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DK126937B - Process for the preparation of 4,6-dihalo-16-alkylidene-17α-hydroxy-pregna-4,6-diene-3,20-diones. - Google Patents

Process for the preparation of 4,6-dihalo-16-alkylidene-17α-hydroxy-pregna-4,6-diene-3,20-diones.

Info

Publication number
DK126937B
DK126937B DK627570AA DK627570A DK126937B DK 126937 B DK126937 B DK 126937B DK 627570A A DK627570A A DK 627570AA DK 627570 A DK627570 A DK 627570A DK 126937 B DK126937 B DK 126937B
Authority
DK
Denmark
Prior art keywords
pregna
diones
dihalo
alkylidene
diene
Prior art date
Application number
DK627570AA
Other languages
Danish (da)
Inventor
R Kierstead
P Rosen
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of DK126937B publication Critical patent/DK126937B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J7/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
DK627570AA 1969-12-11 1970-12-10 Process for the preparation of 4,6-dihalo-16-alkylidene-17α-hydroxy-pregna-4,6-diene-3,20-diones. DK126937B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88432469A 1969-12-11 1969-12-11
US88432369A 1969-12-11 1969-12-11

Publications (1)

Publication Number Publication Date
DK126937B true DK126937B (en) 1973-09-03

Family

ID=27128721

Family Applications (1)

Application Number Title Priority Date Filing Date
DK627570AA DK126937B (en) 1969-12-11 1970-12-10 Process for the preparation of 4,6-dihalo-16-alkylidene-17α-hydroxy-pregna-4,6-diene-3,20-diones.

Country Status (11)

Country Link
JP (1) JPS504658B1 (en)
BE (1) BE760128A (en)
CA (1) CA933518A (en)
CH (1) CH548383A (en)
DE (1) DE2059839A1 (en)
DK (1) DK126937B (en)
FR (1) FR2073547A5 (en)
GB (1) GB1289020A (en)
IL (1) IL35598A (en)
NL (1) NL7017756A (en)
SE (1) SE368398B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5068651A (en) * 1973-10-22 1975-06-09
CN113956133B (en) * 2021-11-08 2025-01-28 湖南科瑞生物制药股份有限公司 Synthesis method of 25-hydroxysteroid compound, preparation method of side chain thereof and preparation method of side chain intermediate

Also Published As

Publication number Publication date
GB1289020A (en) 1972-09-13
SE368398B (en) 1974-07-01
FR2073547A5 (en) 1971-10-01
NL7017756A (en) 1971-06-15
CA933518A (en) 1973-09-11
IL35598A (en) 1974-11-29
DE2059839A1 (en) 1971-06-16
BE760128A (en) 1971-06-10
CH548383A (en) 1974-04-30
IL35598A0 (en) 1971-01-28
JPS504658B1 (en) 1975-02-22

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