Index Catalog // ScholarsArchive@OSU

Development of a Antibacterial Disc Diffusion Assay to Differentiate Fusarin C from Non-Fusarin C activity in Early Screening of Mutant Fusarium graminearum Extracts

Creator:: Svendsen, Molly, Luelling, Sarah, Adpressa, D., Godbey, Aly, Belizi, Peter, Carlson, Caleb, Loesgen, S., Freitag, M., Smith, Kristina, and Gautschi, Jeff
Abstract:: The discovery of novel compounds with antibacterial properties continues to be critically important.3 One potential source of such compounds is the cryptic genome of fungi known to produce biologically active molecules. A kmt6 mutant of the cereal pathogen Fusarium graminearum was previously developed through a histone H3 lysine 27 methyltransferase...
Resource Type:: Poster
Full Text:: Fusarium graminearum Extracts Svendsen, M., 1 Luelling, S.,1 Adpressa, D.,2 Godbey, A.,1, 2 Belizi, P.,1

Fiber optic sensors and spectrometry for the detection of volatile gem-polyhalogenated hydrocarbons

Creator:: Louch, Jeff
Abstract:: A fiber optic fluorometer utilizing a double-fiber optic probe was constructed. The absolute fluorescence signal and effective collection efficiency are approximately one fifth those of typical cuvette fluorometers and agree with those predicted by theory. A quinine sulfate calibration curve shows linearity from a detection limit of 10 pg/mL to...
Resource Type:: Dissertation
Full Text:: of volatile gem-polyhalogenated hydrocarbons AN ABSTRACT OF THE THESIS OF Jeff Louch for the

Magnetic properties of an analog compound for cytochrome P-450

Creator:: McCann, Steven Wayne
Abstract:: This thesis describes a Mossbauer effect and electron paramagnetic resonance study of iron (III) tetraphenylporphyrinatobenzenethiolate benzene thiol, an analog compound for bacterial cytochrome P-450. The compound is unusual in that it provides a model for the two ferric reaction states of cytochrome P-450. The iron in the model compound exhibits...
Resource Type:: Dissertation
Full Text:: P-450 AN ABSTRACT OF THE THESIS OF STEVEN WAYNE MCCANN for the degree of DOCTOR OF PHILOSOPHY in

Mass Spectrometry-based Detection of Neonicotinoids on Honey Bees

Creator:: Trevor, Shear, Morré, Jeff, and Hooven, Louisa
Abstract:: With increasing use of new pesticide formulations worldwide to repel and kill unwanted organisms, negative consequences on non-target species such as honey bees and other pollinators are of increasing concern and not well studied. This study compares the nanotechnology based pesticide (NBP) Safari and its base neonicotinoid, dinotefuran, and their...
Resource Type:: Poster
Full Text:: Neonicotinoids on Honey Bees Trevor Shear†, Jeff Morré†, Louisa Hooven‡ † Department of Chemistry, Oregon

Direct atom transfer vs. ring expansion in reaction of rhenium oxo complexes with cyclooctene epoxides and episulfides

Creator:: Khownium, Kriangsak
Abstract:: The rhenium (V) complex Tp'ReO₂ (Tp' = hydrido-tris-(3,5- dimethylpyrazolyl)borate), generated in situ from PPh₃ reduction of Tp'Re0₃, reacts with small ring heterocycles such as epoxides and episulf ides. The strained trans-cyclooctene ring provides an unusual thermodynamic bias against direct atom transfer, but trans-cyclooctene oxide still produces substantial amounts of trans-cyclooctene....
Resource Type:: Masters Thesis
Full Text:: support on GC-MS work, and also Jeff Morre for his support on MS work. I am indebted to Dr. Eric Brown

Mechanistic studies of metal oxide mediated oxidation via kinetic isotope analysis of pentamethylcyclopentadienyl rhenium diolate cycloreversion

Creator:: Phan, Thuy N.
Resource Type:: Masters Thesis
Full Text:: Analysis of Pentamethylcyclopentadienyl Rhenium Diolate Cyclo reve rs ion Abstract approved: Kevin P

Applicability of the Diels-Alder reactions of o-quinones towards the synthesis of quassinoids and preparation of oxygenated benzeneacetic acids

Creator:: Stirchak, Eugene P.
Resource Type:: Dissertation
Full Text:: THE THESIS OF Eugene P. Stirchak for the degree of Doctor of Philosophy in Chemistry presented on

Organic/Inorganic Hybrid Materials of Uranyl Peroxide Clusters and Uranium Minerals

Creator:: Neal, Harrison A.
Abstract:: Frontier research of non-aqueous actinide clusters is discussed. Since the inception of the uranyl peroxide clusters over the last decade, they have only been synthesized and characterized as solid crystals and in aqueous solution. This thesis provides thorough characterization of aqueous uranyl clusters and the first demonstration of uranyl cluster...
Resource Type:: Dissertation
Full Text:: (ICP-MS); J. B. F. provided access to the ICP- MS instrumentation; P. C. B. and M. N. contributed to

Probing Aqueous Ion-Pairing and Speciation of Group V Polyoxometalates

Creator:: Sures, Dylan J.
Abstract:: Polyoxometalates are discrete anionic oxo clusters of the Group V and VI transition metals that can be conceptualized as molecular metal oxides. Because they are pairable with any alkali cation, a great deal of fundamental chemistry can be gleaned from their study, including solubility trends and insight into cation binding...
Resource Type:: Dissertation

Structure-property Relationships of Transition Metal Oxides Containing Precious Metals

Creator:: Hapuraja Pathirannehelage, Vidhara H. P.
Abstract:: This dissertation presents a study of structure-property relationships within 3d/4d metal oxides containing precious metals through detailed structure refinements using high-resolution neutron and X-ray diffraction data along with exploration of the resultant properties. Oxides of 4d or 5d transition metals tend to show new topological phases due to significant spin-orbit...
Resource Type:: Dissertation
Full Text:: . Pathirana, H. P for the degree of Doctor of Philosophy in Chemistry presented on September 10, 2021

Broadening the scope of the modified-Julia reaction : a mild and stereoselective method for the synthesis of (Z)-configurated α,β-unsaturated lactones

Creator:: Giesbrecht, Heath Eugene
Abstract:: An intramolecular variant of the modified-Julia olefination was demonstrated by the synthesis of α,β-unsaturated lactones in a mild and (Z)-selective fashion. The lynchpin reagent (benzothiazol-2-sulfonyl) acetic acid was synthesized in a straightforward fashion in 86% overall yield from commercially available 2-mercaptobenzothiazole via conversion to ethyl (benzothiazol-2-ylthio)acetate by base mediated alkylation...
Resource Type:: Masters Thesis
Full Text:: both my chemistry and other studies during my stay in Corvallis. Dr. Jeff Morre for his mass

Electrochemical Reactions in Aqueous Batteries with Anionic Charge Carriers

Creator:: Gallagher, Trenton C.
Abstract:: In this dissertation, the primary objective is to discover more sustainable electrode materials and study new reaction mechanisms using aqueous electrolytes. The first study conducted reveals a reversible conversion reaction from copper to Cu2CO3(OH)2. The reaction mechanism uses OH- and CO32- as charge carriers at the cathode. The results open...
Resource Type:: Dissertation
Full Text:: Ji Group that have helped me find success over the years: Sean K Sandstrom, Jeff Wu, Dr. Heng Jiang

Part I: Synthetic studies toward the southern portion of Azaspiracid-1; Part II: Total synthesis of amphidinolide B₁ and the proposed structure of amphidinolide B₂

Creator:: Lu, Liang
Abstract:: The structural architecture present in marine toxin azaspiracid - 20 stereocenters, 9 rings, 3 separated spirocenters - has attracted considerable synthetic attention. Our efforts toward the synthesis of azaspiracid have led to the completion of both C₁-C₂₆ northern and C₂₇-C₄₀ southern halves. Herein, the synthesis of southern FGHI ring system...
Resource Type:: Dissertation
Full Text:: extend my appreciation to my committee members, Prof. Paul R. Blakemore, Prof. Kevin P. Gable, Prof

Total synthesis of sparteine alkaloids from a common tetraoxobispidine intermediate

Creator:: Melbardis, John
Abstract:: In previous work (Blakemore et al. Org. Lett. 2005, 7, 4721; Heterocycles 2006, 70, 609), successful elaborations of the lupine alkaloids (±)-α-isosparteine (dl-2) and (±)-β-isosparteine (dl-3) were realized from a common tetraoxobispidine precursor, 3,7-diallyl -2,4,6,8-tetraoxo-3,7-diazabicyclo[3.3.1]nonane (93). Herein, the tetraoxobispidine approach to lupine alkaloids was extended to a total synthesis of...
Resource Type:: Masters Thesis
Full Text:: for assistance with NMR analysis, and Dr. Jeff Morre for mass spectroscopy Professors of the

Tandem intramolecular photocycloaddition-retro-Mannich fragmentation as a route to indole and oxindole

Creator:: Li, Yang
Abstract:: Irradiation of a tryptamine linked through its side-chain nitrogen to an alkylidene malonate residue results in an intramolecular [2 + 2] cycloaddition to the indole 2,3-double bond. The resultant cyclobutane undergoes spontaneous retro-Mannich fission to produce a spiro[indoline-3,3-pyrrolenine] with relative configuration defined by the orientation of substituents in the transient...
Resource Type:: Dissertation
Full Text:: P. Gable, Dr. Jamie J. Kruzic and Dr. Kerry L. McPhail for their support and time. I deeply

Total synthesis of phorboxazole A

Creator:: Lee, Tae Hee
Abstract:: The total synthesis of a highly potent cytotoxic marine natural product, phorboxazole A, is described. Both a palladium(II)-mediated and a palladium(II)-catalyzed intramolecular alkoxycarbonylation were used as key steps for the preparation of the two cis-2,6-disubstituted tetrahydropyran rings (C22-C26 and C11-C15) of phorboxazole A. The synthesis used a convergent approach involving...
Resource Type:: Dissertation
Full Text:: Quay, Rodger Kohnert, and Jeff Morre for their friendship and useful discussions. I would like to

Synthesis of novel ambifunctional atropisomeric 2,2',6,6'-tetrasubstituted biphenyls and investigation of their properties and organocatalytic activity

Creator:: Sephton, Mark Alan
Abstract:: Ambifunctional axially chiral 2,2',6,6'-tetrasubstituted biphenyls containing nucleophilic (or basic) functional groups juxtaposed with hydrogen-bond donors were synthesized and their properties studied. Applications for the prepared biaryls as potential organocatalysts for enantioselective carbon-carbon bond forming reactions were examined. Processes investigated included: aldol, Michael, nitroaldol (Henry), and Baylis-Hillman reactions. The novel amidoamine...
Resource Type:: Dissertation
Full Text:: and help, including running UV spectra and along with Dr. Jeff Walker for their help in making me a

Studies toward the total synthesis of (+)-providencin

Creator:: Jana, Somnath
Abstract:: Studies toward the total synthesis of (+)-providencin (1), a highly oxygenated cembranoid dipterpene with a unique bicyclo[12.2.0]hexadecane skeleton and pronounced biological activity, are described. These studies resulted in the synthesis of advanced intermediates 320 and 332 which contain all of the carbon atoms of 1. In a first generation approach...
Resource Type:: Dissertation
Full Text:: , Professor Rich G. Carter, Professor Paul R. Blakemore, Professor Kevin P. Gable, Professor Janet Tate and

Cis-2,5-diaminobicyclo[2.2.2]octane : a novel C₂-symmetric scaffold for asymmetric catalysis

Creator:: Shaw, Subrata
Abstract:: This thesis describes the development of a new enantioselective synthetic method employing chiral cis-2,5-diaminobicyclo[2.2.2]octane-based organometallic catalysts. The significance of this new method to organic synthesis is illustrated with preparation of enantioenriched products that are transformed to important pharmaceutical agents. Chapter 1 provides a brief historical overview of asymmetric catalysis, especially...
Resource Type:: Dissertation
Full Text:: characterization of the new salen ligand and its complexes with various transition and p- block metals. Chapter 3

Development of fragmentation techniques in mass spectrometry for biological applications

Creator:: Ji, Hong
Abstract:: In this dissertation, I present the work of developing more efficient and economical techniques for fragmenting large bio-molecules, and ultimately making mass spectrometry a more powerful tool in proteomics, DNA sequencing, and other areas of biomolecular analysis. Aiming at lowering the installation and operating cost, and delivering electron capture dissociation...
Resource Type:: Dissertation
Full Text:: a peptide called substance P and demonstrate that the cross section for ECD can be increased by

Chemical labeling methods and mass spectrometry of mitochondrial thiol proteomes

Creator:: Wang, Jing
Abstract:: Dysfunction of mitochondria has been linked to aging and the pathogenesis of many degenerative diseases. Aside from their primary function in energy production, mitochondria are considered as a major source and target of reactive oxygen and nitrogen species (ROS/RNS) in cells as well. The mitochondrial thiol proteome is a subset...
Resource Type:: Dissertation
Full Text:: differences (p-value < 0.05) in protein thiol abundances were only observed for five proteins from IFM

Use of Targeted and Non-Targeted Analysis to Study Complex PAH Environmental Mixtures

Creator:: Chibwe, Leah
Abstract:: Polycyclic aromatic hydrocarbons (PAHs) are ubiquitous contaminants formed from the incomplete combustion of organic material. These contaminants are of concern because of their widespread presence in the environment and toxic properties. In addition, PAHs encompass a class of diverse compounds with varying physicochemical properties and exist in the environment as...
Resource Type:: Dissertation
Full Text:: significantly correlated with nicotine and TSNA dust loadings over time (R2: 0.47- 0.72, p < 0.05). This

Substitution Effects on the Structure and Electronic Behavior of Ternary Precious Metal Oxides

Creator:: Flynn, Joshua
Abstract:: Due to the high cost of precursor materials, complex oxides of 4d and 5d transition metals are under-studied compared to their 3d counterparts. Recent studies have shown that oxides containing heavier transition metals can exhibit exotic electronic states due to presence of strong spin-orbit coupling. The goal of this dissertation...
Resource Type:: Dissertation
Full Text:: compounds tended to have a n-type conduction mechanism while Ir(V)-rich compounds appeared to be p-type

Enigmatic Quantum Materials: Novel Spin-Orbit Coupled 4d/5d Metal Oxides and Intermetallics

Creator:: Wallace, Maxwell K.
Resource Type:: Dissertation
Full Text:: Jeff, for all of their support. Finally I would like to express my sincere appreciation to my wife

Bioprospecting the Chemical Diversity of Plant-associated Fungi

Creator:: González-Montiel, Gisela Abigail
Abstract:: Fungi have long been used for discovery of new chemical scaffolds. In the clinical setting, the fungal natural products penicillin, statins, and cyclosporine have revolutionized medicine to treat diseases and infections. In the environment, fungal natural products have been used as herbicides, fungicides, and insecticides to protect crops, livestock, and...
Resource Type:: Masters Thesis
Full Text:: P. crustosum (absorptions at 280 nm) .................................................34 15. (A

Fusion enhancement with neutron-rich radioactive beams

Creator:: Zyromski, Kristiana Elizabeth
Abstract:: Fusion reactions with radioactive neutron-rich projectiles have been the subject of much recent theoretical and experimental interest. Predictions of enhancement of the cross section due to the use of a neutron-rich projectile may have implications for synthesis of heavy nuclei. In this work, the fusion-fission excitation functions were measured for...
Resource Type:: Dissertation
Full Text:: Department, the Association for Women In Science Educational Founda tion, the David P. Shoemaker Memorial

Survival Mediated Capture and Fusion Cross Sections for Heavy Element Synthesis

Creator:: Yao, Liangyu
Abstract:: The synthesis of superheavy element evaporation residues is described by the product of the capture cross section, fusion probability, and survival probability. Capture cross sections are moderately well known. The fusion probability is the least known with many uncertainties. The formalism for the survival probability is known, but the parameters...
Resource Type:: Dissertation
Full Text:: function of excitation and spin for cold fusion reactions to be given as [14] PCN (E ∗, J) = P 0CN 1

Synthesis and oxidation of metal-thiolate compounds which mimic the active site function of thiolate dioxygenase enzymes

Creator:: Schussel, Leonard J.
Abstract:: Part I describes the synthesis of bis(fac-S)((tris)2-aminoethanethiolatoiron( III))iron(III) chloride. The compound was first discovered during an attempt to prepare a ternary complex of iron, thiolate and pi-acid ligand. The compound is a reasonably air-stable iron(III)-thiolate that contains a linear tri-iron cluster with each iron bridged to the adjacent iron by...
Resource Type:: Dissertation
Full Text:: . Clara Shoemaker for the cobalt crystal structure; Jeff Fahey for assistance in running the cyclic

Total kinetic energy release in the fast neutron induced fission of actinide nuclei

Creator:: Loveland, Walter
Abstract:: The total kinetic energy release and fission mass distributions for the fast neutron (En = 3–100 MeV) induced fission of 232Th, 233U, 235U, 237Np, 239Pu, 240Pu, and 242Pu have been measured using the LANSCE facility. The neutron energies were deduced from time-of- flight measurements. The fission fragments were detected using...
Resource Type:: Article
Full Text:: process. Some general books are P. Talou and R. Vogt [1], W. Younes and W. Loveland [2], R. Vandenbosch

Part I: Synthesis and evaluation of synosutine as an inhibitor of serotonin, norepinephrine, and dopamine transporters Part II: Asymmetric approach to the tetracyclic core of neomangicol A

Creator:: Juniku, Rajan B.
Abstract:: Part I: Racemic and asymmetric syntheses of a new substance with prospective antidepressant properties were achieved. In vitro assays with synthetic racemates (±)-25 and (±)-26 suggested that the former is a relatively selective inhibitor of serotonin transporter whereas the latter is a more balanced inhibitor of both serotonin and norepinephrine...
Resource Type:: Dissertation
Full Text:: spectroscopy, Jeff Morre for mass spectrometry support, and Lev Zakharov for X-ray crystallographic analysis

A stereochemically controlled approach to the morphine alkaloids: racemization of 8,9-benzo-4,5-dihydro-6,7-pyrido[4,3-d] oxanin-3(2H)-ones

Creator:: Runyan, Mark T.
Abstract:: A method for the control of absolute stereochemistry in morphine syntheses has been demonstrated by the resolution and efficient racemization of the advanced morphine precursor , 9-methoxy-3-methyl-5,6-dihydro-3H-benzofuro[3,2-e]isoquinoline- 7(7aH)-one, I. This was accomplished by the facile coversion of optically resolved I to its ring opened form, 5,6,7,8-tetrahydro-10-methoxy-3-methyl-7-oxo[1]benzoxonino[ 6,7-c]pyridinium tosylate, II, (Equation...
Resource Type:: Masters Thesis
Full Text:: (\ Date thesis is presented September 4, 1986 Typed by Christine P. Nathman for Mark T. Runyan

Catalytic desymmetrization of D₂d̳-symmertic proprochiral tetrasubstituted biphenyl compounds: a novel approach to the synthesis of axially chiral C₂-symmetric molecules

Creator:: Gunderson, Jeremey Tyson
Abstract:: Many D2d-symmetric 2,2',6,6'-tetrasubstituted biphenyls are readily prepared via net oxidative dimerization of appropriate 1,3-disubstituted benzenes. Conversion of such proprochiral compounds to useful C2-symmetric chiral biphenyls requires formal replacement of two substituents on opposing aryl ring units with alternate groups. This under exploited desymmetrization tactic has been demonstrated for the generation...
Resource Type:: Masters Thesis
Full Text:: professionally and personally, this project would not have been possible. Dr. Jeff Morre for his services

A photoactivable microfluidic device for heavy metal ion extraction

Creator:: Nammoonnoy, Jintana
Abstract:: The development of microfluidic devices for heavy metal extraction is presented in this dissertation. Various research areas, covering subjects from photochromic compound syntheses to microchip fabrication techniques are explored to develop microfluidic devices capable of extracting heavy metal ions from drinking water. Through integration of the beneficial characteristics of both...
Resource Type:: Dissertation
Full Text:: independently in my research projects described here. I also would like to thank Dr. Jeff Walker for his

Determination of fluorochemicals in waste-dominated aqueous systems

Creator:: Huset, Carin A.
Abstract:: While fluorochemicals have been detected all over the world and in wastewater treatment plants, the effect of wastewater effluent on the receiving waters has not been evaluated. In the first study, the mass flow of fluorochemicals emanating from wastewater treatment plants along the Glatt River in Switzerland was evaluated. The...
Resource Type:: Dissertation
Full Text:: , Melissa, Hong, Ben, Jeff, Brian, Ben, Rick, Yury, Valery, Lilo, Max and Sarah) and Staci Simonich’s

Label-free mass spectrometry-driven methods for elucidating adaptive responses of the hepatic mitochondrial proteome in an alcoholic fatty liver disease model

Creator:: Tzeng, Shin-Cheng
Abstract:: Alcoholic liver disease (ALD) continues to be one of the major public health problems in the United States and worldwide. Complicated by factors including gender, polymorphisms of alcohol-metabolizing enzymes, immunologic factors, exposures to other substances/drugs, hepatic viral infections, nutritional deficiencies, and obesity, ALD is a complex disease that requires a...
Resource Type:: Dissertation
Full Text:: Yang, Sasidhar Nirudodhi and Dr. Cristobal Miranda. Thanks to the late Brian Arbogast, Jeff Morré

The autoxidation of dichlorobis(triethylphosphine)cobalt(II)

Creator:: Schmidt, Donald Dean
Resource Type:: Dissertation
Full Text:: behavior, and infrared spectra. The positions and relative intensities of the P=0 and. P-O-C bands in the

Aryl acetylene substituent effects : the synthesis and application of biaryls

Creator:: Naffziger, Michael R.
Abstract:: The work described herein details the synthesis and application of biphenyls that probe the effects of hydrogen, Cl / Br, and methyl substituents on the aryl ring of the terminal acetylenic carbon. From this work, we successfully developed the rapid synthesis of phenyl acetylenes in 3-4 steps from inexpensive commercially...
Resource Type:: Masters Thesis
Full Text:: not be possible without the help from Rodger Kohnert, for his time and help with NMR analysis, Jeff

Development of novel analytical methods to detect emerging contaminants in aqueous environmental matrices using large-volume injection

Creator:: Backe, Will J.
Abstract:: It is the responsibility of humans, as environmental stewards, to monitor our impact on the environment so that efforts can be made to remediate the effects of our actions and change behaviors. To better understand our environmental footprint, sensitive and simple analytical methods are needed to quantify the contaminants that...
Resource Type:: Dissertation
Full Text:: including Dean Hammermeister, Jeff Denny, and Julie Larson. I am grateful to all the members of the

Advances in solid phase synthesis of neutral oligonucleotide analogues

Creator:: Wang, Haiyan, 1963-
Abstract:: A novel acyl protecting group for cytosine and adenine has been prepared from 4-( chloromethyl) benzoic acid. Reaction of the acid with morpholine produces 4-( 4-morpholinyl )methyl benzoic acid which is converted to it's acid chloride with thionyl chloride. This may be used to acylate cytidine and adenosine under standard...
Resource Type:: Masters Thesis
Full Text:: him. I thank Jane Hoge land and Jeff Nelson for their many hours of helpful discussion and all the

Theory of negative thermal expansion

Creator:: Tao, Ju Zhou
Abstract:: Two framework oxide materials of the MO₃ network type have been synthesized and structurally characterized by synchrotron and X-ray powder diffraction and the Rietveld method in the temperature range 25~500 K. The results show one of them to be a low thermal expansion material. Theoretical studies of negative thermal expansion...
Resource Type:: Dissertation
Full Text:: OSU community, Marcus, Jeff, Engelene, Sherry, Dong, Greg, (Big) Eric, Among, Qin, Yuan. Many a

Gene Activation Strategies in Filamentous Fungi for Natural Products Discovery

Creator:: Adpressa, Donovon A.
Abstract:: Fungi have long been a prolific source of clinically approved drugs. The antibiotic penicillin, the cholesterol lowering statins, and the immunosuppressant cyclosporine have changed the treatment of human diseases in the last century. Recently, genome analysis of filamentous fungi has revealed that the biosynthetic potential for natural product expression is...
Resource Type:: Dissertation
Full Text:: , C.-Y.; Xu, Y. Mar. Drugs 2017, 15, 266. 6. Qian, P. Y.; Xu, Y.; Fusetani, N. Biofouling 2010, 26

Luminescent sulfides and solution-deposited oxide thin films

Creator:: Anderson, Jeremy T.
Abstract:: Solid state luminescent sulfides are prepared as powders in order to elucidate the relationship between structure and light emission. While the sulfides studied in this dissertation are known phosphors, materials are investigated in a variety of new ways. Elementary properties and structures of MgS are reviewed, and preparation of MgS...
Resource Type:: Dissertation
Full Text:: inexperience stifle creativity. Similarly, Jeff Bender ambitiously pursued device integration of sulfide

The Total Kinetic Energy Release in the Fast Neutron-induced Fission of ²³²Th

Creator:: King, Jonathan W.
Abstract:: The post-emission total kinetic energy release (TKE) in the neutron induced fission of ²³²Th was measured (using white spectrum neutrons from LANSCE) for neutron energies from En = 3 to 91 MeV. In this energy range the average post-neutron total kinetic energy release decreases from 162.3 ± 0.3 at En...
Resource Type:: Dissertation
Full Text:: 2.3. Role of 232Th(p,f

Proline sulphonamide-catalysed Yamada–Otani condensation: reaction development, substrate scope and scaffold reactivity

Creator:: Yang, Hua, Banerjee, Somdev, and Carter, Rich G.
Abstract:: The development of a proline sulphonamide-catalysed method for enantioselective and diastereoselective construction of functionalized cyclohexenones is described. Impact of catalyst structure as well as solvent effects and additives are explored. A significant substrate scope is demonstrated by variation of both the aldehyde and the enone components. Diastereoselective derivatization of the...
Resource Type:: Article
Full Text:: ). In support of this hypothesis, we synthesized the p-dodecyl ester version of our parent catalyst

Tuning Functional Properties of Pyrochlore and Related Oxides via Cation and Anion Substitutions

Creator:: Giampaoli, Gabriella C. S.
Abstract:: Inorganic structures play an important role in materials due to their versatility and diversity. A complete understanding of the structure of a material is vital to enhance the creation of new materials that fill voids in research. The rational design of these compounds is driven by the exploitation of structure-property...
Resource Type:: Dissertation
Full Text:: .; Li, J.; Ramirez, A. P.; Sleight, A. W.; Subramanian, M. A. Bi2- xCaxIr2O6+y Pyrochlore Phases

Comprehensive Analysis of The Brain Metabolome Using Mass Spectrometry in Conjunction with Data Analysis Techniques

Creator:: Khorani, Mona
Abstract:: Metabolomics has recently gained momentum in biomolecule research and complements the genomics and proteomics research space. Metabolomics strives to detect, identify, and quantify all metabolites present in biological samples. In particular, biomolecular analysis using ultra-performance liquid chromatography combined with mass spectrometry (UPLC-MS) has become increasingly important for metabolomic analyses. Similarly,...
Resource Type:: Dissertation
Full Text:: black dots indicate the metabolites with p-value < 0.01, 0.01 < p-value < 0.05 and p-value > 0.05

Highly Regioselective Nitrile Oxide Dipolar Cycloadditions with ortho-Nitrophenyl Alkynes

Creator:: McIntosh, Melissa L., Naffziger, Michael R., Ashburn, Bradley O., Zakharov, Lev N., and Carter, Rich G.
Abstract:: The dipolar cylcoadditions of ortho-nitrophenyl alkynes with aryl nitrile oxides has been demonstrated. A range of substituents are tolerated on the alkyne. These reactions proceed with excellent levels of regioselectivity. Subsequent functionalization of the isoxazole scaffold has been demonstrated.
Resource Type:: Article
Full Text:: Claudia Maier and Dr. Jeff Morré (OSU) for mass spectra data. Finally, we are grateful to 90 10

Large volume (1,800 µL) injection HPLC/MS/MS for the quantitative determination of illicit drugs and human urinary biomarkers in municipal wastewater

Creator:: Chiaia Hernandez, Aurea C.
Abstract:: A sensitive, selective, rapid analytical method based on large-volume injection (LVI) liquid chromatography/ tandem mass spectrometry was developed using commercially-available hardware that eliminates the need for either off-line or on-line solid phase extraction. Centrifugation followed by the direct injection of 1,800 µL was used for the quantification of illicit drugs,...
Resource Type:: Masters Thesis

Magnetic studies of bis(dialkyldithiocarbamato)iron(III) and bis(dialkyldiselenocarbamato)iron(III) complexes

Creator:: Wells, Fred V.
Resource Type:: Dissertation
Full Text:: quartets 80 d5 960 cm-1 for Mn(II) --,1100 cm-1 for Fe(III) 2 / U 2G 2H 2 2D 4F50 21 A 40 P 4 G

Determination of fluorinated alkyl substances in aqueous systems

Creator:: Schultz, Melissa M.
Abstract:: Fluorinated alkyl substances, which can be persistent, toxic, and bioaccumulative, have been quantitated in many densely populated and remote regions, including in air, surface waters, groundwater, and biota; however, little is known about their transport or behavior in the environment. Wastewater effluent is one of the principal routes for introducing...
Resource Type:: Dissertation
Full Text:: Arbogast, Jeff Morre, Greg Witkop, Ralph Reed, Valerie Voinov, and Lilo Barofsky for their vast knowledge

Investigation of mixed N,O-donor dipicolinamide derivative ligands for use in nuclear fuel separations

Creator:: Lapka, Joseph
Abstract:: In this work, three isomeric forms of N, N'-diethyl, N, N'-ditolyldipicolinamide (EtTDPA) were synthesized. The elements thorium through americium, which make up a significant portion of the actinides in used nuclear fuel (with the exception of curium), and two fission products, molybdenum and technetium, were tested for their ability to...
Resource Type:: Dissertation
Full Text:: initial mentor in the laboratory and several aspects of this project. Thank you to Jeff Moore and

Applications of nonlinear raman spectroscopy

Creator:: Melin, Stéphanie
Abstract:: Two nonlinear optical experiments are presented in which the third-order electronic susceptibility of molecules is used to generate Raman signals. The first one uses a single 532 nm beam from a Nd:YAG laser to produce Stimulated Raman Scattering in benzene and deuterated benzene. With a simple experimental set-up, stimulated emission...
Resource Type:: Masters Thesis
Full Text:: . Jeff, for making me more French than I ever thought I would be. Dr Kyong Hee Lee, for the wonderful

Determination of ethyl glucuronide and ethyl sulfate as human biomarkers of alcohol exposure in urine by liquid chromatography/electrospray tandem mass spectrometry with large volume injection

Creator:: Hu, Yan
Abstract:: This research was undertaken to develop a sensitive, selective, and rapid analytical method to measure ethyl glucuronide (EtG) and ethyl sulfate (EtS) in urine as urinary biomarkers of alcohol exposure. Large-volume injection (LVI) coupled with liquid chromatography / electrospray tandem mass spectrometry was used to eliminate the need for either...
Resource Type:: Masters Thesis
Full Text:: committee meetings and examinations. Thanks also to Aurea Chiaia, Dr. Jeff Moore and the Simonich lab

Per- and Polyfluoroalkyl Substances (PFASs): Consumer Products, Protocols, and Percutaneous Absorption

Creator:: Rewerts, Justin N.
Abstract:: Per- and polyfluoroalkyl substances (PFAS) are a group of anthropogenic compounds gaining notoriety as contaminants of emerging concern. With the frequent detection of PFAS in the environment, drinking water, and consumer products, awareness and concern from the public regarding PFAS is increasing. The two most notorious PFAS are perfluorooctanoate (PFOA)...
Resource Type:: Dissertation
Full Text:: In Chapter 2, Jeff Morré provided expertise in high mass accuracy data processing, method

Metal atom synthesis, characaterization and physical properties of II-cyclooctatetraene and substituted cycloocatatetraene complexes of lanthanide metals ; Attempted synthesis of homocyclooctatetraene dianion complexes with ytterbium and uranium

Creator:: Brault, Margaret A.
Resource Type:: Dissertation
Full Text:: being Ed Carroll De Kock for maya Bob Cassity for hope Jeff Miller for faith Phyllis Frank for

Low-Dose X-Ray Radiation Effects On the Proteomic Profiles of Hippocampus, Cortex, and Cerebellum of Contextual Fear Conditioning and Novel Object Recognition Trained Mice

Creator:: Koluda, Rony
Abstract:: Radiation exposure to the brain can occur from a variety of events, including space missions, nuclear accidents, and clinical treatments. The effects of high dose radiation are well studied, but those of lower dosage are more elusive. Decline of memory and cognition is observed in patients exposed to low dose...
Resource Type:: Masters Thesis
Full Text:: Vaswani, Kavi Vaidya, Md Nure Alam, Jeff Morre,Dr. Liping Yang, and Dr. Luke Marney. I am grateful to

Studies of low melting 1-methyl-3-ethylimidazolium chlorocuprate(I) fused salts

Creator:: Bolkan, Steven A.
Resource Type:: Dissertation
Full Text:: were willing to work for me on various projects and that work is appreci- ated. To Jeff Thompson for

Gene Expression, Structure Elucidation, and Bioactivity of Aspergillus Natural Products

Creator:: Neuhaus, George F.
Abstract:: The study of natural products (NPs) and their application has shaped humanity. Starting with the idea of using plants as medicine, it has now grown into the science of purifying and identifying organic molecules from nature to study their inherent biological activities. Understanding the molecular structures of NPs is the...
Resource Type:: Dissertation
Full Text:: discovery. 12 1.6 References (1) Dewick, P. M., Medicinal Natural Products: A Biosynthetic

A critical comparison of methods for the determination of phytoplankton chlorophyll

Creator:: Salinas, John T.
Abstract:: The concentration of chlorophyll in natural bodies of water is commonly determined as a means to rapidly estimate the phytoplankton biomass. The literature gives numerous warnings, however, as to the problems involved with accurately determining chlorophyll concentrations. The author's work at Crater Lake, Oregon enticed him to explore critically the...
Resource Type:: Masters Thesis
Full Text:: this project. Thanks also go to my fellow graduate students at Oregon State, especially Jeff Louch

A study of the Mn⁺² and Pb⁺²-Mn⁺² impurity systems in alkali chlorides

Creator:: Mannion, William Alphonsus
Resource Type:: Dissertation
Full Text:: , p, is defined so that cp is the molar fraction of complexes. Then application of the mass action

Hydrogen/deuterium exchange mass spectrometry as a technology platform for studying conformational dynamics in large protein complexes

Creator:: Nirudodhi, Sasidhar N.
Abstract:: Proteins are essential to all biological systems. Proteins participate in numerous cellular processes by interacting with other proteins, other metabolites and membranes in a dynamic environment. Studying the structural and conformational properties of proteins in the solution phase is necessary to understand their protein folding and interaction dynamics. This research...
Resource Type:: Dissertation
Full Text:: accelerating. Thanks to Brian Arbogast, Jeff Morre, Samanthi Wickramasekara, Michelle Romero and all the

Quantitative determination of emerging contaminants, solvent stabilizers and fullerene nanomaterials, in biological and environmental systems

Creator:: Isaacson, Carl W.
Abstract:: To determine the impact of emerging environmental contaminants on human and environmental health, quantitative analytical methods are required. Analysis of emerging contaminants is hampered by their widely varying physical-chemical properties. Therefore quantitative analytical methods must be developed to determine the behavior of emerging contaminants in environmental systems. A quantitative analytical...
Resource Type:: Dissertation
Full Text:: possible without the excellent technical expertise provided by Glen Wilson, Joe Magner, Jeff Morre, Brian

Development of organocatalyzed, intramolecular heteroatom Michael addition and application towards alkaloid synthesis

Creator:: Carlson, Erik
Abstract:: Effective methods for the enantiopure formation of substituted piperidine rings are significantly important due to their presence in alkaloid products. A valuable method to form these ring systems would be via an intramolecular heteroatom Michael addition from the corresponding enone or enal. Described herein is a methodolgy that has been...
Resource Type:: Masters Thesis
Full Text:: extend my appreciation to my committee members, Prof. Paul R. Blakemore, Prof. Kevin P. Gable, Prof

Studies towards the total syntheses of (+)-phomactins A, D and G

Creator:: Schwartz, Keith D.
Abstract:: Studies towards the total synthesis of (+)-Phomactin A (1), D (6), and G (9), fungal metabolites with unique molecular architecture and pronounced biological activity, are described. These studies resulted in the synthesis of advanced intermediates 354 and 356, which contain all of the carbon atoms of 1, 6 and 9....
Resource Type:: Dissertation
Full Text:: analysis, Jeff Morre for mass spectrometry support and Roger Kohnert for advice and guidance with NMR

Poly- and perfluorinated alkyl substance release from landfills and landfill model reactors

Creator:: Allred, Brent McKay
Abstract:: Research and public concern of poly and perfluoroalkyl substances (PFASs) as environmental contaminants has increased significantly due to the increasing number of reports of their detection in humans and wildlife. PFASs have a number of commercial applications including surfactants, coatings, polymers, and levelers, which are used on consumer products like...
Resource Type:: Dissertation
Full Text:: of Mindy Berger, Jeff Morre, Tim Skalland, Dr. Cliff Pereira, Dr. Kim Anderson, Dr. Staci Simmonich

Mass-Spectrometric Methods for OxPTM Characterization and Quantitative Proteomics of Oxidative Stress Response

Creator:: Huang, Lin
Abstract:: Oxidative stress is deﬁned as an imbalance that favors the production of reactive oxygen species (ROS) over an organism's antioxidant defense. ROS have the ability to damage, either directly or indirectly, biomolecules including DNA, proteins, carbohydrates, and lipids. Various pathological conditions and environmental and chronic diseases have been associated with...
Resource Type:: Dissertation
Full Text:: to express my appreciation to Dr. Samanthi Wickramasekara, Mr. Jeff Morré, Dr Liping Yang

Synthesis and oxidation of cysteine- and penicillamine- containing Fe(III) and Co(III) complexes. Analogs for the active metal sites of the cysteine and cysteamine dioxygenases

Creator:: Miller, Krys J.
Abstract:: The first part of this thesis describes a study of the characteristics of oxidation of a 1:2 iron(III):thiolate system in methanolic solution and in water. This system was investigated as a potential analog for the cysteine- and cysteamine-dioxygenase catalyzed 0₂-oxidation of cysteine and cysteamine, respectively, to the corresponding sulfinic acids....
Resource Type:: Dissertation
Full Text:: straight, John Ruppert, for your kindred spirit, Dean Regier, for your sounding board guidance, Jeff

Reactions of ethylamine and diethylamine with copper (I) and copper (II) chloride

Creator:: Clifton, James Roger
Resource Type:: Dissertation
Full Text:: . p. r.) spectrometry, transitions are observed upon the absorption of a quantum of radia- tion

The determination of gasoline and alkyl benzenes in aqueous solution and the development of a remote reaction chamber for fiber optic remote sensing

Creator:: Waddle, Robert D.
Abstract:: The development and optimization of a single-phase derivatization technique for small ring aromatics in water are presented. Also described are the design, optimization and application of a remote reaction chamber for fiber optic sensing. Aqueous solutions of the major aromatic compounds in gasoline are derivatized to o-nitrosophenol-Cu complexes with a...
Resource Type:: Masters Thesis
Full Text:: Ethylbenzene p-Xylene m-Xylene o-Xylene Typical C9 mix 108 112 113 114 114 100 103 aPeter, F. M

A contribution to the development of wide band-gap nonlinear optical and laser materials

Creator:: Stone-Sundberg, Jennifer L.
Abstract:: The primary focus of this work is on examining structure-property relationships of interest for high-power nonlinear optical and laser crystals. An intuitive and simply illustrated method for assessing the nonlinear optical potential of structurally characterized noncentrosymmetric materials is introduced. This method is applied to materials including common quartz and tourmaline...
Resource Type:: Dissertation
Full Text:: tremendously helpful include Jeff Barber (thanks for all of the great lunch sessions!), Tim Thomas, Erwin

Electrolyte Design: Improving Capacity and Structural Stability of Electrodes

Creator:: Xu, Yunkai
Abstract:: The grand plan of carbon neutralization and COP26 in Glasgow require a quick shift of energy sources from conventional fossil fuel to a more renewable substitute such as wind, or solar energy. However, the intermittency of those renewable energy sources does not meet the demand of the energy, which requires...
Resource Type:: Dissertation
Full Text:: attaching -Cl to the benzene ring, using a sulfuric acid solution, the resultant tetrachloro-p

Carbon Nanodots as Biolabels for Fluorescence Immunoassays

Creator:: Wu, Yuanyuan
Abstract:: There has been a tremendous growth in interest in carbon nanodots (C-dots) in the past several years. As a nascent nanomaterial, C-dots have shown great promise in applications that benefit from their superior water dispersibility, low toxicity, non-blinking fluorescent output, chemical and biological compatibility, ease of functionalization and resistance to...
Resource Type:: Dissertation
Full Text:: . Shawn Freitas and Dr. Christine Pastorek for their FTIR trainings; Dr. Jeff. Nason, Alyssa Rae Deline

Studies toward the total synthesis of azaspiracid-1

Creator:: Kuiper, Damien L.
Abstract:: Azaspiracid has generated an enormous amount of scientific interest in the fourteen years since its initial discovery. The structure contains a 6,5,6 bis-spiroketal, a [3.3.1] bicyclic ketal and a 6,5-spiroaminal linkage as key moieties. With 9 rings, 20 stereocenters and three alkenes, the azaspiracid immediately attracted the interest of the...
Resource Type:: Dissertation
Full Text:: because of each of them. I would like to thank Roger Kohnert for NMR advice, and Jeff Morré for mass

Tandem mass spectrometric analysis of protein and peptide adducts of lipid peroxidation-derived aldehydes

Creator:: Wu, Jianyong
Abstract:: The adduction of proteins and other biomolecules by electrophilic lipid peroxidation products such as 4-hydroxy-2-nonenal (HNE), 4-oxo-2-nonenal (ONE), malondialdehyde (MDA) or acrolein (ACR) is thought to be an initiating and/or propagating factor in the pathophysiology of several diseases such as atherosclerosis, diabetes, Alzheimer's, Parkinson's and other age-related disorders. The identification...
Resource Type:: Dissertation
Full Text:: , Brian Arbogast, Jeff Morre and the rest of the mass spectrometry group for their support. Thanks are

Analytical method development for the identification, detection, and quantification of emerging environmental contaminants in complex matrices

Creator:: Place, Benjamin J.
Abstract:: The development of analytical methods for emerging contaminants creates many unique challenges for analytical chemists. By their nature, emerging contaminants have inherent data gaps related to their environmental occurrence, fate, and impact. This dissertation is a compilation of three studies related to method development for the structural identification of emerging...
Resource Type:: Dissertation
Full Text:: completion of this degree by providing both scientific support and friendship. Jeff Morre and Glenn

Electrochemistry at a reticulated vitreous carbon flow electrode

Creator:: Fahey, Jefferson Vincent
Abstract:: The electrochemistry of cadmium at a Reticulated Vitreous Carbon (RVC) electrode has been studied to determine the suitability of RVC as a working electrode for the electrochemical preconcentration of cadmium in the corrosive environment of zirconium dissolved in hydrofluoric acid. The electrochemistry in this investigation deals with deposition of solid...
Resource Type:: Masters Thesis
Full Text:: faculty and staff of the Department of Chemistry. Fellow graduate student Jeff Louch was always available

Atropisomeric 8,8'-biquinolyl derivatives : synthesis, properties and applications

Creator:: Milicevic, Selena D.
Abstract:: 7,7'-Dihydroxy-8,8'-biquinolyl (azaBINOL) was prepared from 7-hydroxyquinoline via N,N-dimethyl O-quinol-7-yl carbamate by directed ortho-metallation followed by FeCl₃-mediated oxidative coupling of the 8-lithioquinoline intermediate. Saponification of the resulting dicarbamate provided crystalline (±)-azaBINOL in 56% overall yield. 6,6'-Bis(dimethylaminocarbonyl)-7,7'-dihydroxy-8,8´-biquinolyl was prepared from the same dicarbamate by a double anionic-Fries rearrangement in 43% yield. 7,7'-Bis(diethylamino-carbonyloxy)-6,6'-diiodo-8,8´-biquinolyl...
Resource Type:: Dissertation
Full Text:: , Prof. Kevin Gable, Prof. Mark Zabriskie and Prof. P. Shing Ho, Prof. Chih-hung Chang and Prof. John

Surface composition and orientation of room temperature ionic liquids

Creator:: Law, George
Abstract:: In this thesis, we investigated the surface composition and orientation of both pure room-temperature ionic liquids (Ils) and binary mixtures of the ILs of the type consisting of the 1-alkyl-3-methylimidazolium ([C[subscropt n]mim]⁺, n=4, 8, and 12) cation coupled with either [PF₆]⁻, [BF₄]⁻, [Cl]⁻, or [Br]⁻. The surfaces of the ILs...
Resource Type:: Dissertation
Full Text:: Rebecca, Lissa, Nipaka, Tony, Brian, Jeff, Ben, Rob, Sheri, etc. May Friday night "Beers Law" meetings be

Time-of-flight scattering and recoil spectrometry (TOF-SARS) applied to molecular liquid surfaces : a new approach to surface composition and orientation

Creator:: Gannon, Thomas J.
Abstract:: In spite of their importance in many systems, liquid surfaces have been explored at the microscopic level to a much lesser extent than solids. Most surface analysis must take place in vacuum, a major drawback for liquids. The technique of time-of-flight scattering and recoil spectrometry (TOF-SARS) has been applied to...
Resource Type:: Dissertation
Full Text:: many to mention, but here goes: ~ Eric P., Cathy M., and Berj H. for making high school livable

Synthesis, characterization, and analysis of nitroaromatic compounds

Creator:: McIntosh, Melissa Luana
Abstract:: Nitroaromatic compounds have important chemical applications and can be found in nature as pollution sources. Synthetic nitroaromatic compounds have been used in a variety of materials including explosives, pharmaceuticals, dyes, plastics, and pesticides. These compounds can find their way into the environment through normal or improper disposal methods. Poly-aromatic compounds...
Resource Type:: Masters Thesis
Full Text:: representative. I am also grateful to Michelle Romero and Jeff Morré for their timely analysis of my compounds

Studies toward the total synthesis of sanglifehrin A

Creator:: Suttisintong, Khomson
Abstract:: Studies toward synthesis of subunits of sanglifehrin A, an immunosuppressant featuring a highly substituted [5,5]-spirolactam moiety as well as a 22-membered macrocycle are described. The macrolactone contains a peptidic backbone characterized by an unusual [beta]-substituted (S)-piperazic acid and (S)-m-hydroxyphenylalanine units. These studies resulted in the synthesis of advanced intermediate 358...
Resource Type:: Dissertation
Full Text:: committee members, Professor Rich G. Carter, Professor Paul R. Blakemore, Professor Kevin P. Gable and

A mechanistic study of the distribution of amphiphilic organic compounds between water and organic sorbents

Creator:: Zhang, Wanjia
Resource Type:: Dissertation
Full Text:: distribution constant between octanol and water K P distribution constant between two phases 1/A cell

Effects of small molecule ligands on the conformational dynamics of the Farnesoid X Receptor ligand binding domain (FXR-LBD)

Creator:: Yang, Liping
Abstract:: The Farnesoid X Receptor (FXR) is a member of the nuclear receptor superfamily of transcription factors that plays a key role in the regulation of bile acids, lipid and glucose metabolisms. The regulative function of FXR is governed by conformational changes of the ligand binding domain (LBD) upon ligand binding....
Resource Type:: Dissertation
Full Text:: thanks are also extended to Mr. Jeff Morré and Mr. Brian Arbogast, who provided me with lots of

Electroluminescent and photoluminescent phosphor development and a facile approach to synthesis of refractory silicates at low temperatures

Creator:: Clark, Benjamin L.
Resource Type:: Dissertation
Full Text:: transfer experiments. Jeff Bender was very helpful with many low temperature annealing techniques. I am

Development of automated on-line ion exchange systems for the determination of chemical speciation of trace metals in natural waters

Creator:: Liu, Yan
Abstract:: An automated on-line ion exchange trace enrichment system has been developed to improve the detection limits of flame atomic absorption (AA) spectrophotometry in the determination of trace metals in natural waters. The sample solution is passed through a column of Chelex-100 chelating resin by a carrier buffer stream delivered from...
Resource Type:: Dissertation
Full Text:: my research advisor. To my colleages: Jeff, Dean, Joe, Stuart, Chung, and Robert for their help

Part I: Total synthesis of marine macrolide amphidinolide F and synthetic studies toward amphidinolide C; Part II: Computational study on proline sulfonamide-catalyzed aldol reaction

Creator:: Mahapatra, Subham
Abstract:: More than 30 members of the diverse amphidinolide family of biologically active macrolides have been isolated over last three decades. From this family, amphidinolides C and F stand among the most complex and densely functionalized affiliates. Recently, we have accomplished the first total synthesis of amphidinolide F. The all-carbon framework...
Resource Type:: Dissertation
Full Text:: in NMR spectroscopy and Jeff Morré for his contribution in MS spectrometry. I would like to

Conformationally chiral diphenylethers and the enantioselective Ullmann etherification

Creator:: Salih, M. Quamar
Abstract:: Since the discovery of molecular chirality in 1848, this notion has had a substantial impact on medicine, biology, and chemistry. Extensive effort has been directed towards the construction of chiral molecules that contain sp³ hybridized stereogenic centers. In contrast, less effort has been dedicated to molecules that are chiral by...
Resource Type:: Dissertation
Full Text:: !serving!as!my!committee.! I!am! thankful!to!Roger!Kohnert!for!his!help!with!NMR!spectroscopy!and!Jeff

Design and application of a microcomputer automated multielement flame atomic fluorescence instrument

Creator:: Neyzari, Shahrokh Ghaffari
Abstract:: An automated multielement flame atomic fluorescence (AF) spectrometer based on microcomputer control was constructed to determine four elements simultaneously. The instrument employs a multiple exit slit monochromator where the light from various exit slits is directed to a single detector with a mirrored funnel. Each element is excited to fluoresce...
Resource Type:: Dissertation
Full Text:: ), Mo (0.004), P (0.02), and Zn (0.005) and for sequential system were Cd (0.002), Cu (0.002), Fe

Mass spectrometry-based identification and characterization of protein and peptide adducts of lipoxidation-derived aldehydes

Creator:: Chavez, Juan D.
Abstract:: Oxidative stress is recognized as an important underlying factor in the pathogenesis of many degenerative diseases as well as normal senescence. The free radicals, reactive oxygen species (ROS) and electrophiles produced during oxidative stress are capable of modifying nucleic acids, lipids and proteins. There are a variety of oxidative modifications...
Resource Type:: Dissertation
Full Text:: friendship, support, and keeping the lab interesting. Thanks to Brian Arbogast, Jeff Morre, Mike Hare

Part I: Synthetic Studies toward C10-functionalized Lycopodium Alkaloids. Part II: Exploration of the Pummerer Cyclization and Its Application to the Total Syntheses of the Abietane Diterpenoids

Creator:: Li, Xin
Abstract:: This dissertation is separated into two parts according to the two major distinct research projects. In Part I, the full account of synthetic studies toward C10-functionalized lycopodium alkaloids is described. In Part II, the detailed discussion on the exploration of the Pummerer cyclization methodology and its application to the total...
Resource Type:: Dissertation
Full Text:: Jeff Morré for their help in NMR spectroscopy and mass spectrometry respectively. I am also

Part I: Total Syntheses of Mandelalide A and Isomandelalide A. Part II: Role of π-Stacking on Sharpless Dihydroxylation of cis-Enynes: Synthetic Studies Toward All Carbon Macrocyclic Mandelalide B

Creator:: Ghosh, Ankan
Abstract:: Part I of this dissertation includes the chronological synthetic background of mandelalide A as well as the synthesis of the C1-C14 glycosylated southern subunit of mandelalide. A key aspect of the synthesis includes a novel silver-catalyzed cyclization (AgCC) of a propargylic benzoate to construct the substituted cis-pyran ring system present...
Resource Type:: Dissertation
Full Text:: . Kevin Gable, Prof. Colin P. Johnson and Prof. Kerry McPhail for their helpful advise and suggestions

Analytical and mechanistic studies of the chemiluminescence oxidation of hydroxy-containing compounds

Creator:: Vasquez de Montalvo, Socorro I.
Abstract:: This thesis is concerned with the development and use of routine analysis techniques based on chemiluminescence (CL) detection for: 1) ethanol in gin down to the 0.3% (v/v) level; 2) the antioxidants propyl gallate and BHA in lard to levels as low as 0.3 and 0.2 mg/L, respectively; 3) pyrogallol...
Resource Type:: Dissertation
Full Text:: , Liu, Dean, Jeff and Joe for their respect and concern. "NOTHING IS ETERNAL, MY SUNRISE HAS COME

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