4-fluoro-2-methyl-5-(5,6,7,8-tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4-ylamino)phenol hydrochloride 、
反式-4-二甲基胺基巴豆酸盐酸盐 以to yield 29 mg (24%)的产率得到5-({7-[(2E)-4-(dimethylamino)but-2-enoyl]-5,6,7,8-tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4-yl}amino)-4-fluoro-2-methylphenol