[go: up one dir, main page]

CH382732A - Process for the preparation of 3-keto-4,6-10a-methyl steroids - Google Patents

Process for the preparation of 3-keto-4,6-10a-methyl steroids

Info

Publication number
CH382732A
CH382732A CH6944859A CH6944859A CH382732A CH 382732 A CH382732 A CH 382732A CH 6944859 A CH6944859 A CH 6944859A CH 6944859 A CH6944859 A CH 6944859A CH 382732 A CH382732 A CH 382732A
Authority
CH
Switzerland
Prior art keywords
keto
preparation
methyl steroids
steroids
methyl
Prior art date
Application number
CH6944859A
Other languages
German (de)
Inventor
Westerhof Pieter
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH382732A publication Critical patent/CH382732A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J75/00Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH6944859A 1958-02-15 1959-02-12 Process for the preparation of 3-keto-4,6-10a-methyl steroids CH382732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL224966 1958-02-15

Publications (1)

Publication Number Publication Date
CH382732A true CH382732A (en) 1964-10-15

Family

ID=19751127

Family Applications (1)

Application Number Title Priority Date Filing Date
CH6944859A CH382732A (en) 1958-02-15 1959-02-12 Process for the preparation of 3-keto-4,6-10a-methyl steroids

Country Status (3)

Country Link
CH (1) CH382732A (en)
DK (1) DK105643C (en)
GB (1) GB912200A (en)

Also Published As

Publication number Publication date
GB912200A (en) 1962-12-05
DK105643C (en) 1966-10-24

Similar Documents

Publication Publication Date Title
CH411921A (en) Process for the preparation of aminoacetonitriles
CH400146A (en) Process for the preparation of 16-methylene-17a-hydroxy-1,4-pregnadiene-3,20-dione-17-acylates
CH377811A (en) Process for the preparation of 16a-lower alkyl-20-keto steroids
CH397677A (en) Process for the preparation of aroylalkylpiperidines
CH397665A (en) Process for the preparation of 6B, 16B-dimethyl-11-ketoprogesterone
CH383359A (en) Process for the preparation of 6B-fluoro-4-3-keto steroids
CH390912A (en) Process for the preparation of 16-alkyl-9a-halogen-11B, 17a, 21-trioxy-4-pregnen-3,20-dione-21-acylate compounds
CH371446A (en) Process for the preparation of 6a, 16a-dimethylprogesterone
CH377341A (en) Process for the manufacture of fluoro-oxy steroids
CH408015A (en) Process for the preparation of 3-nitro-azacyclo-alkanone-2-N-carbochlorides
CH392502A (en) Process for the preparation of 6a, 16a-dialkyl-11B, 17a, 21-trioxy-4-pregnene-3,20-dione
CH376500A (en) Process for the preparation of 17a-acyloxy-6a-methylpregn-4-ene-3,20-dione
CH417104A (en) Process for the preparation of eupolyoxymethylenes
CH377358A (en) Process for the preparation of di-alkyleneimides
CH387645A (en) Process for the preparation of rhodantriazines
CH382732A (en) Process for the preparation of 3-keto-4,6-10a-methyl steroids
CH376102A (en) Process for the preparation of 21-acyloxy-16,17-oxido-3-keto steroids
CH391723A (en) Process for the preparation of 3-aralkyl-2-tert-amino-alkyl-indenes
CH374659A (en) Process for the preparation of 11-oxy-steroids
CH378312A (en) Process for the preparation of ethynyl-a- or -b-ionol
CH376905A (en) Process for the preparation of 1,2-methylene-4,6-3-keto steroids
CH374998A (en) Process for the preparation of 3B-oxy- and 3B-acyloxy-6,16-dimethylpregna-5,16-dien-20-one
CH389601A (en) Process for the preparation of 16a-alkyl-5,6-dihalo-3B, 17a-dihydroxypregnan-20-ones
CH376915A (en) Process for the preparation of 16B-methyl-1,4-pregnadienes
CH387627A (en) Process for the preparation of 16-alkyl-3a, 17a-dioxy-11,20-pregnandiones