Patent · US Expired

Preparation of organic phosphinites

US4764634A · kind A · utility

3Cited by
1References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 27, 1986
Grant dateAug 16, 1988
Priority date
Expiry dateAug 27, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/46
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The instant invention is directed to a process for producing organic phosphinites by a process wherein a disubstituted halophosphine is reacted with a primary, secondary, or tertiary alcohol or phenol in the presence of a tertiary amine base wherein the reaction is conducted at a temperature of from about ambient. The invention is particularly directed to the preparation of isopropyl diphenylphosphinite.

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