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Filtering by: Date issued sim 1968-04-18 Remove constraint Date issued sim: 1968-04-18 Degree Level Master's Remove constraint Degree Level: Master's

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  • Ethanolysis products from bark flavonoids and polymeric phenolics

    Creator:
    Aida, Kiyoshi
    Abstract:
    Ethanolysis reactions were conducted on the flavonoids, such as, catechin, quercetin and dihydroquercetin, and polymeric phenolic components from conifer barks, such as, mountain hemlock phlobatannin and Douglas-fir phlobaphene with the object of ascertaining their chemical relationship. These reactions were carried out with absolute ethanol in the presence of 2.5% hydrogen...
    Resource Type:
    Masters Thesis