BE773550A - NEW PROCESS FOR THE PREPARATION OF 6 ALPHA-METHYL-19-NOR- PREGNENES - Google Patents

NEW PROCESS FOR THE PREPARATION OF 6 ALPHA-METHYL-19-NOR- PREGNENES

Info

Publication number
BE773550A
BE773550A BE773550A BE773550A BE773550A BE 773550 A BE773550 A BE 773550A BE 773550 A BE773550 A BE 773550A BE 773550 A BE773550 A BE 773550A BE 773550 A BE773550 A BE 773550A
Authority
BE
Belgium
Prior art keywords
pregnenes
alpha
methyl
preparation
new process
Prior art date
Application number
BE773550A
Other languages
French (fr)
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Publication of BE773550A publication Critical patent/BE773550A/en

Links

BE773550A 1970-10-07 1971-10-06 NEW PROCESS FOR THE PREPARATION OF 6 ALPHA-METHYL-19-NOR- PREGNENES BE773550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1486570A CH538462A (en) 1970-10-07 1970-10-07 A new process for the production of 6a-methyl-19-nor-pregnenen

Publications (1)

Publication Number Publication Date
BE773550A true BE773550A (en) 1972-04-06

Family

ID=4404422

Family Applications (1)

Application Number Title Priority Date Filing Date
BE773550A BE773550A (en) 1970-10-07 1971-10-06 NEW PROCESS FOR THE PREPARATION OF 6 ALPHA-METHYL-19-NOR- PREGNENES

Country Status (10)

Country Link
AT (1) AT310960B (en)
AU (1) AU455685B2 (en)
BE (1) BE773550A (en)
CA (1) CA953708A (en)
CH (1) CH538462A (en)
DE (1) DE2148261A1 (en)
DK (1) DK127977B (en)
FR (1) FR2111097A5 (en)
GB (1) GB1308849A (en)
ZA (1) ZA716504B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5795884A (en) * 1991-07-18 1998-08-18 Laboratoire Theramex Sa 3-keto-nor-pregnenes substituted in the 6-position and treatment of menopause
EP0785211A1 (en) * 1996-01-22 1997-07-23 Laboratoire Theramex New substituted 19-nor-pregnane derivatives
EP0785212A1 (en) * 1996-01-22 1997-07-23 Laboratoire Theramex New 19-nor-pregnene derivatives
DE102007027637A1 (en) 2007-06-12 2008-12-18 Bayer Schering Pharma Aktiengesellschaft 17β-cyano-19-nor-androst-4-ene derivative, its use and the derivative-containing drug
CN106810585B (en) * 2016-12-03 2019-03-05 丽江映华生物药业有限公司 A kind of -17 α of 6 Alpha-Methyl-acetoxyl group -19- norpregna -4- alkene -3,20- diketone synthetic method

Also Published As

Publication number Publication date
AU455685B2 (en) 1974-11-21
GB1308849A (en) 1973-03-07
AU3416371A (en) 1973-04-12
AT310960B (en) 1973-10-25
ZA716504B (en) 1972-06-28
FR2111097A5 (en) 1972-06-02
CA953708A (en) 1974-08-27
CH538462A (en) 1973-06-30
DK127977B (en) 1974-02-11
DE2148261A1 (en) 1972-04-13

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