Patent · US Expired

Process for the preparation of lithium diarylphosphides and alkylated derivatives thereof

US5288912A · kind A · utility

8Cited by
5References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 12, 1993
Grant dateFeb 22, 1994
Priority date
Expiry dateFeb 12, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/5077
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a process for the preparation of alkali metal diarylphosphide compounds wherein at least one of the aryl radicals is substituted with an alkyl group. Also disclosed is the preparation of alkyl(diaryl)phosphine compounds which are obtained by the reaction of the alkali metal diarylphosphide compounds with alkyl halide alkylating agents.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.