A phosphonium ylide as a visible light organophotoredox catalyst

A phosphonium ylide-based visible light organophotoredox catalyst has been designed and successfully applied to halohydrin synthesis using trichloroacetonitrile and epoxides. An oxidative quenching cycle by the ylide catalyst was established, which was confirmed by experimental mechanistic studies.

Automated summary

A phosphonium ylide-based visible light organophotoredox catalyst has been developed and utilized for halohydrin synthesis. Experimental mechanistic studies confirmed an oxidative quenching cycle by the ylide catalyst.