3900512

Information

• Patent Grant
• 3900512

• References
• Source

• Patent Number

  3,900,512

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  50 years ago

• CPC

  • C07C49/24 - containing hydroxy groups
  • C07C45/562 - with nitrogen as the only hetero atom
  • C07C45/59 - in five-membered rings
  • C07C49/207 - with only carbon-to-carbon triple bonds as unsaturation

• US Classifications

  • 560 - Organic compounds
  • 548 - Organic compounds
  • 549 - Organic compounds
  • 558 - Organic compounds
  • 562 - Organic compounds
  • 568 - Organic compounds