3776918

Information

• Patent Grant
• 3776918

• References
• Source

• Patent Number

  3,776,918

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1973
  51 years ago

• CPC

  • C07D213/69 - Two or more oxygen atoms
  • C09B29/3626 - from a pyridine ring containing one or more hydroxyl groups (or = O)
  • C09B62/0067 - with heterocyclic compound as coupling component
  • C09B62/085 - Monoazo dyes

• US Classifications

  • 546 - Organic compounds
  • 534 - Organic compounds