反应详情

To a solution of 2-methylindol-4-yloxyacetic acid methyl ester (5.4 g) in methanol (18 ml)—dioxane (36 ml) was added 5N aqueous solution of sodium hydroxide (15 ml), and the mixture was stirred at room temperature for 1 hour. To the reaction solution was added 2N hydrochloric acid to give the title compound (3.5 g) having the following physical data.