4-[4-methoxy-5-(2-methoxy-phenoxy)-6-(5-methyl-pyridine-2-sulfonylamino)-pyrimidin-2-yl]-pyridine-2-carboxylic acid methyl ester 在
sodium tetrahydroborate 、 CaCl
2 作用下,
以
四氢呋喃 、
乙醇 为溶剂,
生成
5-methyl-pyridine-2-sulfonic acid [2-(2-hydroxymethyl-pyridine-4-yl)-6-methoxy-5-(2-methoxy-phenoxy)-pyrimidin-4-yl]-amide