1-(3-Vinylphenyl)-1-phenylhydrocarbons and method for producing the same
申请人:Nippon Petrochemicals Company, Limited
公开号:US04822934A1
公开(公告)日:1989-04-18
1-(3-Vinylphenyl)-1-phenylhydrocarbons and method for producing the same. The invention further relates to 1-(3-vinylphenyl)-1-phenylethane which is used for preparing the former compound. The 1-(3-vinylphenyl)-1-phenylethylene is used as a new intermediate for preparing .alpha.-(3-benzoylphenyl)propionic acid (tradename: ketoprofen) through .alpha.-3-(1-phenylethenyl)phenyl)propionic acid or its alkyl ester. The ketroprofen is a useful medicine for the relief of pain and inflammation.
(Phenylethenyl) phenylpropionaldehyde and method for producing
申请人:Nippon Petrochemical Company, Ltd.
公开号:US04889952A1
公开(公告)日:1989-12-26
A novel compound of .alpha.-(3-(1-phenylethenyl)phenyl)-propionaldehyde and a method for producing .alpha.-(3-benzoylphenyl)propionic acid which is prepared by oxidizing the former compound as an intermediate. The method is characterized in the easiness in operation, the low cost and the high purity of the product.