2754243

Information

• Patent Grant
• 2754243

• References
• Source

• Patent Number

  2,754,243

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1956
  68 years ago

• CPC

  • C07J63/006 - Expansion of ring C by one atom
  • A01N57/16 - containing heterocyclic radicals
  • C07F9/585 - bonded through a heteroatom
  • C07F9/65035 - bonded through a heteroatom
  • C07F9/65125 - bonded through a heteroatom
  • C07F9/65185 - bonded through a heteroatom
  • C07F9/653 - Five-membered rings
  • C07F9/6539 - Five-membered rings
  • C07F9/65515 - the oxygen atom being part of a five-membered ring
  • C07F9/6552 - the oxygen atom being part of a six-membered ring
  • C07F9/65583 - each of the hetero rings containing nitrogen as ring hetero atom
  • C07J63/004 - Expansion of ring B by one atom

• US Classifications

  • 514 - Drug, bio-affecting and body treating compositions
  • 424 - Drug, bio-affecting and body treating compositions
  • 544 - Organic compounds
  • 987 - Organic compounds containing a bi, sb, as, or p atom or containing a metal atom of the 6th to 8th group of the periodic system