3442898

Information

• Patent Grant
• 3442898

• References
• Source

• Patent Number

  3,442,898

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1969
  56 years ago

• CPC

  • C07D239/26 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
  • C07D239/30 - Halogen atoms or nitro radicals
  • C07D239/36 - as doubly bound atom or as unsubstituted hydroxy radical
  • C08K5/3462 - Six-membered rings
  • C08K5/47 - Thiazoles
  • C08L21/00 - Compositions of unspecified rubbers
  • C09K15/30 - containing heterocyclic ring with at least one nitrogen atom as ring member
  • C11B5/0064 - Heterocyclic compounds containing nitrogen in the ring
  • D06M13/35 - Heterocyclic compounds

• US Classifications

  • 544 - Organic compounds
  • 252 - Compositions