Sulfurization of phosphorus-containing compounds

US5852168A · kind A · utility

Assignees

• Regents of the University of Minnesota · US
• The Board of Supervisors of LA State University · US

Inventors

• George Barany · Falcon Heights, US
• Robert P. Hammer · Baton Rouge, US
• Karin Musier-Forsyth · Roseville, US
• Qinghong Xu · Lauderdale, US
• Lin CHEN · Chengdu, CN

Key dates

• Filing date: Apr 30, 1996
• Grant date: Dec 22, 1998
• Expiry date: Apr 30, 2016

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/582
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention provides a method for sulfurizing a phosphorus-containing compound, such as a trivalent phosphorus compound, using a disulfide-containing five-membered heterocycle.