3705151

Information

• Patent Grant
• 3705151

• References
• Source

• Patent Number

  3,705,151

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1972
  52 years ago

• CPC

  • C07D221/20 - Spiro-condensed ring systems
  • C07D209/08 - with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
  • C07D209/44 - Iso-indoles Hydrogenated iso-indoles
  • C07D209/72 - 4,7-Endo-alkylene-iso-indoles
  • C07D215/58 - with hetero atoms directly attached to the ring nitrogen atom
  • C07D217/08 - with a hetero atom directly attached to the ring nitrogen atom
  • C07D223/14 - condensed with carbocyclic rings or ring systems
  • C07D295/215 - Radicals derived from nitrogen analogues of carbonic acid
  • C07D295/32 - acylated with carboxylic or carbonic acids, or their nitrogen or sulfur analogues
  • C07D333/38 - Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen

• US Classifications

  • 540 - Organic compounds
  • 544 - Organic compounds
  • 546 - Organic compounds
  • 548 - Organic compounds
  • 549 - Organic compounds