Processes producing methyl mercaptan

US5481042A · kind A · utility

Assignee

• Great Lakes Chemical Corp. · US

Inventors

• John L. Burba, III · Angleton, US
• James T. Ayres · Camden, US
• Preston E. Spires · Camden, US
• John Hill · Plymouth, US

Key dates

• Filing date: Apr 11, 1994
• Grant date: Jan 2, 1996
• Expiry date: Apr 11, 2014

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C319/02
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Described are preferred processes which produce methyl mercaptan from methyl bromide and aqueous mediums of metal hydrosulfide. The processes can be used to simultaneously consume methyl bromide byproduct and aqueous NaSH byproduct while producing methyl mercaptan.