Synthesis of 18α-fernane derivatives. A Backbone rearrangement of pentacyclic triterpenes
作者:Hiroshi Kakisawa、Kazuo Iguchi
DOI:10.1039/c29700001488
日期:——
Acid-catalysed deacetylation and rearrangement of an 11-oxo-γ-onocerin derivative are accompanied by inversion of the configuration at C-18, giving a conjugated ketone, the structure of which is proved by converting it into hopene-II.