BE623369A - - Google Patents

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Publication number
BE623369A
BE623369A BE623369DA BE623369A BE 623369 A BE623369 A BE 623369A BE 623369D A BE623369D A BE 623369DA BE 623369 A BE623369 A BE 623369A
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BE
Belgium
Prior art keywords
emi
water
mixture
product
washed
Prior art date
Application number
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French (fr)
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
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Publication of BE623369A publication Critical patent/BE623369A/fr

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  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Description

  

   <EMI ID=1.1> 

  
 <EMI ID=2.1> 

  
La demanderesse a trouvé que les composés répon-

  
 <EMI ID=3.1> 

  

 <EMI ID=4.1> 
 

  
dans laquelle X représente un groupement

  

 <EMI ID=5.1> 


  

 <EMI ID=6.1> 


  
groupement

  

 <EMI ID=7.1> 


  
 <EMI ID=8.1> 

  
 <EMI ID=9.1> 

  
6 atomes de carbone, inclusivement , sont de nouveaux dérivés 

  
 <EMI ID=10.1> 

  
employa Ci-dessus désigne les radicaux acyles aliphatiques  inférieurs saturés ou non, les radicaux acyles aliphatiques 

  
 <EMI ID=11.1> 

  
tiques inférieurs éthérifias ou estérifiée, le benzoyle, 

  
le benzoyle substitué, les radicaux acylea arylaliphatiquea 

  
 <EMI ID=12.1> 

  
 <EMI ID=13.1> 

  
 <EMI ID=14.1> 

  
 <EMI ID=15.1> 

  

 <EMI ID=16.1> 


  
 <EMI ID=17.1> 

  
 <EMI ID=18.1>  
 <EMI ID=19.1> 
 <EMI ID=20.1> 

  
ou -un

  

 <EMI ID=21.1> 


  
 <EMI ID=22.1> 

  
 <EMI ID=23.1> 

  
 <EMI ID=24.1> 

  

 <EMI ID=25.1> 
 

  
Conformément au procédé de la présente invention, on traite les composés de formule 1 sous conditions énergiques - sous pression et à température comprise entre 150-

  
 <EMI ID=26.1> 

  
afin de saponifier le groupe 10-cyano en un groupe 10-oarboxy et d'hydrolyser aussi les groupes acyloxy dans les cas où ils sont présents, de manière à obtenir, comme nou-  veaux intermédiaires de la présente invention, le! dérivés

  
 <EMI ID=27.1> 

  

 <EMI ID=28.1> 


  
 <EMI ID=29.1> 

  
 <EMI ID=30.1> 

  
position de la double liaison de la position 5(6) à la po- 

  
 <EMI ID=31.1> 

  
thydrazide ou de pyridinoacéthydrazide (réactifs P ou T de 

  
 <EMI ID=32.1> 

  
 <EMI ID=33.1> 

  
t  Pour préparer les dérivés 19-hydroximino répondant 

  
i à la formule II, utilisés comme produit de départ pour le 

  
 <EMI ID=34.1>   <EMI ID=35.1> 

  
dérivé 19-nitroso sous forme dimère qui peut être utilisé 

  
 <EMI ID=36.1> 

  
formé complètement on dérivé 19-hydroximino après chauffa- 

  
 <EMI ID=37.1> 

  
 <EMI ID=38.1> 

  
traitant avec du chlorure de nitrosyle dans une solution 

  
 <EMI ID=39.1> 

  
Les exemples suivants illustrent le procédé de

  
 <EMI ID=40.1> 

  
 <EMI ID=41.1> 

  
 <EMI ID=42.1> 

  
 <EMI ID=43.1> 

  
position du réducteur en excès par de l'acide acétique

  
 <EMI ID=44.1>   <EMI ID=45.1> 

  
a ensuite versé le mélange dans un mélange glace-eau*

  
On a recueilli par filtration et lavé à l'eau un précipité qui a donné 1,1g de 6-nitrite de 3 &#65533; ,17 &#65533; -diaoétoxy-

  
 <EMI ID=46.1> 

  
tion après 3 heures, on a filtré, lavé au toluène et

  
 <EMI ID=47.1> 

  
du dérivé nitroso sous la forme dimère correspondant au

  
 <EMI ID=48.1>   <EMI ID=49.1> 

  
jusqu'à neutralité. On a séché ces extraits sur du sulfate de magnésium, on en a chassé le solvant en obtenant 1&#65533;3g de produit brut, qui par recristallisation dans du

  
 <EMI ID=50.1> 

  
EXEMPLE 3- 

  
On a chauffe au reflux pendant 3 heures une

  
 <EMI ID=51.1>  solvant et ajouté de l'eau. On a filtré le réoidu, on l'a lavé à l'eau, puis recristallisé dans de l'éthanol et on

  
 <EMI ID=52.1> 

  
(dioxanne).

  
 <EMI ID=53.1> 

  
 <EMI ID=54.1> 

  
prégnane-6-one dans 110 ml de tétrahydrofuranne anhydre et 45 ml d'eau et on a ajouté à la solution résultante 1,1 g de borohydrure de sodium. On a agité le mélange réaotionnel à la température ordinaire pendant 8 heures,

  
 <EMI ID=55.1> 

  
avec de l'aoide acétique dilué. On a filtré, séché et essuyé le résidu en obtenant un produit brut (8 g) qui a fondu à 165-168[deg.]C. On a fait cristalliser oe résidu à

  
 <EMI ID=56.1> 

  
On a dissous 5,2 g du produit obtenu comme décrit ci-dessus dans 30ml de pyridine anhydre et on a

  
 <EMI ID=57.1> 

  
tation convenablement refroidi, 2 ml de chlorure de nitro..

  
 <EMI ID=58.1>  méthylène on a obtenu un produit pur qui fondait à

  
 <EMI ID=59.1> 

  
 <EMI ID=60.1> 

  
On a dissous 5 g du produit obtenu comme ci-

  
 <EMI ID=61.1> 

  
 <EMI ID=62.1> 

  
interposé entre la lampe et la solution. On a réalisée 

  
 <EMI ID=63.1> 

  
en atmosphère d'azote sec ot très pur. On a filtré ensuite et lavé au toluène un précipité (1,45g) qui fondait à

  
 <EMI ID=64.1> 

  
 <EMI ID=65.1> 

  
 <EMI ID=66.1> 

  
tôt.).

  
 <EMI ID=67.1> 

  
On a chauffé au refluxpendant 20.minutes.une

  
 <EMI ID=68.1> 

  
propylique.On n'a remarqué aucune coloration ni avant ni

  
 <EMI ID=69.1> 

  
 <EMI ID=70.1> 

  
 <EMI ID=71.1> 

  
triol. Par cristallisation dans de l'acétate d'éthyle on. a obtenu un produit pur qui fondait à 218-219[deg.]Ci

  
 <EMI ID=72.1>  

  
 <EMI ID=73.1> 

  
dre et on a ajouté 6 ml d'oxychlorure de phosphore. On a laissé reposer le mélangé à la température ordinaire et en absence d'humidité pendant 15 heures, puis on l'a versé dans l'eau. On a filtré le précipite obtenu, on l'a lavé à l'eau

  
 <EMI ID=74.1> 

  
 <EMI ID=75.1> 

  
 <EMI ID=76.1> 

  
 <EMI ID=77.1> 

  
pentylpropionate et similaires.

  
 <EMI ID=78.1> 

  
10 ml d'hydrate de sodium 2N, On a laissé refroidir le mélange, on a évaporé partiellement le solvant et dilué à  l'eau. On a recueilli sur le filtre 708 mg de produit qui, cristallisé à partir de méthanol dilué, a donné le  <EMI ID=79.1> 

  
 <EMI ID=80.1> 

  
 <EMI ID=81.1>   <EMI ID=82.1> 

  
 <EMI ID=83.1> 

  
 <EMI ID=84.1> 

  
10 ml d'acide chlorhydrique concentré et on les a laissé

  
 <EMI ID=85.1> 

  
extrait le mélange acide à l'éther, lavé la solution éthérée 

  
 <EMI ID=86.1> 

  
 <EMI ID=87.1> 

  
 <EMI ID=88.1>   <EMI ID=89.1> 

  
ce composé dans de l'alcool méthylique bouillant, filtre et  chasse le solvant par évaporation pour obtenir un produit 

  
 <EMI ID=90.1> 

  
toujours en atmosphère d'azote, on l'a versé dans un litre

  
 <EMI ID=91.1> 

  
 <EMI ID=92.1>  

  
les extraite et après 1 élimination du solvant oijêa obtenu

  
 <EMI ID=93.1> 

  
glaçât contenant 15,&#65533;6 g de carbonate de sodium. On a extrait

  
 <EMI ID=94.1> 

  
 <EMI ID=95.1> 

  
 <EMI ID=96.1> 

  
tempe en temps avec un peu- d'éther, puis on l'a extrait

  
 <EMI ID=97.1> 

  
Le point de fusion du 19-nor-progestërone ainsi obtenu ne s'est pas abaissé en mélange avec un échantillon type. 

  
 <EMI ID=98.1> 

  

 <EMI ID=99.1> 


  
 <EMI ID=100.1> 

  

 <EMI ID=101.1> 


  
 <EMI ID=102.1> 

  
prégnène.



   <EMI ID = 1.1>

  
 <EMI ID = 2.1>

  
The Applicant has found that the compounds respond

  
 <EMI ID = 3.1>

  

 <EMI ID = 4.1>
 

  
in which X represents a group

  

 <EMI ID = 5.1>


  

 <EMI ID = 6.1>


  
group

  

 <EMI ID = 7.1>


  
 <EMI ID = 8.1>

  
 <EMI ID = 9.1>

  
6 carbon atoms, inclusive, are new derivatives

  
 <EMI ID = 10.1>

  
employa Above denotes saturated or unsaturated lower aliphatic acyl radicals, aliphatic acyl radicals

  
 <EMI ID = 11.1>

  
lower etherified or esterified ticks, benzoyl,

  
substituted benzoyl, acylea arylaliphatic radicals

  
 <EMI ID = 12.1>

  
 <EMI ID = 13.1>

  
 <EMI ID = 14.1>

  
 <EMI ID = 15.1>

  

 <EMI ID = 16.1>


  
 <EMI ID = 17.1>

  
 <EMI ID = 18.1>
 <EMI ID = 19.1>
 <EMI ID = 20.1>

  
or one

  

 <EMI ID = 21.1>


  
 <EMI ID = 22.1>

  
 <EMI ID = 23.1>

  
 <EMI ID = 24.1>

  

 <EMI ID = 25.1>
 

  
In accordance with the process of the present invention, the compounds of formula 1 are treated under vigorous conditions - under pressure and at a temperature between 150-

  
 <EMI ID = 26.1>

  
in order to saponify the 10-cyano group to a 10-oarboxy group and also to hydrolyze the acyloxy groups where they are present, so as to obtain, as new intermediates of the present invention, the! derivatives

  
 <EMI ID = 27.1>

  

 <EMI ID = 28.1>


  
 <EMI ID = 29.1>

  
 <EMI ID = 30.1>

  
position of the double bond from position 5 (6) to the po-

  
 <EMI ID = 31.1>

  
thydrazide or pyridinoacethydrazide (P or T reagents of

  
 <EMI ID = 32.1>

  
 <EMI ID = 33.1>

  
t To prepare the 19-hydroximino derivatives responding

  
i to formula II, used as the starting material for the

  
 <EMI ID = 34.1> <EMI ID = 35.1>

  
19-nitroso derivative in dimeric form which can be used

  
 <EMI ID = 36.1>

  
formed completely is 19-hydroximino derivative after heating

  
 <EMI ID = 37.1>

  
 <EMI ID = 38.1>

  
treating with nitrosyl chloride in solution

  
 <EMI ID = 39.1>

  
The following examples illustrate the process of

  
 <EMI ID = 40.1>

  
 <EMI ID = 41.1>

  
 <EMI ID = 42.1>

  
 <EMI ID = 43.1>

  
position of the excess reducer by acetic acid

  
 <EMI ID = 44.1> <EMI ID = 45.1>

  
then poured the mixture into an ice-water mixture *

  
A precipitate was collected by filtration and washed with water which gave 1.1g of 3 &#65533; 6-nitrite. , 17 &#65533; -diaoetoxy-

  
 <EMI ID = 46.1>

  
tion after 3 hours, filtered, washed with toluene and

  
 <EMI ID = 47.1>

  
of the nitroso derivative in the dimeric form corresponding to

  
 <EMI ID = 48.1> <EMI ID = 49.1>

  
until neutrality. These extracts were dried over magnesium sulfate, the solvent was removed therefrom, obtaining 1 3 g of crude product, which by recrystallization from

  
 <EMI ID = 50.1>

  
EXAMPLE 3-

  
Was heated under reflux for 3 hours a

  
 <EMI ID = 51.1> solvent and added water. The residue was filtered off, washed with water, then recrystallized from ethanol and

  
 <EMI ID = 52.1>

  
(dioxane).

  
 <EMI ID = 53.1>

  
 <EMI ID = 54.1>

  
Pregnan-6-one in 110 ml of anhydrous tetrahydrofuran and 45 ml of water and to the resulting solution was added 1.1 g of sodium borohydride. The reaction mixture was stirred at room temperature for 8 hours,

  
 <EMI ID = 55.1>

  
with diluted acetic acid. The residue was filtered, dried and wiped off to obtain a crude product (8 g) which melted at 165-168 [deg.] C. This residue was crystallized at

  
 <EMI ID = 56.1>

  
5.2 g of the product obtained as described above were dissolved in 30 ml of anhydrous pyridine and

  
 <EMI ID = 57.1>

  
suitably cooled, 2 ml of nitro chloride.

  
 <EMI ID = 58.1> methylene a pure product was obtained which melted at

  
 <EMI ID = 59.1>

  
 <EMI ID = 60.1>

  
5 g of the product obtained as above were dissolved.

  
 <EMI ID = 61.1>

  
 <EMI ID = 62.1>

  
interposed between the lamp and the solution. We carried out

  
 <EMI ID = 63.1>

  
in a very pure dry nitrogen atmosphere. Then filtered and washed with toluene a precipitate (1.45g) which melted at

  
 <EMI ID = 64.1>

  
 <EMI ID = 65.1>

  
 <EMI ID = 66.1>

  
early.).

  
 <EMI ID = 67.1>

  
It was heated to reflux for 20 minutes.

  
 <EMI ID = 68.1>

  
propylic No discoloration was observed either before or

  
 <EMI ID = 69.1>

  
 <EMI ID = 70.1>

  
 <EMI ID = 71.1>

  
triol. By crystallization from ethyl acetate on. obtained a pure product which melted at 218-219 [deg.] Ci

  
 <EMI ID = 72.1>

  
 <EMI ID = 73.1>

  
dre and 6 ml of phosphorus oxychloride was added. The mixture was allowed to stand at room temperature in the absence of moisture for 15 hours, then poured into water. The resulting precipitate was filtered off, washed with water.

  
 <EMI ID = 74.1>

  
 <EMI ID = 75.1>

  
 <EMI ID = 76.1>

  
 <EMI ID = 77.1>

  
pentylpropionate and the like.

  
 <EMI ID = 78.1>

  
10 ml of 2N sodium hydrate. The mixture was allowed to cool, the solvent was partially evaporated and diluted with water. 708 mg of product were collected on the filter which, crystallized from dilute methanol, gave the <EMI ID = 79.1>

  
 <EMI ID = 80.1>

  
 <EMI ID = 81.1> <EMI ID = 82.1>

  
 <EMI ID = 83.1>

  
 <EMI ID = 84.1>

  
10 ml of concentrated hydrochloric acid and left

  
 <EMI ID = 85.1>

  
extract the acid mixture with ether, wash the ethereal solution

  
 <EMI ID = 86.1>

  
 <EMI ID = 87.1>

  
 <EMI ID = 88.1> <EMI ID = 89.1>

  
this compound in boiling methyl alcohol, filters and drives off the solvent by evaporation to obtain a product

  
 <EMI ID = 90.1>

  
always in a nitrogen atmosphere, we poured it into a liter

  
 <EMI ID = 91.1>

  
 <EMI ID = 92.1>

  
extracted and after 1 elimination of the oijêa solvent obtained

  
 <EMI ID = 93.1>

  
ice cream containing 15.6 g of sodium carbonate. We extracted

  
 <EMI ID = 94.1>

  
 <EMI ID = 95.1>

  
 <EMI ID = 96.1>

  
tempered with a little ether, then we extracted it

  
 <EMI ID = 97.1>

  
The melting point of the 19-nor-progesterone thus obtained did not drop when mixed with a typical sample.

  
 <EMI ID = 98.1>

  

 <EMI ID = 99.1>


  
 <EMI ID = 100.1>

  

 <EMI ID = 101.1>


  
 <EMI ID = 102.1>

  
pregnene.

 

Claims (1)

<EMI ID=103.1> <EMI ID = 103.1> <EMI ID=104.1> j <EMI ID = 104.1> j 3. Procédé selon la revendication 1 caractérisé 3. Method according to claim 1 characterized <EMI ID=105.1> <EMI ID = 105.1> dérivé de départ '.font des groupes diaeétoxy. starting derivative make diaeetoxy groups. <EMI ID=106.1> <EMI ID = 106.1> caractérisé en ce qu'on hydrolyse les groupes diaoyloxy characterized in that the diaoyloxy groups are hydrolyzed <EMI ID=107.1> <EMI ID = 107.1> correspondant et on transforme ensuite ce dernier produit corresponding and then transform this last product <EMI ID=108.1> <EMI ID = 108.1> <EMI ID=109.1> <EMI ID = 109.1> <EMI ID=110.1> <EMI ID=111.1> <EMI ID = 110.1> <EMI ID = 111.1> <EMI ID=112.1> <EMI ID = 112.1>
BE623369D 1961-10-10 1962-10-08 BE623369A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT623369X 1961-10-10

Publications (1)

Publication Number Publication Date
BE623369A true BE623369A (en) 1963-04-08

Family

ID=195546

Family Applications (1)

Application Number Title Priority Date Filing Date
BE623369D BE623369A (en) 1961-10-10 1962-10-08

Country Status (1)

Country Link
BE (1) BE623369A (en)

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