3828071

Information

• Patent Grant
• 3828071

• References
• Source

• Patent Number

  3,828,071

• Date Filed

  Not available

• Date Issued

  Tuesday, August 6, 1974
  50 years ago

• CPC

  • B01J31/2243 - At least one oxygen and one nitrogen atom present as complexing atoms in an at least bidentate or bridging ligand
  • B01J31/006 - comprising organic radicals
  • B01J31/0208 - Ketones or ketals
  • B01J31/0232 - also containing elements or functional groups covered by B01J31/0201 - B01J31/0228
  • B01J31/1805 - the ligands containing nitrogen
  • B01J31/183 - with more than one complexing nitrogen atom
  • C09B11/02 - derived from diarylmethanes
  • C09B11/18 - Preparation by oxidation
  • C09B11/24 - Phthaleins containing amino groups; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
  • B01J2231/70 - Oxidation reactions
  • B01J2531/025 - Ligands with a porphyrin ring system or analogues thereof
  • B01J2531/0252 - Salen ligands or analogues
  • B01J2531/16 - Copper
  • B01J2531/842 - Iron
  • B01J2531/845 - Cobalt

• US Classifications

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