![4-(6-((6-乙酰基-8-环戊基-5-甲基-7-氧代-7，8-二氢吡啶并[2，3-d]嘧啶-2-基)氨基)吡啶-3-基)哌嗪-1-甲醛(帕博西尼杂质)](/static/images/placeholder.svg)
4-(6-((6-乙酰基-8-环戊基-5-甲基-7-氧代-7，8-二氢吡啶并[2，3-d]嘧啶-2-基)氨基)吡啶-3-基)哌嗪-1-甲醛(帕博西尼杂质)
4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7，8-dihydropyrido[2，3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carbaldehyde(PalbociclibImpurity)
4-(6-((6-乙酰基-8-环戊基-5-甲基-7-氧代-7，8-二氢吡啶并[2，3-d]嘧啶-2-基)氨基)吡啶-3-基)哌嗪-1-甲醛(帕博西尼杂质) 97%