作者:Shu, Shubing、Yu, Meng、Yu, Wenxin、Wang, Tao、Zhang, Zhenming
DOI:10.1021/acs.joc.4c00915
日期:——
We present a PPh3/DDQ-mediated regiospecific selective N-functionalization of arylhydrazines with primary benzylic alcohols and aryl carboxylic acids for the synthesis of N1-benzyl arylhydrazines and N2-acyl arylhydrazines, respectively. This metal- and base-free approach features very short reaction times (about 10 min), broad substrate scope, good functional group tolerance, and mild reaction conditions
我们提出了PPh 3 /DDQ介导的芳基肼与伯苄醇和芳基羧酸的区域特异性选择性N-官能化,分别用于合成N 1 -苄基芳基肼和N 2 -酰基芳基肼。这种无金属、无碱的方法具有反应时间极短(约10分钟)、底物范围广、官能团耐受性好、反应条件温和等特点。此外, N 1 -苯甲基化产物还成功应用于N -取代吲哚和抗癌药物MDM2抑制剂的简洁合成。