N-甲基哌嗪 、
(+/-)-methanesulfonic acid (2-{3-[8-(3-cyano-phenyl)-6-(4-methoxy-phenyl)-5-methyl-7-oxo-5,6,7,8-tetrahydro-pyrimido[4,5-d]pyrimidin-2-ylamino]-phenyl}-ethyl) ester 在
水 、 Brine 、
Sodium sulfate-III 、 crude material 、 12S 、
甲醇乙酸乙酯 、 ethyl acetate-hexanes 作用下,
以
乙酸乙酯 为溶剂,
反应 1.0h,
以to give (±)-3-(3-(4-methoxy-phenyl)-4-methyl-7-{3-[2-(4-methyl-piperazin-1-yl)-ethyl]-phenylamino}-2-oxo-3,4-dihydro-2H-pyrimido[4,5-d]pyrimidin-1-yl)-benzonitrile的产率得到(+/-)-3-(3-(4-methoxy-phenyl)-4-methyl-7-{3-[2-(4-methyl-piperazin-1-yl)-ethyl]-phenylamino}-2-oxo-3,4-dihydro-2H-pyrimido[4,5-d]pyrimidin-1-yl)-benzonitrile