1844388

Information

• Patent Grant
• 1844388

• References
• Source

• Patent Number

  1,844,388

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1932
  92 years ago

• CPC

  • C07C50/18 - Anthraquinones
  • C07B35/04 - Dehydrogenation
  • C07C46/04 - of unsubstituted ring carbon atoms in six-membered aromatic rings
  • C07C51/313 - with molecular oxygen

• US Classifications

  • 549 - Organic compounds
  • 552 - Organic compounds
  • 562 - Organic compounds