Efficient Synthesis of 5H-Indazolo[3,2-b]-1,3,4-benzotriazepines by a Tandem Aza-Wittig Cyclization
作者:Ming-Wu Ding、Fen-Fen Zhao、Hao Zhang
DOI:10.1055/s-0032-1316834
日期:——
2-b]-1,3,4-benzotriazepines were directly prepared by the reaction of azides with triphenylphosphine via a tandem aza-Wittig cyclization in good yields. 5H-Indazolo[3,2-b]-1,3,4-benzotriazepines were directly prepared by the reaction of azides with triphenylphosphine via a tandem aza-Wittig cyclization in good yields.
摘要 5 H-吲哚并[3,2 - b ] -1,3,4-苯并三氮杂卓是通过叠氮化物与三苯基膦经串联氮杂-维蒂希环化反应直接制备的,收率很高。 5 H-吲哚并[3,2 - b ] -1,3,4-苯并三氮杂卓是通过叠氮化物与三苯基膦经串联氮杂-维蒂希环化反应直接制备的,收率很高。