CH201537A - Process for the preparation of a new ester. - Google Patents
Process for the preparation of a new ester.Info
- Publication number
- CH201537A CH201537A CH201537DA CH201537A CH 201537 A CH201537 A CH 201537A CH 201537D A CH201537D A CH 201537DA CH 201537 A CH201537 A CH 201537A
- Authority
- CH
- Switzerland
- Prior art keywords
- sep
- preparation
- new
- ester
- androstenol
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
-
- 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)
Description
Verfahren zur Darstellung eines neuen Esters. Cxegenstand des vorliegenden Patentes ist ein Verfahren zur Darstellung eines neuen Esters, welches dadurch gekennzeichnet ist, dass man ein Mol d4,5-Androstenol-(17)-on- (3) mit einem halben NIol Phosphorosyhalo- genid umsetzt und auf das Reaktionsprodukt Wasser einwirken lässt.
Der so gewonnene Di -44,5-arrdrostenol- (17)-on-(3)-phosphorsäureester der Formel
EMI0001.0011
hat den F. 2470. Seine Allralisalze, sowie. auch sein Ammonium- und Triäthanolamin- salz sind in Wasser leicht löslich.
Die neue Verbindung soll therapeutische Verwendung finden.
<I>Beispiel:</I> 1,0 g Testosteron, gelöst in 12g absolu tem Pyridin oder in einer andern tertiären Base, lässt man mit 0,27 g Phosphoroxychlo- rid: bis zur beendeten Umsetzung reagieren, giesst das Reaktionsgemiscb in Wasser, fil triert von ausgeschiedenem unverändertem Testosteron ab und säuert die wässerige Lö sung an, wobei der Di-testosteron-phosphor- säureester vom F. 2470 ausfällt. Er bildet wasserlösliche Alkalisalze.
An Stelle von Phosphoroxychlorid kann man zum Beispiel auch Phosphoroxybromid verwenden.
Process for the preparation of a new ester. The subject of the present patent is a process for the preparation of a new ester, which is characterized in that one mole of d4,5-androstenol- (17) -one- (3) is reacted with half a NIol of phosphorosyhalide and the reaction product is water can act.
The thus obtained di -44,5-arrdrostenol- (17) -one- (3) -phosphoric acid ester of the formula
EMI0001.0011
has the F. 2470. Its allralis salts, as well. Its ammonium and triethanolamine salts are also readily soluble in water.
The new compound should find therapeutic use.
<I> Example: </I> 1.0 g of testosterone dissolved in 12 g of absolute pyridine or in another tertiary base is allowed to react with 0.27 g of phosphorus oxychloride: until the reaction is complete, the reaction mixture is poured into water , filters from excreted unchanged testosterone and acidifies the aqueous solution, whereby the di-testosterone phosphoric acid ester with a temperature of 2470 precipitates. It forms water-soluble alkali salts.
For example, phosphorus oxybromide can also be used instead of phosphorus oxychloride.
Claims (1)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH195775T | 1935-08-02 | ||
CH201537T | 1935-08-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH201537A true CH201537A (en) | 1938-11-30 |
Family
ID=25722796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH201537D CH201537A (en) | 1935-08-02 | 1935-08-02 | Process for the preparation of a new ester. |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH201537A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2928849A (en) * | 1953-11-20 | 1960-03-15 | Leo Ab | High-molecular weight derivatives of steroids containing hydroxyl groups and method of producing the same |
-
1935
- 1935-08-02 CH CH201537D patent/CH201537A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2928849A (en) * | 1953-11-20 | 1960-03-15 | Leo Ab | High-molecular weight derivatives of steroids containing hydroxyl groups and method of producing the same |
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