PROCEDIMIENTO DE PREPARACION Y USO DE SULFOXIDOS ORGANICOS.

摘要

1488818 Sulphoxides SOC NATIONALE ELF AQUITAINE (PRODUCTION) 23 Oct 1974 [24 Oct 1973] 45863/74 Heading C2C [Also in Divisions C3 and C5] Sulphoxides of formula R1SOR2 wherein R1 and R2 are individually C 1-18 alkyl or hydroxyalkyl are prepared by oxidizing the corresponding sulphide with hydrogen peroxide in a solvent which forms an azeotropic mixture with water and distilling off said mixture after oxidation. Suitable solvents include hydrocarbons, halohydrocarbons and aliphatic esters. More solvent than is needed for azeotrope formation may be used.