Synthesis of sesquiterpene antitumor lactones. V. a model for rings B and C of vernolepin
β Scribed by Charles G. Chavdarian; Sam L. Woo; Robin D. Clark; Clayton H. Heathcock
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- French
- Weight
- 225 KB
- Volume
- 17
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
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
The antitumor sesquiterpene lactones microhelenins-A, B, and C, microlenin acetate, and plenolin were isolated from Helenium microcephalum. The structures and stereochemistry of these lactones were determined by physical methods as well as by chemical transformations and correlations. Microlenin ace