3230218

Information

• Patent Grant
• 3230218

• References
• Source

• Patent Number

  3,230,218

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1966
  59 years ago

• CPC

  • C07D417/04 - directly linked by a ring-member-to-ring-member bond
  • C07D285/20 - condensed with carbocyclic rings or ring systems
  • C07D285/28 - with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached in position 3
  • C07D285/30 - with hydrocarbon radicals, substituted by hetero atoms attached in position 3

• US Classifications

  • 544 - Organic compounds