聚合甲醛 、 4-[4-fluoro-2-(tetrahydro-pyran-4-yloxy)-phenylamino]-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylic acid (3-amino-2-hydroxy-propyl)-amide 在
甲醇 、 sodium cyanoborohydride 作用下,
反应 2.0h,
以30%的产率得到4-[4-fluoro-2-(tetrahydro-pyran-4-yloxy)-phenylamino]-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylic acid (3-dimethylamino-2-hydroxy-propyl)-amide