2937183

Information

• Patent Grant
• 2937183

• References
• Source

• Patent Number

  2,937,183

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1960
  64 years ago

• CPC

  • C07D277/40 - Unsubstituted amino or imino radicals
  • C09B23/02 - the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
  • C09B23/10 - The polymethine chain containing an even number of >CH- groups
  • C09B23/145 - the ethylene chain carrying an heterocyclic residue
  • C09B23/146 - (Benzo)thiazolstyrylamino dyes
  • G03C1/12 - Methine and polymethine dyes

• US Classifications

  • 548 - Organic compounds