The stereocontrolled photoaddition of allene to cyclopent-1-ene-1-carboxaldehydes. A total synthesis of (±) steviol methyl ester and isosteviol methyl ester
作者:Frederick E. Ziegler、James A. Kloek
DOI:10.1016/0040-4020(77)80089-6
日期:1977.1
The stereochemistry of the photoaddition of allene to hydroindenal 19 is explored. The stereochemistry is proven by conversion into steviol methyl ester 22b and isosteviol methyl ester 24.
探索了烯丙基向氢化
茚19的光加成的立体
化学。立体
化学通过转化为
甜菊醇甲酯22b和异甾烯醇甲酯24证明。