3876649

Information

• Patent Grant
• 3876649

• References
• Source

• Patent Number

  3,876,649

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1975
  50 years ago

• CPC

  • C07D491/04 - Ortho-condensed systems
  • C07D213/67 - 2-Methyl-3-hydroxy-4,5-bis(hydroxy-methyl)pyridine
  • C07D307/30 - with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen

• US Classifications

  • 546 - Organic compounds
  • 549 - Organic compounds