Synthesis of the tumor-inhibitory tobacco constituents .alpha.- and .beta.-2,7,11-cembratriene-4,6-diol by diastereoselective [2,3] Wittig ring contraction
Enantioselective total synthesis of (+)-α-2,7,11-cembratriene-4,6-diol (α-CBT)
作者:James A. Marshall、Edward D. Robinson
DOI:10.1016/s0040-4039(01)80357-9
日期:1989.1
The total synthesis of (+)-α-CBT (16) was effected from the achiral 17-membered ketone 3 by a sequence featuring asymmetric reduction, diastereoselective [2,3] Wittigringcontraction and hydroxyl directed epoxidation as stereochemically important steps.