Oxidative cleavage of α-substituted styrenes using excited dibenzothiophene S-oxide and DMSO

Key Points

• This research aims to explore the oxidative cleavage of alpha-substituted styrenes using a visible-light-induced process.
• Utilized dibenzothiophene S-oxide as a photocatalyst
• Employed DMSO as a solvent
• Conducted reactions under visible light irradiation
• Successfully achieved oxidative cleavage of alpha-substituted styrenes
• Identified the addition of methyl radicals to styrenic substrates
• Demonstrated a novel reaction pathway for styrene derivatives