Patent · US Expired

2-Aminothiophenes

US4108867A · kind A · utility

9Cited by
1References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 1, 1974
Grant dateAug 22, 1978
Priority date
Expiry dateMay 1, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B29/08
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The compounds of the formula ##STR1## wherein X is a lower alkylsulphonyl, phenylsulphonyl, cyano, carbonamido, carboxylic acid or carboxylic acid ester group; PA1 Y is hydrogen, lower alkyl, phenyl or nitrophenyl; and PA1 Z is nitro, cyano or carbonamido.

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