Patent · US Expired

1,3-diamino-4-(aminomethyl)—benzene derivatives and colorants containing the said compounds

US6936077B2 · kind B2 · utility

1Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 2001
Grant dateAug 30, 2005
Priority date—
Expiry dateJul 18, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D211/46
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

1,3-Diamino-4-(aminomethyl)-benzene derivatives of the general Formula (I) or their physiologically tolerated, water-soluble salts, as well as agents for the oxidative dyeing of fibers, containing these compounds.

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