4-deoxyphorbol and 4α-deoxyphorbol aldehydes new diterpenes and their esters |
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Authors: | SE Taylor MA Gafur AK Choudhury FJ Evans |
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Institution: | Department of Pharmacognosy, The School of Pharmacy, University of London, 29-39, Brunswick Square, London, WC1N 1AX, England. |
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Abstract: | Two diterpenes were isolated from L. The first was 12-2 -methylaminobenzoyl]-4-deoxyphorbaldehyde-13-acetate and the second its 4α-isomer. These compounds are the first natural tiglianes to exhibit a C-20 aldehyde. |
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