2359864

Information

• Patent Grant
• 2359864

• References
• Source

• Patent Number

  2,359,864

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1944
  80 years ago

• CPC

  • C07D213/76 - to which a second hetero atom is attached
  • C07D209/84 - Separation
  • C07D209/86 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
  • C07D213/20 - Quaternary compounds thereof
  • C07D277/84 - Naphthothiazoles
  • C09B1/207 - Dyes with amino groups and with onium groups
  • C09B44/02 - containing ammonium groups not directly attached to an azo group
  • C09B69/001 - Dyes containing an onium group attached to the dye skeleton via a bridge
  • C14C3/08 - by organic agents
  • C23F11/145 - Amides N-substituded amides
  • C23F11/146 - containing a multiple nitrogen-to-carbon bond
  • C23F11/148 - containing a nitrogen-to-nitrogen bond
  • C23F11/149 - Heterocyclic compounds containing nitrogen as hetero atom
  • C23F11/164 - containing a -SO2-N group

• US Classifications

  • 534 - Organic compounds
  • 546 - Organic compounds
  • 548 - Organic compounds
  • 552 - Organic compounds
  • 564 - Organic compounds