Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
  • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
  • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
  • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D231/28—Two oxygen or sulfur atoms
  • C07D231/30—Two oxygen or sulfur atoms attached in positions 3 and 5
  • C07D231/32—Oxygen atoms
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K31/00—Medicinal preparations containing organic active ingredients
  • A61K31/33—Heterocyclic compounds
  • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
  • A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
  • A61K31/415—1,2-Diazoles

Applications Claiming Priority (2)

Publications (1)

Family

ID=26174666

Family Applications (1)

Country Status (8)

• 1967
  • 1967-10-20 FR FR118645A patent/FR6735M/fr not_active Expired
• 1968
  • 1968-01-17 BE BE709519D patent/BE709519A/xx unknown
  • 1968-01-25 NL NL6801139A patent/NL6801139A/xx unknown
  • 1968-01-31 GB GB4966/68A patent/GB1164593A/en not_active Expired
  • 1968-02-01 AT AT97868A patent/AT274803B/de active
  • 1968-02-06 DE DE19681670503 patent/DE1670503A1/de active Pending
  • 1968-02-06 SE SE153068A patent/SE327992B/xx unknown
  • 1968-02-06 CH CH169268A patent/CH484147A/fr not_active IP Right Cessation

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