A-Subustituted 5β-Steroids. VI. trans-Sn2′ Reaction in Acylolysis of 4β-Bromo-3-keto-5β-steroids

Autor: Takahashi, T Tomoyoshi, Satoh, J Yasuo
Zdroj: Bulletin of the Chemical Society of Japan; January 1975, Vol. 48 Issue: 1 p69-72, 4p
Abstrakt: A new type of SN2′ reaction in which the nucleophile enters to the leaving group occurs in the acylolysis of 4β-bromo-3-keto-5β-steroids (1) to give 2α-acyloxy-3-keto-5β-steroids (2) as a product. This reaction pathway was observed by NMR and by tlc.
Databáze: Supplemental Index