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Level 1:Core information
Record no 201102247906
Activity status Dead or Administration by others
Working Title PROCESS FOR THE CONVERSION OF 1,4 BUTYNEDIOL TO 1,4 BUTENEDIOL 
Working Inventors RAGHUNATH VITTHAL CHAUDHARI;CHANDRASHEKHAR VASANT RODE;RENGASWAMY JAGANATHAN;MANISHA MADHUKAR TELKAR;VILAS HARI RANE; 
Contributing institutions NCL 
Administered by  
Ownership  
Categories > Subjects Catalysis 
Categories > Portfolio Petrochemicals/industrial chemicals 
Disclosure number
NCL No 1999-NCL-0036 
CSIR No 1999-NF-0213  
Priority date 11-20-2000 
Country US 
Application number 09/716707  
Provisional filing date  
Complete filing date 11-20-2000  
Publication status Yes  
Publication date 07-16-2002  
Publication no US6420615 B1  
Granted number 6420615  
Granted date 07-16-2002  
Final title PROCESS FOR THE CONVERSION OF 1,4 BUTYNEDIOL TO 1,4 BUTENEDIOL  
Final Inventors RAGHUNATH VITTHAL CHAUDHARI;CHANDRASHEKHAR VASANT RODE;RENGASWAMY JAGANATHAN;MANISHA MADHUKAR TELKAR;VILAS HARI RANE;  
Abstract A process for the preparation of 1 4 butenediol comprising hydrogenating an aqueous solution of 1 4 butynediol under stirring conditions over a supported platinum or palladium and nickel catalyst in basic medium at a temperature in the range of 20 110 C.
Case status Granted + Allowed to lapse  
Licensing status  
Licensing case no  
Client name  
Lead inventors RAGHUNATH VITHAL CHAUDHARI 
Categories > Industry > Primary Petrochemicals 
Categories > Industry > other  

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