1,2-Sulfonylalkynylation of Alkynes to Access Sulfonyl-Substituted 1,3-Enyne Compounds via Nickel/Photoredox Dual Catalysis.
Alkyne difunctionalization provides a straightforward route to polysubstituted 1,3-enynes, especially through three-component reactions for structural diversification. Herein, we report a photoredox/nickel dual-catalyzed 1,2-sulfonylalkynylation of alkynes using readily available sodium sulfinates and bromoalkynes. Thi...