A general method for the synthesis of N,N-disubstituted 3-amino-1,2,4-triazoles 5 from di(benzotriazolyl)methanimines 1 and 1 ′, hydrazine and substituted hydrazines is developed. The desired compounds were prepared regioselectively under mild conditions by simple procedures in yields of up to 95%.
开发了一种合成N,N-二取代
3-氨基-1,2,4-三氮唑5的一般方法,该方法涉及二(苯并
三氮唑基)
亚甲基亚胺1和1'、
肼及取代
肼的反应。在温和条件下,通过简单步骤以高达95%的产率选择性地合成了目标化合物。