Process for transesterifying .alpha.-Ketocarboxylic esters

United States of America Patent

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Apr 24, 2001
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N/A
app pub date
Aug 6, 1999
filing date
Aug 7, 1998

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Expired

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Abstract

Process for transesterifying .alpha.-ketocarboxylic esters in an anhydrous alcohol as reaction medium in the presence of tin catalysts, titanium catalysts, zirconium catalysts or lithium catalysts or of acetylacetonates as catalysts.

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Patent Owner(s)

Patent Owner	Address
DSM FINE CHEMICALS AUSTRIA GMBH	4021 LINZ

International Classification(s)

C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Friedhuber, Johann	Linz, AT	2	7
Zimmermann, Curt	Mauthausen, AT	7	8

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Process for transesterifying .alpha.-Ketocarboxylic esters

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09369384

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PATENT NO	6222063
SERIAL NO	09369384
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09369384

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