📜2-(苯亚磺酰)乙醇置于磺酰氯体系中,化学反应生成 2-氯乙基苯基砜
参考文献:Neighboring Group Participation In The Halogenation Of Sulfoxides
标题:Neighboring Group Participation In The Halogenation Of Sulfoxides
摘要:Phs(O)(Ch₂)ₙch₂oh(N = 1-3) 在氯化亚砜氯在−78°或0°的氯化亚砜中反应,得到相应的phso₂(Ch₂)ₙch₂cl.有证据表明,环状烷氧氧代磺鎓盐是这些转化中间体.当n = 4时,只观测到对亚砜功能的α氯化.烷磺酰基羧酸phs(O)(Ch₂)ₙco₂h (N = 1-3) 和酰胺phs(O)(Ch₂)ₙconh₂ (N = 1-3) 也与so₂cl₂反应.当n = 1或3时,两种化合物均观测到α氯化.当n = 2时,产物分别为3-苯基磺酰基丙酰氯和3-苯基磺酰基丙腈.
DOI:10.1139/v73-256