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Science 12 April 1963:
Vol. 140. no. 3563, pp. 175 - 176
DOI: 10.1126/science.140.3563.175
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Articles

Marihuana: Tetrahydrocannabinol and Related Compounds

Melvin Lerner 1

1 United States Customs Laboratory, 103 South Gay Street, Baltimore 2, Maryland

Marihuana was analyzed for its major constituents, cannabidiolic acid, cannabidiol, tetrahydrocanabinol, and cannabinol, by treating the petroleum ether extract with diazomethane. The methyl esters so produced, together with the unchanged components, were subjected to gas chromatography on a polar silicone column.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)