4-(4-Boc-哌嗪-1-基)-3-氟苯胺 、
8-ethyl-2-(methylsulfinyl)-6-phenylpyrido[2,3-d]pyrirnidin-7(8H)-one 在
silica gel 、
异丙醇 作用下,
反应 3.0h,
以to give the title compound (45 mg, 0.08 mmol, 21%) as a pale yellow solid的产率得到tert-butyl 4-(4-(8-ethyl-7-oxo-6-phenyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-ylamino)-2-fluorophenyl)piperazine-1-carboxylate