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Evidence for the biogenesis of trans-(1β-H;5α-H)-guaianolides

✍ Scribed by A.G. González; A. Galindo; H. Mansilla; J.A. Palenzuela

Publisher: Elsevier Science
Year: 1983
Tongue: French
Weight: 205 KB
Volume: 24
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)81579-8

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✦ Synopsis

The biomimetic cycZization of I-epi-gaZZicin ('8) into the e-(lB,Sa)-guaianolide ( 15) is carried out. The stereospecificity of the cycZization is explained in terms of a preferred reacting confonation ( 13). The LvZogenetic implications of this process are discussed.

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