5-(p-toluoyl)-6-hydroxyindane-1-carboxylic acid methyl ester 以
乙醚 为溶剂,
以give 5-(p-toluoyl)-6-hydroxy-indane-1-carboxylic acid in the form of yellow crystals of melting point 186°-8° C. (from ether)的产率得到5-(p-toluoyl)-6-hydroxy-indane-1-carboxylic acid