Reaction of Nitrosyl Chloride Gas with Unsaturated Steroids
作者:Ansari M. Rafiuddin、Shakir Husain
DOI:10.1246/bcsj.60.3411
日期:1987.9
Reaction of nitrosylchloride gas at 0 °C with 3,5-cholestadiene (1) provided 3,6β-dinitro-5-chloro-5α-cholest-3-ene (4) and with 3α,5-cyclo-5α-cholestan-6-one (2) afforded 3β-chloro-5-nitro-5α-cholestan-6-one (7) and 3β-chloro-6-nitrato-5-cholestene (8). Similar reaction with 6-hydroxylimino 3α,5-cyclo-5α-cholestane (3) gave 3β,6-dichloro-5-cholestene (10), 3β-chloro-6-nitratoimino-5α-cholestane (11)