4-amino-3-(3-phenylmethanesulfonyl-phenoxymethyl)-thieno[3,2-c]pyridine-7-carboxylic acid ethyl ester 、
C.I.酸性橙108 在
crude material 、
acetonitrile-water 作用下,
以
二甲基亚砜 为溶剂,
反应 2.0h,
以to give 4-amino-3-(3-phenylmethanesulfonyl-phenoxy-methyl]-thieno[3,2-c]pyridine-7-carboxylic acid (2-hydroxy-ethyl)-amide的产率得到4-Amino-3-(3-phenylmethanesulfonyl-phenoxymethyl]-thieno[3,2-c]pyridine-7-carboxylic acid (2-hydroxy-ethyl)-amide