A process is disclosed for preparing arylpropionic acids of formula Ar--CH(CH.sub.3)--COOH, by reacting an aryl Grignard reagent with a metal pyruvate or with a pyruvamide, to form a hydroxy acid of formula Ar--C(OH)(CH.sub.3)--COOH or its amide, and converting the acid or amide to the product.
本发明公开了一种制备式为Ar-CH(
CH3)-COOH的芳基
丙酸的方法,其通过将芳基
格氏试剂与
金属
丙酮酸盐或丙酰胺反应,形成式为Ar-C(OH)( )-COOH或其酰胺的羟基酸,并将酸或酰胺转化为产物。