Patent · US Expired

Preparation of symmetrical or unsymmetrical disubstituted n-cyanodithioiminocarbonates

US5606091A · kind A · utility

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7References
32Claims
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Assignee

Inventor

Key dates

Filing dateMay 18, 1993
Grant dateFeb 25, 1997
Priority date
Expiry dateMay 18, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C333/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process which involves the step of contacting, in a methanolic solvent system, a metal salt, preferably a Group 1 or 2 metal salt, of the anion of formula II ##STR1## with at least one compound containing an R-group under conditions sufficient to form a symmetrical or unsymmetrical compound of formula I ##STR2## where the R-group is any suitable substituent group.

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