GB2028825B - Synthesis of steroid - Google Patents

Synthesis of steroid

Info

Publication number
GB2028825B
GB2028825B GB7928297A GB7928297A GB2028825B GB 2028825 B GB2028825 B GB 2028825B GB 7928297 A GB7928297 A GB 7928297A GB 7928297 A GB7928297 A GB 7928297A GB 2028825 B GB2028825 B GB 2028825B
Authority
GB
United Kingdom
Prior art keywords
steroid
synthesis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB7928297A
Other versions
GB2028825A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gist Brocades NV
Original Assignee
Gist Brocades NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gist Brocades NV filed Critical Gist Brocades NV
Priority to GB7928297A priority Critical patent/GB2028825B/en
Publication of GB2028825A publication Critical patent/GB2028825A/en
Application granted granted Critical
Publication of GB2028825B publication Critical patent/GB2028825B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J21/001—Lactones
    • C07J21/003—Lactones at position 17

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
GB7928297A 1978-08-15 1979-08-14 Synthesis of steroid Expired GB2028825B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7928297A GB2028825B (en) 1978-08-15 1979-08-14 Synthesis of steroid

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7833384 1978-08-15
GB7928297A GB2028825B (en) 1978-08-15 1979-08-14 Synthesis of steroid

Publications (2)

Publication Number Publication Date
GB2028825A GB2028825A (en) 1980-03-12
GB2028825B true GB2028825B (en) 1983-02-02

Family

ID=26268536

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7928297A Expired GB2028825B (en) 1978-08-15 1979-08-14 Synthesis of steroid

Country Status (1)

Country Link
GB (1) GB2028825B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4501695A (en) * 1983-05-16 1985-02-26 The Upjohn Company Spironalactone process
US8334375B2 (en) 2009-04-10 2012-12-18 Evestra, Inc. Methods for the preparation of drospirenone

Also Published As

Publication number Publication date
GB2028825A (en) 1980-03-12

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19990813