3142669

Information

• Patent Grant
• 3142669

• References
• Source

• Patent Number

  3,142,669

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1964
  60 years ago

• CPC

  • C09B43/12 - by acylation of amino groups
  • C09B43/124 - with monocarboxylic acids, carbamic esters of halides, mono- isocyanates, or haloformic acid esters
  • C09B43/136 - with polyfunctional acylating agents
  • C09B62/0085 - with coupling components containing both hydroxyl and amino groups as directing groups
  • C09B62/085 - Monoazo dyes

• US Classifications

  • 534 - Organic compounds