Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 25, 2009
0Patent Application Number
105864910
Date Filed
January 22, 2005
0Patent Primary Examiner
Patent abstract
The invention relates to a method for preparing 2,5-dimethylphenylacetic acid by converting p-xylene with chloroacetyl chloride into 2-chloro-1-(2,5-dimethylphenyl)ethanone, which is reacted with the compound of the formula (II) to give the compound of the formula (III), which is then rearranged to give a mixture of the compounds (IV) and (V), which is then hydrolyzed to 2,5-dimethylphenylacetic acid.
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