[go: up one dir, main page]

CH460760A - Process for the preparation of a Pregna-4-en-17-carboxylic acid-y-lactone - Google Patents

Process for the preparation of a Pregna-4-en-17-carboxylic acid-y-lactone

Info

Publication number
CH460760A
CH460760A CH762364A CH762364A CH460760A CH 460760 A CH460760 A CH 460760A CH 762364 A CH762364 A CH 762364A CH 762364 A CH762364 A CH 762364A CH 460760 A CH460760 A CH 460760A
Authority
CH
Switzerland
Prior art keywords
pregna
lactone
preparation
carboxylic acid
carboxylic
Prior art date
Application number
CH762364A
Other languages
German (de)
Inventor
Allan Patchett Arthur
Original Assignee
Merck & Co Inc
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 Merck & Co Inc filed Critical Merck & Co Inc
Publication of CH460760A publication Critical patent/CH460760A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J31/00—Normal steroids containing one or more sulfur atoms not belonging to a hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
CH762364A 1963-06-12 1964-06-11 Process for the preparation of a Pregna-4-en-17-carboxylic acid-y-lactone CH460760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA877724 1963-06-12

Publications (1)

Publication Number Publication Date
CH460760A true CH460760A (en) 1968-08-15

Family

ID=4141743

Family Applications (1)

Application Number Title Priority Date Filing Date
CH762364A CH460760A (en) 1963-06-12 1964-06-11 Process for the preparation of a Pregna-4-en-17-carboxylic acid-y-lactone

Country Status (2)

Country Link
CH (1) CH460760A (en)
DE (1) DE1237110B (en)

Also Published As

Publication number Publication date
DE1237110B (en) 1967-03-23

Similar Documents

Publication Publication Date Title
AT295863B (en) Process for the preparation of a stabilizing agent
CH458349A (en) Process for the preparation of an isoindolenine
AT285065B (en) Process for the preparation of a new pentacosapeptide
CH441332A (en) Process for the preparation of new benzenesulfonylsemicarbazides
CH439187A (en) Process for making a stable lipase preparation
CH442298A (en) Process for the preparation of a piperidine derivative
AT273636B (en) Process for the manufacture of a meat-flavored preparation
CH443310A (en) Process for the preparation of new 2-methyl-3-phenyl-3H-4-quinazolones
AT249047B (en) Process for the preparation of new benzamidobenzanilide derivatives
AT244338B (en) Process for the preparation of 3-amino-isoxazoles
AT251576B (en) Process for the preparation of a 2-nitroimidazole
CH448037A (en) Process for the preparation of a crystalline aluminosilicate
CH479619A (en) Process for the preparation of penicillanyl alcohols
CH461471A (en) Process for the preparation of dibenzocycloheptene derivatives
AT257180B (en) Process for the production of a transition piece
CH444158A (en) Process for the preparation of a new bis-pyridyl-methyl-disulfide
CH416106A (en) Process for the preparation of polydodecalactam
CH425809A (en) Process for the preparation of pyridazonimines
CH491898A (en) Process for the preparation of a 3-keto-4,6-bisdehydro-9B, 10a-steroid
CH460760A (en) Process for the preparation of a Pregna-4-en-17-carboxylic acid-y-lactone
CH424793A (en) Process for the preparation of 4-nitro-5-hydroxypyridazonen-6
CH473810A (en) Process for the preparation of a-nitro-w-lactam
CH434223A (en) Process for the preparation of a dispersant
AT244953B (en) Process for the preparation of new 5-nitro-2-furamidine
CH448337A (en) Process for the preparation of new 1-amino-2-benzoyl-4-hydroxyanthraquinones