3821293

Information

• Patent Grant
• 3821293

• References
• Source

• Patent Number

  3,821,293

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • C07D295/03 - with the ring nitrogen atoms directly attached to acyclic carbon atoms
  • A61K31/192 - having aromatic groups
  • C07C17/263 - by condensation reactions
  • C07C33/486 - Polycyclic
  • C07C45/004 - by reaction with organometalhalides
  • C07C45/46 - Friedel-Crafts reactions
  • C07C45/63 - by introduction of halogen by substitution of halogen atoms by other halogen atoms
  • C07C49/782 - polycyclic
  • C07C49/813 - polycyclic
  • C07C57/58 - containing six-membered aromatic rings
  • C07C57/60 - having unsaturation outside the rings
  • C07C59/64 - containing six-membered aromatic rings
  • C07C59/84 - containing six membered aromatic rings
  • C07C205/06 - having nitro groups bound to carbon atoms of six-membered aromatic rings
  • C07C205/11 - having nitro groups bound to carbon atoms of six-membered aromatic rings
  • C07C205/12 - the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms
  • C07C205/45 - the carbon skeleton being further substituted by at least one doubly-bound oxygen atom, not being part of a -CHO group
  • C07C205/56 - having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton
  • C07C245/14 - having diazo groups bound to acyclic carbon atoms of a carbon skeleton
  • C07C323/00 - Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
  • Y10S514/916 - Pyretic

• US Classifications

  • 562 - Organic compounds
  • 514 - Drug, bio-affecting and body treating compositions
  • 560 - Organic compounds
  • 568 - Organic compounds