BE712970A - - Google Patents

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Publication number
BE712970A
BE712970A BE712970DA BE712970A BE 712970 A BE712970 A BE 712970A BE 712970D A BE712970D A BE 712970DA BE 712970 A BE712970 A BE 712970A
Authority
BE
Belgium
Prior art keywords
emi
parts
weight
acetate
catalyst
Prior art date
Application number
Other languages
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
Application filed filed Critical
Publication of BE712970A publication Critical patent/BE712970A/fr

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

  

   <EMI ID=1.1> 

  
 <EMI ID=2.1> 

  
à la formule ; 

  

 <EMI ID=3.1> 


  
 <EMI ID=4.1>   <EMI ID=5.1> 

  

 <EMI ID=6.1> 


  
 <EMI ID=7.1>  

  
on citera ; les métaux et les oxydes de la colonne VIII

  
 <EMI ID=8.1> 

  
port, conne par exenple le platine sur alurdne ou sur charbon'actif, l'oxyde de platine, le nickel de Raney, le rhodium sur charbon actif ; l'acétate de nickel et analogues. Des résultats particulièrement intéressants sont obtenus en utilisant du nickel déposé sur kiesel-

  
 <EMI ID=9.1> 

  
le dioxane et analogues, est souvent favorable*

  
Contrairenent aux procédés de la technique  antérieure, l'invention permet d'obtenir la cyclodéoanono avec de bons rendements en une seule étape et  avec un seul catalyseur.. 

  
L'invention sera Dieux comprise à l'aide des exemples suivants, donnés à titre purenent explicatif

  
 <EMI ID=10.1> 

  
Dans un autoclave en acier inoxydable, on introduit 100 parties en poids de l'ester acétique de

  
 <EMI ID=11.1> 

  
parties en poids d'acétate non transformé, 0,28 partie en poids de cyclodécénone, 1,4 partie en poids de

  
 <EMI ID=12.1> 

  
rendement par rapport à l'acétate transformé est de

  
 <EMI ID=13.1> 

  
et 5,5 parties en poids de produits divers. Le rende- <EMI ID=14.1> 

  
tics en poids de: catalyseur 1'7-4 de I.C.I. On établit une pression initiale d'hydrogène de 35 bars. L'auto- <EMI ID=15.1>  ties en poids de cyclohcxane et 20 parties du catalyseur n[deg.] 17-4 de ICI. La pression initiale d'hydrogène

  
 <EMI ID=16.1> 

  
et l'acide acétique les produits suivants : 36,3 parties de cyclodécanone, 10,4 parties d'acétate non trans-

  
 <EMI ID=17.1> 

  
parties de produits divers. Le rendement en cyclodécanone. par rapport à l'acétate transforme est de 78 %. 

  
 <EMI ID=18.1> 

  
Dans un autoclave en acier inoxydable, on introduit 100 parties en poids d'ester acétique de l'hydroxy-6 cyclodécanone à 74,7 % de pureté, 500 par-   <EMI ID=19.1> 



   <EMI ID = 1.1>

  
 <EMI ID = 2.1>

  
to the formula;

  

 <EMI ID = 3.1>


  
 <EMI ID = 4.1> <EMI ID = 5.1>

  

 <EMI ID = 6.1>


  
 <EMI ID = 7.1>

  
we will quote; the metals and oxides of column VIII

  
 <EMI ID = 8.1>

  
port, conne for example platinum on aluminum or on activated carbon, platinum oxide, Raney nickel, rhodium on activated carbon; nickel acetate and the like. Particularly interesting results are obtained by using nickel deposited on kiesel-

  
 <EMI ID = 9.1>

  
dioxane and analogues, is often favorable *

  
Contrary to the processes of the prior art, the invention makes it possible to obtain cyclodeoanono with good yields in a single step and with a single catalyst.

  
The invention will be understood by gods with the aid of the following examples, given purely for explanatory purposes.

  
 <EMI ID = 10.1>

  
In a stainless steel autoclave, 100 parts by weight of the acetic ester of

  
 <EMI ID = 11.1>

  
parts by weight of unconverted acetate, 0.28 parts by weight of cyclodecenone, 1.4 parts by weight of

  
 <EMI ID = 12.1>

  
yield relative to the transformed acetate is

  
 <EMI ID = 13.1>

  
and 5.5 parts by weight of miscellaneous products. Render- <EMI ID = 14.1>

  
tics by weight of: catalyst 1'7-4 from I.C.I. An initial hydrogen pressure of 35 bars is established. Self-<EMI ID = 15.1> parts by weight of cyclohcxane and 20 parts of Catalyst No. 17-4 from ICI. The initial pressure of hydrogen

  
 <EMI ID = 16.1>

  
and acetic acid the following products: 36.3 parts of cyclodecanone, 10.4 parts of non-trans acetate

  
 <EMI ID = 17.1>

  
parts of various products. The cyclodecanone yield. relative to acetate transforms is 78%.

  
 <EMI ID = 18.1>

  
In a stainless steel autoclave, 100 parts by weight of 74.7% purity 6-hydroxycyclodecanone acetic ester, 500 by- <EMI ID = 19.1> are introduced.

 

Claims (1)

<EMI ID=20.1> <EMI ID = 20.1>
BE712970D 1967-03-31 1968-03-29 BE712970A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR101108A FR1529680A (en) 1967-03-31 1967-03-31 Cyclodecanone manufacturing process

Publications (1)

Publication Number Publication Date
BE712970A true BE712970A (en) 1968-09-30

Family

ID=8627965

Family Applications (1)

Application Number Title Priority Date Filing Date
BE712970D BE712970A (en) 1967-03-31 1968-03-29

Country Status (5)

Country Link
BE (1) BE712970A (en)
CH (1) CH485631A (en)
FR (1) FR1529680A (en)
LU (1) LU55793A1 (en)
NL (1) NL6804080A (en)

Also Published As

Publication number Publication date
LU55793A1 (en) 1968-11-29
CH485631A (en) 1970-02-15
FR1529680A (en) 1968-06-21
NL6804080A (en) 1968-10-01

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