Fig. 1: Prior arts and our work in the catalytic asymmetric reactions with 2-azaallyl anions. | Nature Communications

Fig. 1: Prior arts and our work in the catalytic asymmetric reactions with 2-azaallyl anions.

From: Synthesis of chiral anti-1,2-diamine derivatives through copper(I)-catalyzed asymmetric α-addition of ketimines to aldimines

Fig. 1

a Regioselectivity in the nucleophilic addition of 2-azaallyl anions. b Reported catalytic asymmetric α-addition by Hou and Wu. c Reported catalytic asymmetric α′-addition (umpolung addition) by Deng. d Our work: synthesis of 1,2-diamines through copper(I)-catalyzed α-addition.

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