CH529119A - Verfahren zur Herstellung von 17a-Acyloxy-20-keto-steroiden - Google Patents

Verfahren zur Herstellung von 17a-Acyloxy-20-keto-steroiden

Info

Publication number
CH529119A
CH529119A CH1372169A CH1372169A CH529119A CH 529119 A CH529119 A CH 529119A CH 1372169 A CH1372169 A CH 1372169A CH 1372169 A CH1372169 A CH 1372169A CH 529119 A CH529119 A CH 529119A
Authority
CH
Switzerland
Prior art keywords
acyloxy
keto
steroids
preparation
Prior art date
Application number
CH1372169A
Other languages
English (en)
Inventor
Reinhold Dr Wieske
Gerhard Dr Hempel
Bernhard Dr Krieger
Emanuel Dr Kaspar
Original Assignee
Schering Ag
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
Priority claimed from DE19681801389 external-priority patent/DE1801389B2/de
Priority claimed from DE19691939507 external-priority patent/DE1939507C3/de
Application filed by Schering Ag filed Critical Schering Ag
Publication of CH529119A publication Critical patent/CH529119A/de

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Steroid Compounds (AREA)
CH1372169A 1968-10-02 1969-09-11 Verfahren zur Herstellung von 17a-Acyloxy-20-keto-steroiden CH529119A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19681801389 DE1801389B2 (de) 1968-10-02 1968-10-02 Verfahren zur herstellung von 17 alpha-acyloxy-20-keto-steroiden
DE19691939507 DE1939507C3 (de) 1969-07-31 Verfahren zur Herstellung von 17 a-Acyloxy-20-

Publications (1)

Publication Number Publication Date
CH529119A true CH529119A (de) 1972-10-15

Family

ID=25756215

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1372169A CH529119A (de) 1968-10-02 1969-09-11 Verfahren zur Herstellung von 17a-Acyloxy-20-keto-steroiden

Country Status (6)

Country Link
US (1) US3700660A (de)
BE (1) BE739734A (de)
CH (1) CH529119A (de)
FR (1) FR2022214A1 (de)
GB (1) GB1287760A (de)
NL (1) NL166695C (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876633A (en) * 1973-02-21 1975-04-08 Omni Research Processes and intermediates for 16-substituted corticoid synthesis
US4704455A (en) * 1984-06-11 1987-11-03 The Upjohn Company 16α-methylatedΔ17(20)-corticoids
JPS611699A (ja) * 1984-06-11 1986-01-07 ジ　アツプジヨン　カンパニー １６α‐メチル化法
US4990612A (en) * 1984-06-11 1991-02-05 The Upjohn Company 16α-methylation process

Also Published As

Publication number Publication date
NL166695B (nl) 1981-04-15
BE739734A (de) 1970-04-02
NL166695C (nl) 1981-09-15
US3700660A (en) 1972-10-24
NL6914941A (de) 1970-04-06
FR2022214A1 (de) 1970-07-31
GB1287760A (en) 1972-09-06

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Legal Events

Date Code Title Description
PL Patent ceased