3487087

Information

• Patent Grant
• 3487087

• References
• Source

• Patent Number

  3,487,087

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1969
  55 years ago

• CPC

  • C07D233/64 - with substituted hydrocarbon radicals attached to ring carbon atoms
  • C07D233/92 - attached in position 4 or 5
  • C07D233/93 - with hydrocarbon radicals, substituted by halogen atoms, attached to other ring members
  • C07D233/94 - with hydrocarbon radicals, substituted by oxygen or sulfur atoms, attached to other ring members
  • C07D233/95 - with hydrocarbon radicals, substituted by nitrogen atoms, attached to other ring members
  • C07D471/04 - Ortho-condensed systems

• US Classifications

  • 544 - Organic compounds
  • 546 - Organic compounds
  • 548 - Organic compounds