Patent · US Expired

Process for the production of isothiocyanate derivatives

US4659853A · kind A · utility

14Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 22, 1986
Grant dateApr 21, 1987
Priority date
Expiry dateJan 22, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C335/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Derivatives of alkoxy, aryloxy and alkene isothiocyanates are produced by the reaction of a haloformate, an alkali, alkaline earth metal, lead or ammonium thiocyanate and a compound having the formula R.sup.1 YH wherein R.sup.1 is alkyl, aryl or alkoxy, Y is oxygen, sulfur or NR.sup.2 and R.sup.2 is hydrogen or R.sup.1, in the presence of a solvent or water and a catalyst.

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