(22R,23R,24R)-24-Azido-26,27,28-trinorcastasterone (3) was synthesized from stigmasterol in 12 steps via the reaction of Ti(O-iPr)2(N3)2 with the corresponding suitably protected threo-22-hydroxy-23,24-epoxide 4.
(22R,23R,24R)-24-
叠氮-26,27,28-三去甲胆甾烷酮(3)通过12步反应从
豆甾醇合成,反应过程为Ti(O-iPr)2(N3)2与相应的适当保护的threo-22-羟基-23,24-环氧物4反应。