NHC-Ni Catalyzed 1,3- and 1,4-Diastereodivergent Heterocycle Synthesis from Hetero-substituted Enyne. Contributor Comms Chemistry Behind the paper NHC-Ni Catalyzed 1,3- and 1,4-Diastereodivergent Heterocycle Synthesis from Hetero-substituted Enyne. Xuefeng Yong May 08, 2020