Hydrogen-Atom Abstraction/Cyclization in Synthesis. Direct Syntheses of Coumestan and Coumestrol
作者:George A. Kraus、Ning Zhang
DOI:10.1021/jo0004198
日期:2000.9.1
The synthesis of coumestrol has been achieved in five steps from 1,3-dimethoxybenzene. The key step is a photochemical cyclization of a glyoxylate ester.