Preparation of alkanesulfonic acids by photooxidation of dialkyl disulfides.

Sylvie Lacombe-Lhoste (1) , Jean Ollivier

1 IPREM - Institut des sciences analytiques et de physico-chimie pour l'environnement et les materiaux

A soln. of a dialkyl disulfide in an alc. is irradiated with light having wavelength 200-320 nm in the presence of O to give alkanesulfonic acids. Irradn. of a soln. of MeSSMe in MeOH in the presence of O gave 99% conversion of MeSSMe and a 65% yield of MeSO3H. [on SciFinder(R)]

Mots clés: dimethyl disulfide photooxidn methanesulfonic acid manuf; photooxidn dialkyl disulfide alkanesulfonic acid manuf

Domaines: Chimie

Sylvie Lacombe-Lhoste, Jean Ollivier. Preparation of alkanesulfonic acids by photooxidation of dialkyl disulfides.. France, Patent n° : EP 627414 A1 19941207. 1994, 5 pp. ⟨hal-01586971⟩