Regiospecific cycloaddition reaction of 2-aryl and 2-alkyl 1-arenesulfonylaziridines with isocyanates using sodium iodide
作者:Upender K. Nadir、Nupur Basu
DOI:10.1016/s0040-4039(00)74786-1
日期:1992.12
Reaction of tittle aziridines with isocyanates in presence of sodium iodide is regiospecific. 2-aryl N-sulfonylaziridines give the 1-N-arylsulfonyl-3-alkyl/aryl-4-phenyl-2-imidazolidinones exclusively whereas the 2-alkyl substituted aziridines afford only the 1-N-alkyl/aryl-3-N-arylsulfonyl-4-alkyl-2-imidazolidinones.
在碘化钠的存在下,滴定氮丙啶与异氰酸酯的反应具有区域特异性。2-芳基N-磺酰基氮丙啶仅给出1-N-芳基磺酰基-3-烷基/芳基-4-苯基-2-咪唑啉酮,而2-烷基取代的氮丙啶仅提供1-N-烷基/芳基-3-N-芳基磺酰基-4-烷基-2-咪唑啉酮。