3 years ago

Cobalt-Catalyzed Cross-Couplings of Bench-Stable Alkynylzinc Pivalates with (Hetero)Aryl and Alkenyl Halides

Cobalt-Catalyzed Cross-Couplings of Bench-Stable Alkynylzinc Pivalates with (Hetero)Aryl and Alkenyl Halides
Diana Haas, Lucie Thomas, Paul Knochel, Jeffrey M. Hammann, Yi-Hung Chen
A catalytic system consisting of CoCl2·2LiCl and TMEDA enables the cross-coupling of various electron-poor aryl and heteroaryl halides with various alkynylzinc pivalates. Coupling with alkenyl halides proceeds with retention of configuration.

Publisher URL: http://dx.doi.org/10.1021/acs.orglett.7b01722

DOI: 10.1021/acs.orglett.7b01722

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