3511826

Information

• Patent Grant
• 3511826

• References
• Source

• Patent Number

  3,511,826

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1970
  54 years ago

• CPC

  • C07D277/68 - with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C09B62/343 - to a five membered ring
  • C09B62/3435 - Specific dyes not provided for in groups C09B62/345 - C09B62/357
  • D06P1/382 - reactive group directly attached to heterocyclic group

• US Classifications

  • 534 - Organic compounds
  • 540 - Organic compounds
  • 548 - Organic compounds