Natural Product Research 2008
Sesquiterpenes from Culcasia scandens P. Beauv.
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Abstrakt
From Culcasia scandens P. Beauv., carota-4(5), 11(12)-diene (isodaucene), carota-3(4), 11(12)-dien-5-one, a new epoxide, 4,5-epoxy-carota-11(12)-ene (isodaucene epoxide) and beta-caryophyllene epoxide were isolated. The structures were established spectroscopically. Epoxidation of isodaucene with m-CPBA confirmed the structure and stereochemistry of the new epoxide.