Reactlon of (5) with chloromethyl methyl ether undergoes successively stereo and regioselectlve alkylatlon. Compound (6) was subsequently transformed to the cls-fused angular vinyl 6-valerolactone (7). Vernolepln (1) and vernomenin (2), 1 novel elemanollde bls-a-methylenelactones, are the malor con
Model studies directed toward the total synthesis of vernolepin: construction of the α-methylene-δ-lactone portion of vernolepin.
✍ Scribed by Paul A. Grieco; Kunio Hiroi
- Publisher
- Elsevier Science
- Year
- 1973
- Tongue
- French
- Weight
- 192 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
✦ Synopsis
VernolepiniI)l is a novel elemanolide dilactone tumor inhibitor which has been isolated
during the course of searching for antitumor agents from plant sources. ' No substantial progress toward partial synthesis of I has been reported. Our studies, aimed at total synthesis,
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