3888882

Information

• Patent Grant
• 3888882

• References
• Source

• Patent Number

  3,888,882

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1975
  49 years ago

• CPC

  • C07D327/04 - Five-membered rings
  • C07D319/06 - not condensed with other rings
  • C07D325/00 - Heterocyclic compounds containing rings having oxygen as the only ring hetero atoms according to more than one of the main groups C07D303/00 - C07D323/00
  • C07D327/00 - Heterocyclic compounds containing rings having oxygen and sulfur atoms as the only ring hetero atoms
  • C07D327/10 - Two oxygen atoms and one sulfur atom
  • C07D339/06 - having the hetero atoms in position 1,3
  • C07D339/08 - Six-membered rings

• US Classifications

  • 549 - Organic compounds