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Title:
METHOD FOR PRODUCING 3-SUBSTITUTED α,β-UNSATURATED CARBOXYLIC ESTER
Document Type and Number:
Japanese Patent JP2007153772
Kind Code:
A
Abstract:

To provide a new method for producing a 3-substituted α,β-unsaturated carboxylic ester useful as an intermediate for pharmaceuticals and agrochemicals.

The method for producing the 3-substituted α,β-unsaturated carboxylic ester of formula(3) comprises making a cross coupling of an enol derivative of formula(1) and a Grignard reagent of formula(2) in an organic solvent such as an ether or hydrocarbon in the presence of an iron catalyst or rhodium catalyst.


Inventors:
FURUKAWA YOSHIRO
MIKAMI MASAFUMI
HIGAMI KAZUMASA
FUKUMOTO DAISUKE
Application Number:
JP2005348873A
Publication Date:
June 21, 2007
Filing Date:
December 02, 2005
Export Citation:
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Assignee:
DAISO CO LTD
International Classes:
C07C67/343; C07C67/327; C07C69/753; C07C223/06; C07C225/22; C07B61/00
Domestic Patent References:
JPH09194439A1997-07-29
JP2002226430A2002-08-14
JPH1017515A1998-01-20
Foreign References:
WO2005075384A12005-08-18
US20030220498A12003-11-27



 
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