ES384331A1 - Procedure for the obtaining of 6 alpha-methyl-19-nor-progesterone. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the obtaining of 6 alpha-methyl-19-nor-progesterone. (Machine-translation by Google Translate, not legally binding)

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Publication number
ES384331A1
ES384331A1 ES384331A ES384331A ES384331A1 ES 384331 A1 ES384331 A1 ES 384331A1 ES 384331 A ES384331 A ES 384331A ES 384331 A ES384331 A ES 384331A ES 384331 A1 ES384331 A1 ES 384331A1
Authority
ES
Spain
Prior art keywords
group
methyl
progesterone
translation
procedure
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES384331A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba 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 CH1527269A external-priority patent/CH522621A/en
Application filed by Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Publication of ES384331A1 publication Critical patent/ES384331A1/en
Expired legal-status Critical Current

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Abstract

Procedure for obtaining 6α-methyl-19-nor-progesterone, of general formula **(See formula)** characterized in that in a compound of general formula **(See formula)** where R1 means a free or catalyzed oxo group, R2 means a free or esterified hydroxy group and R3 means a hydrocarbon or carboxylic acid moiety, the aldehyde group is reduced to the methyl group, and an enolic or cetalic group, in case given existing in the obtained compounds, the corresponding keto group and/or a free hydroxy group is cleaved in position 17, if any existing in the obtained compounds, the epimer mixture obtained is caproilized and in an arbitrary step, in If given after previously enriching the 6α-epimer, the 6α-methyl compound is isolated. (Machine-translation by Google Translate, not legally binding)
ES384331A 1969-10-10 1970-10-08 Procedure for the obtaining of 6 alpha-methyl-19-nor-progesterone. (Machine-translation by Google Translate, not legally binding) Expired ES384331A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1527269A CH522621A (en) 1969-10-10 1969-10-10 Process for the production of a new 6a-methyl-19-nor-progesterone
CH1447870 1970-09-30

Publications (1)

Publication Number Publication Date
ES384331A1 true ES384331A1 (en) 1974-07-01

Family

ID=25714522

Family Applications (1)

Application Number Title Priority Date Filing Date
ES384331A Expired ES384331A1 (en) 1969-10-10 1970-10-08 Procedure for the obtaining of 6 alpha-methyl-19-nor-progesterone. (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES384331A1 (en)

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