Rhodium Carbenoid Mediated C-H Activation of a Tertiary Methyl Group: An Enantiospecific Approach to the Angular Triquinanes Norsilphiperfolane and Norcameroonanes
Srikrishna; Babu, N. Chandrasekhar; Dethe, Dattatraya H., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2003, vol. 42, # 7, p. 1688 - 1690
Enantiospecific First Total Synthesis and Assignment of Absolute Configuration of the Sesquiterpene (−)-Cucumin H
作者:A. Srikrishna、Dattatraya H. Dethe
DOI:10.1021/ol034635p
日期:2003.6.1
The first totalsynthesis of the sesquiterpene (-)-cucumin H, a linear triquinane isolated from Macrocystidia cucumis, has been accomplished starting from (R)-limonene employing two different cyclopentannulation methodologies, which in addition to confirming the structure also established the absolute configuration of the natural product. [reaction: see text]