Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
  • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
  • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
  • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom 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
  • C07D307/58—One oxygen atom, e.g. butenolide
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07J—STEROIDS
  • C07J19/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 by a lactone ring
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07J—STEROIDS
  • C07J75/00—Processes for the preparation of steroids in general

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Health & Medical Sciences (AREA)
• General Health & Medical Sciences (AREA)
• Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
• Saccharide Compounds (AREA)
• Steroid Compounds (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=26240571

Family Applications (1)

Country Status (9)

• 1966
  • 1966-02-11 GB GB6273/66A patent/GB1113027A/en not_active Expired
  • 1966-12-20 DE DE19661568220 patent/DE1568220A1/de active Pending
  • 1966-12-27 US US604588A patent/US3471614A/en not_active Expired - Lifetime
• 1967
  • 1967-02-08 CH CH186967A patent/CH558347A/de not_active IP Right Cessation
  • 1967-02-09 FI FI670378A patent/FI45325C/fi active
  • 1967-02-10 JP JP42008641A patent/JPS5130068B1/ja active Pending
  • 1967-02-10 FR FR94572A patent/FR6138M/fr not_active Expired
  • 1967-02-10 FR FR94570A patent/FR1511249A/fr not_active Expired
  • 1967-02-10 NL NL676702085A patent/NL153208B/xx unknown
  • 1967-02-10 AT AT131767A patent/AT268539B/de active

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