3573272

Information

• Patent Grant
• 3573272

• References
• Source

• Patent Number

  3,573,272

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1971
  53 years ago

• CPC

  • C07D239/42 - One nitrogen atom
  • C07D239/48 - Two nitrogen atoms
  • C07D239/50 - Three nitrogen atoms
  • C09B27/00 - Preparations in which the azo group is formed in any way other than by diazotising and coupling
  • C09B44/08 - from coupling components containing heterocyclic rings
  • C09B44/103 - characterised by the coupling component being a heterocyclic compound
  • Y10S8/922 - Polyester fiber

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing