![tert-butyl4-(4-((6-(2，4-dichlorophenyl)-8-ethyl-7-oxo-7，8-dihydropyrido[2，3-d]pyrimidin-2-yl)amino)-2-fluorophenyl)piperazine-1-carboxylate](/static/images/placeholder.svg)
tert-butyl4-(4-((6-(2，4-dichlorophenyl)-8-ethyl-7-oxo-7，8-dihydropyrido[2，3-d]pyrimidin-2-yl)amino)-2-fluorophenyl)piperazine-1-carboxylate
tert-butyl4-(4-((6-(2，4-dichlorophenyl)-8-ethyl-7-oxo-7，8-dihydropyrido[2，3-d]pyrimidin-2-yl)amino)-2-fluorophenyl)piperazine-1-carboxylate
tert-butyl4-(4-((6-(2，4-dichlorophenyl)-8-ethyl-7-oxo-7，8-dihydropyrido[2，3-d]pyrimidin-2-yl)amino)-2-fluorophenyl)piperazine-1-carboxylate 98%