[1,5]Sigmatropic shift of hydrogen in amination of 3-pyrrolidino-1,2,4-triazine 4-oxide
作者:Oleg N. Chupakhin、Valery N. Kozhevnikov、Dmitry N. Kozhevnikov、Vladimir L. Rusinov
DOI:10.1016/s0040-4039(99)01211-3
日期:1999.8
The reaction of 3-pyrrolidino-1,2,4-triazine 4-oxide with ammonia leads to the product of tele-substitution of pyrrolidine - 5-amino-1,2,4-triazine 4-oxide. Sigmatropic shift of hydrogen postulated for such reactions has been proved by isolation of key intermediates.
3-吡咯烷基-1,2,4-三嗪4-氧化物与氨的反应导致吡咯烷-5-氨基-1,2,4-三嗪4-氧化物的远位取代产物。通过分离关键中间体已证明了为此类反应所假定的氢的向氢转移。