4-aminoacetyl-7-hydroxyindole-2-carboxylic acid methyl ester hydrochloride 在
钯 methanol+acetone 、 resultant product 作用下,
以
甲醇 为溶剂,
反应 3.0h,
以thus obtaining 1.0 g of 4-(2-amino-1-hydroxyethyl)-7-hydroxyindole-2-carboxylic acid methyl ester hydrochloride, decomposition point 280° C.的产率得到4-(2-amino-1-hydroxyethyl)-7-hydroxyindole-2-carboxylic acid methyl ester hydrochloride