An Efficient One-Pot Strategy for the Synthesis of Triazole-Fused 1,4-Benzodiazepinones from N-Substituted 2-Azidobenzamides
作者:K. Majumdar、Sintu Ganai
DOI:10.1055/s-0033-1339346
日期:——
for the synthesis of 1,2,3-triazole-fused 1,4-benzodiazepinone derivatives from N-substituted 2-azidobenzamides and propargyl bromide, in the presence of a base, is reported. The products are formed in good to excellent yields via N-alkylation followed by a 1,3-dipolar cycloaddition. A catalyst-free, one-pot strategy for the synthesis of 1,2,3-triazole-fused 1,4-benzodiazepinone derivatives from N-substituted
摘要 报道了在碱的存在下从N-取代的2-叠氮苯甲酰胺和炔丙基溴合成1,2,3-三唑稠合的1,4-苯并二氮杂酮衍生物的无催化剂一锅法。通过N-烷基化,然后进行1,3-偶极环加成,可形成高至极佳收率的产物。 报道了在碱的存在下从N-取代的2-叠氮苯甲酰胺和炔丙基溴合成1,2,3-三唑稠合的1,4-苯并二氮杂酮衍生物的无催化剂一锅法。通过N-烷基化,然后进行1,3-偶极环加成,可形成高至极佳收率的产物。