sodium hydroxide 、
5-Benzoyl-6-methoxy-indan-1-carbonsaeure 、 、
甲醇 在
N 作用下,
以Analogously to the description in Example 2, 4.7 g of 5-benzoyl-6-methoxy-indane-1-carboxylic acid methyl ester and 20 ml of N sodium hydroxide solution in 50 ml of methanol give 5-benzoyl-6-methoxy-indane-1-carboxylic acid of melting point 126°-128° C. (from ether-petroleum ether)的产率得到5-benzoyl-6-methoxy-indane-1-carboxylic acid methyl ester