DK132281C - PROCEDURE FOR THE PREPARATION OF 18-METHYLENE STEROIDS OF THE PREGNANE OR ANDROSTAN RANGE OR 19-NOR ANALOG THEREOF - Google Patents

PROCEDURE FOR THE PREPARATION OF 18-METHYLENE STEROIDS OF THE PREGNANE OR ANDROSTAN RANGE OR 19-NOR ANALOG THEREOF

Info

Publication number
DK132281C
DK132281C DK229271A DK229271A DK132281C DK 132281 C DK132281 C DK 132281C DK 229271 A DK229271 A DK 229271A DK 229271 A DK229271 A DK 229271A DK 132281 C DK132281 C DK 132281C
Authority
DK
Denmark
Prior art keywords
androstan
pregnane
analog
procedure
preparation
Prior art date
Application number
DK229271A
Other languages
Danish (da)
Other versions
DK132281B (en
Inventor
G Anner
J Kalvoda
Original Assignee
Ciba Geigy 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 CH1811967A external-priority patent/CH513837A/en
Priority claimed from CH1751368A external-priority patent/CH549002A/en
Priority claimed from DK627868AA external-priority patent/DK128239B/en
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of DK132281B publication Critical patent/DK132281B/en
Application granted granted Critical
Publication of DK132281C publication Critical patent/DK132281C/en

Links

DK229271A 1967-12-22 1971-05-12 PROCEDURE FOR THE PREPARATION OF 18-METHYLENE STEROIDS OF THE PREGNANE OR ANDROSTAN RANGE OR 19-NOR ANALOG THEREOF DK132281C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1811967A CH513837A (en) 1967-12-22 1967-12-22 18-Methylene steroids - gestogens, ovulation inhibitors, contraceptive agents and intermediates
CH1751368A CH549002A (en) 1968-11-25 1968-11-25 18-Methylene steroids - gestogens, ovulation inhibitors, contraceptive agents and intermediates
DK627868AA DK128239B (en) 1967-12-22 1968-12-20 Analogous process for the preparation of 18-methylene steroids of the pregnane or 19-nor-pregnane series.

Publications (2)

Publication Number Publication Date
DK132281B DK132281B (en) 1975-11-17
DK132281C true DK132281C (en) 1976-04-26

Family

ID=27177623

Family Applications (3)

Application Number Title Priority Date Filing Date
DK229271A DK132281C (en) 1967-12-22 1971-05-12 PROCEDURE FOR THE PREPARATION OF 18-METHYLENE STEROIDS OF THE PREGNANE OR ANDROSTAN RANGE OR 19-NOR ANALOG THEREOF
DK229571A DK130112B (en) 1967-12-22 1971-05-12 Process for the preparation of 18-methylene steroids from the androstane or 19-nor-androstane series.
DK229671A DK132122C (en) 1967-12-22 1971-05-12 PROCEDURE FOR THE PREPARATION OF 18-METHYLENE STEROIDS FROM THE ANDROSTAN OR 19-NOR-ANDROSTAN RANGE

Family Applications After (2)

Application Number Title Priority Date Filing Date
DK229571A DK130112B (en) 1967-12-22 1971-05-12 Process for the preparation of 18-methylene steroids from the androstane or 19-nor-androstane series.
DK229671A DK132122C (en) 1967-12-22 1971-05-12 PROCEDURE FOR THE PREPARATION OF 18-METHYLENE STEROIDS FROM THE ANDROSTAN OR 19-NOR-ANDROSTAN RANGE

Country Status (1)

Country Link
DK (3) DK132281C (en)

Also Published As

Publication number Publication date
DK130112B (en) 1974-12-23
DK132122C (en) 1976-03-29
DK132122B (en) 1975-10-27
DK130112C (en) 1975-06-09
DK132281B (en) 1975-11-17

Similar Documents

Publication Publication Date Title
CA952900A (en) Anti-inflammatory steroids of the pregnane series and processes for their preparation
DK103510C (en) Process for the preparation of 3-oxo-Δ <1> -10α-methyl steroids from the androstane series or from the pregnane series.
DK116207B (en) Process for the preparation of 17α-acyloxy steroids from the pregnane series.
DK132281C (en) PROCEDURE FOR THE PREPARATION OF 18-METHYLENE STEROIDS OF THE PREGNANE OR ANDROSTAN RANGE OR 19-NOR ANALOG THEREOF
DK115989B (en) Process for the preparation of Δ <5 (10)> - 3-keto-19-nor steroids of the androstane and pregnane series.
DK128735B (en) Process for the preparation of 18-methylene steroids from the androstane or pregnane series or their 19-nor analogues.
DK126647B (en) Analogous process for the preparation of 16α, 17α- (substituted-methylene) steroids of the pregnane series.
DK115472B (en) Process for the preparation of 11-hydroxylated steroids of the pregnane series.
DK114341B (en) Process for the preparation of guanylhydrazones from steroids of the androstane or pregnane series or salts thereof.
DK120540B (en) Process for the preparation of 17α-alkynyl-17β-acyloxysteroids of the androstane or estrane series.
DK113920B (en) Analogous process for the preparation of therapeutically effective 21- (β-ethoxy-ethoxy) -acetates or 21- (β-ethoxy-β-ethoxy-ethoxy) -acetates of steroids of the pregnane series.
DK119657B (en) Process for the preparation of 17α-acyloxy-21-hydroxy steroids from the pregnane series.
DK119405B (en) PROCEDURE FOR THE PRODUCTION OF ANDROSTAN ROW STEROIDS
DK119156B (en) Process for the preparation of 6α-methyl-16-methylene steroids from the pregnane series.
DK117350B (en) Process for the preparation of 11β-hydroxy-17α-acyloxy steroids from the pregnane series.
DK124538B (en) Process for the preparation of 6-hydroxy-3-keto-Δ <4> steroids of the pregnane or androstane series.
DK123408B (en) Process for the preparation of a 9α-halogen-11β-substituted steroid of the pregnane or androstane series.
DK121953B (en) Process for the preparation of 3-enol ethers of Δ <1> -3-keto-5α-steroids of the androstane or pregnane series.
IL25890A (en) Preparation of steroids of the pregnane series
DK120746B (en) Analogous process for the preparation of 4-chloro-1,2α-methylene-Δ <4,6> -pregnadiene-17α-ol-3,20-dione or 17-esters thereof.
DK114898B (en) Process for the preparation of 20-halogen-3-keto-steroids from the pregnane series or 17-halogen-3-ketosteroids from the androstane series.
DK139298B (en) Process for the preparation of desA-9beta steroids from the androstane, pregnane or diosgenin series.
CA792233A (en) Steroid derivatives of the pregnane or allopregnane series
CA764958A (en) 6-fluoromethyl steroids of the pregnane series
DK124128B (en) Process for the preparation of 4-oxo-19-nor-A-homo-Δ <1,5 (10)> steroid dienes of the androstane, pregnane or cholestane series.