amide under the action of bromine afforded (3R*,5S*, SS*)-N-(5-bromomethyl-3-phenylsulfinyltetrahydrofuran-2-ylidene)-N,N-diisopropylammonium bromide. Its transformations under the conditions of hydrolysis, dehydrobromination, and hydride reduction were studied.
摘要 (2R*,SS*)-N, N-diisopropyl-2-phenylsulfinylpent-4-enamide 在
溴作用下反式立体选择性亲电环化得到 (3R*,5S*, SS*)-N-(5-bromomethyl -3-苯基亚磺酰基
四氢呋喃-2-亚基)-N,N-二异丙基
溴化铵。研究了其在
水解、脱
溴化氢和
氢化物还原条件下的转化。