作者:Ansari M. Rafiuddin、Shakir Husain
DOI:10.1246/bcsj.60.3411
日期:1987.9
Reaction of nitrosyl chloride 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)
亚硝酰氯气体在 0 °C 下与 3,5-cholestadiene (1) 反应生成 3,6β-dinitro-5-chloro-5α-cholest-3-ene (4) 和 3α,5-cyclo-5α-cholestan -6-one (2) 得到 3β-chloro-5-nitro-5α-cholestan-6-one (7) 和 3β-chloro-6-nitrato-5-cholestene (8)。与 6-羟基亚氨基 3α,5-环-5α-胆甾烷 (3) 的类似反应得到 3β,6-二氯-5-胆甾烷 (10)、3β-氯-6-硝基亚氨基-5α-胆甾烷 (11) 和 3β,5 -dichloro-6-nitroimino-5β-cholestane (12)。水解后的化合物 12 提供 3β,5-dichloro-5β-cholestan-6-one (14)。这些化合物的结构是根据它们