Applications of high-potential quinones. Part II. Syntheses of steroidal 1,4,6-trien-3-ones.
Abstract
Hydrogen-transfer reactions between steroidal 5-en-3-ols and 2,3-dichloro-5,6-dicyanobenzoquinone give 1,4,6-trien-3-ones, by way of the intermediate 5-en-3-ones and 4,6-dien-3-ones.