7-hydroxy-4-isopropylaminoacetylindole-2-carboxylic acid methyl ester hydrochloride 、
氢气 在
钯 乙腈 作用下,
以
甲醇 为溶剂,
反应 4.0h,
以thus obtaining 1.41 g of 4-(1-hydroxy-2-isopropylaminoethyl)-7-hydroxyindole-2-carboxylic acid methyl ester, decomposition point 137°-139° C.的产率得到4-(1-hydroxy-2-isopropylaminoethyl)-7-hydroxyindole-2-carboxylic acid methyl ester