Patent · US Expired

Preparation of halogenated nitriles

US3941827A · kind A · utility

2Cited by
3References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 4, 1974
Grant dateMar 2, 1976
Priority date
Expiry dateFeb 4, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C255/19
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process is disclosed for preparing halogenated hydrocarbyl nitriles comprising reacting a metal or ammonium cyanide with a dihalogenated aliphatic or alicyclic hydrocarbon of the formula PAC X--R--CH.sub.2 --X.sub.1 PA1 where X and X.sub.1 are chloro, bromo or iodo and R is a divalent aliphatic, alicyclic or aralkyl hydrocarbon group, In an aqueous medium in the presence of a phase transfer catalyst.

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