2266747

Information

• Patent Grant
• 2266747

• References
• Source

• Patent Number

  2,266,747

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1941
  83 years ago

• CPC

  • C09B15/00 - Acridine dyes
  • C07C323/52 - the carbon skeleton being acyclic and saturated
  • C07C323/62 - having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton
  • C07D277/82 - Nitrogen atoms
  • C09B1/26 - Dyes with amino groups substituted by hydrocarbon radicals
  • C09B1/285 - Dyes with no other substituents than the amino groups
  • C09B1/515 - N-alkyl, N-aralkyl or N-cycloalkyl derivatives
  • C09B3/10 - Amino derivatives
  • C09B29/08 - Amino benzenes
  • C09B29/0802 - containing COOH
  • C09B43/11 - by introducing hydrocarbon radicals or substituted hydrocarbon radicals on primary or secondary amino groups

• US Classifications

  • 534 - Organic compounds
  • 548 - Organic compounds
  • 552 - Organic compounds
  • 554 - Organic compounds
  • 562 - Organic compounds