Regio- and Diastereoselective Vinylogous Mannich Addition of 3-Alkenyl-2-oxindoles to α-Fluoroalkyl Aldimines
作者:Feng-Ling Qing、Yingle Liu、Yi Yang、Yangen Huang、Xiu-Hua Xu
DOI:10.1055/s-0034-1379600
日期:——
An efficient asymmetric vinylogous Mannich (AVM) addition reaction of 3-alkenyl-2-oxindoles to α-fluoroalkyl aldimines has been developed. This reaction provided various optical active α-alkylidene-δ-amino-δ-fluoroalkyl oxindoles in excellent yields, complete γ-site regioselectivity, and excellent diastereoselectivities.
已开发出 3-烯基-2-羟吲哚与 α-氟代烷基醛亚胺的有效不对称乙烯基曼尼希 (AVM) 加成反应。该反应以优异的产率、完全的 γ 位区域选择性和优异的非对映选择性提供了各种光学活性 α-亚烷基-δ-氨基-δ-氟代烷基羟吲哚。