Chemical and Pharmaceutical Bulletin
Online ISSN : 1347-5223
Print ISSN : 0009-2363
ISSN-L : 0009-2363
Studies on Biogenesis of Tea Components. III. The Origin of the Methyl Groups in Caffeine
Takao InoueFumiko Adachi
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1962 Volume 10 Issue 12 Pages 1212-1214

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Abstract
By feeding tea shoots with methionine-(methyl-14C) it was proved that the methyl group of methionine served as a precursor of the methyl groups of caffeine in tea plants.
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© The Pharmaceutical Society of Japan
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