2829157

Information

• Patent Grant
• 2829157

• References
• Source

• Patent Number

  2,829,157

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1958
  66 years ago

• CPC

  • C07D233/74 - with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to other ring members
  • C07C275/16 - being further substituted by carboxyl groups
  • C07D233/72 - Two oxygen atoms
  • Y10S260/34 - Hydantoin

• US Classifications

  • 560 - Organic compounds
  • 260 - Chemistry of carbon compounds
  • 548 - Organic compounds
  • 562 - Organic compounds