Production of alkyl phosphines

US4150058A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Klaus Hestermann · Lechenich, DE
• Gero Heymer · Lechenich, DE

Key dates

• Filing date: May 8, 1978
• Grant date: Apr 17, 1979
• Expiry date: May 8, 1998

Classification

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

Abstract

Alkyl phosphines are made. To this end, phosphorus in vapor form is reacted with steam and an alkyl amine at elevated temperature in contact with a carbon catalyst placed in a reactor, the reactants being used individually or in admixture with one another.