![6-乙酰基-8-环戊基-5-甲基-2-((5-(4-甲基哌嗪-1-基)吡啶-2-基)氨基)吡啶并[2，3-d]嘧啶-7(8H)-酮(帕布昔利布杂质)](/static/images/placeholder.svg)
6-乙酰基-8-环戊基-5-甲基-2-((5-(4-甲基哌嗪-1-基)吡啶-2-基)氨基)吡啶并[2，3-d]嘧啶-7(8H)-酮(帕布昔利布杂质)
6-Acetyl-8-cyclopentyl-5-methyl-2-((5-(4-methylpiperazin-1-yl)pyridin-2-yl)amino)pyrido[2，3-d]pyrimidin-7(8H)-one(PalbociclibImpurity)
6-乙酰基-8-环戊基-5-甲基-2-((5-(4-甲基哌嗪-1-基)吡啶-2-基)氨基)吡啶并[2，3-d]嘧啶-7(8H)-酮(帕布昔利布杂质) 98%