Fig. 7: Proposed reaction mechanism.
From: Synthesis of difluoromethylated allenes through trifunctionalization of 1,3-enynes

Dibenzenesulfonimide assisted three-component trifunctionalization of 1,3-enynes.
From: Synthesis of difluoromethylated allenes through trifunctionalization of 1,3-enynes
Dibenzenesulfonimide assisted three-component trifunctionalization of 1,3-enynes.