<i>N</i>-Hydroxyphthalimide-catalyzed chemoselective intermolecular benzylic C–H amination of unprotected arylalkanols
作者:Masatoshi Shibuya、Takayuki Orihashi、Yamei Li、Yoshihiko Yamamoto
DOI:10.1039/d1cc03466a
日期:——
N-Hydroxyphthalimide-catalyzed chemoselective benzylic C(sp3)–H amination of unprotected arylalkanols using bis(2,2,2-trichloroethyl)azodicarboxylate has been developed. The use of 1,1,1,3,3,3-hexafluoropropan-2-ol as a solvent plays a critical role in chemoselectivity. The conversion of an aminated product to the corresponding free amino alcohol was also demonstrated.
N-羟基邻苯二甲酰亚胺催化的化学选择性苄基 C(sp 3 )-H 使用双 (2,2,2-三氯乙基) 偶氮二羧酸酯对未保护的芳基烷醇进行胺化。使用 1,1,1,3,3,3-六氟丙-2-醇作为溶剂在化学选择性中起着关键作用。还证明了胺化产物向相应游离氨基醇的转化。