CH608243A5 - Process for the preparation of steroids - Google Patents

Process for the preparation of steroids

Info

Publication number
CH608243A5
CH608243A5 CH232575A CH232575A CH608243A5 CH 608243 A5 CH608243 A5 CH 608243A5 CH 232575 A CH232575 A CH 232575A CH 232575 A CH232575 A CH 232575A CH 608243 A5 CH608243 A5 CH 608243A5
Authority
CH
Switzerland
Prior art keywords
steroids
alpha
prepared
preparation
ketals
Prior art date
Application number
CH232575A
Other languages
English (en)
Inventor
Mario Riva
Luciano Toscano
Original Assignee
Pierrel Spa
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 Pierrel Spa filed Critical Pierrel Spa
Priority to CH1401177A priority Critical patent/CH608244A5/fr
Publication of CH608243A5 publication Critical patent/CH608243A5/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J5/00Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • C07J5/0046Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa
    • C07J5/0053Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa not substituted in position 16
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J5/00Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • C07J5/0046Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa
    • C07J5/0061Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa substituted in position 16
    • C07J5/0069Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa substituted in position 16 by a saturated or unsaturated hydrocarbon group
    • C07J5/0076Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa substituted in position 16 by a saturated or unsaturated hydrocarbon group by an alkyl group
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J5/00Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • C07J5/0046Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa
    • C07J5/0061Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa substituted in position 16
    • C07J5/0092Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa substituted in position 16 by an OH group free esterified or etherified
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J71/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C07J71/0005Oxygen-containing hetero ring
    • C07J71/0026Oxygen-containing hetero ring cyclic ketals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J71/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C07J71/0005Oxygen-containing hetero ring
    • C07J71/0026Oxygen-containing hetero ring cyclic ketals
    • C07J71/0031Oxygen-containing hetero ring cyclic ketals at positions 16, 17

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Rheumatology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pain & Pain Management (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CH232575A 1974-02-27 1975-02-25 Process for the preparation of steroids CH608243A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH1401177A CH608244A5 (en) 1974-02-27 1975-02-25 Process for the preparation of steroids

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB8928/74A GB1499822A (en) 1974-02-27 1974-02-27 2-bromo-6beta-fluoropregna-1,4-diene-3,20-diones
GB2998474 1974-07-05
GB3294574 1974-07-25
GB4998274 1974-11-19

Publications (1)

Publication Number Publication Date
CH608243A5 true CH608243A5 (en) 1978-12-29

Family

ID=27447687

Family Applications (1)

Application Number Title Priority Date Filing Date
CH232575A CH608243A5 (en) 1974-02-27 1975-02-25 Process for the preparation of steroids

Country Status (18)

Country Link
JP (1) JPS5614677B2 (es)
AR (1) AR218601A1 (es)
BE (1) BE826030A (es)
CA (1) CA1064476A (es)
CH (1) CH608243A5 (es)
DE (3) DE2508136C3 (es)
DK (1) DK144068C (es)
ES (3) ES435067A1 (es)
FI (1) FI56188C (es)
FR (1) FR2261776B1 (es)
GB (1) GB1499822A (es)
IE (1) IE42112B1 (es)
LU (1) LU71908A1 (es)
NO (1) NO144527C (es)
NZ (1) NZ176716A (es)
RO (1) RO78881A (es)
SE (1) SE410736B (es)
YU (3) YU108381A (es)

Also Published As

Publication number Publication date
DK144068C (da) 1982-05-03
DE2508136C3 (de) 1979-06-21
GB1499822A (en) 1978-02-01
DK144068B (da) 1981-11-30
NO144527C (no) 1981-09-23
DE2533377C3 (de) 1979-08-02
RO78881A (ro) 1982-07-06
DE2533323A1 (de) 1976-02-12
DK61575A (es) 1975-10-27
DE2533323C3 (de) 1979-07-12
DE2508136A1 (de) 1975-10-30
YU108481A (en) 1982-02-28
LU71908A1 (es) 1975-06-24
DE2508136B2 (de) 1978-11-02
YU108281A (en) 1982-02-28
FI56188B (fi) 1979-08-31
FI750537A (es) 1975-08-28
NO750633L (es) 1975-08-28
BE826030A (fr) 1975-06-16
FR2261776A1 (es) 1975-09-19
IE42112L (en) 1975-08-27
SE7502146L (es) 1975-08-28
DE2533323B2 (de) 1978-11-16
AR218601A1 (es) 1980-06-30
SE410736B (sv) 1979-10-29
IE42112B1 (en) 1980-06-04
JPS50126652A (es) 1975-10-04
CA1064476A (en) 1979-10-16
NZ176716A (en) 1978-07-10
ES435067A1 (es) 1977-07-01
YU108381A (en) 1982-02-28
ES455933A1 (es) 1978-05-01
FR2261776B1 (es) 1978-07-21
DE2533377A1 (de) 1976-02-05
JPS5614677B2 (es) 1981-04-06
NO144527B (no) 1981-06-09
DE2533377B2 (de) 1978-11-16
ES455934A1 (es) 1978-05-01
FI56188C (fi) 1979-12-10

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Legal Events

Date Code Title Description
PL Patent ceased