| 1 | 571189-51-0 | 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) | Palbociclib Impurity 87 | C25H31N7O2
| 帕布昔利布;杂质对照品;对照品-杂质对照品 | |
| 2 | | N-(4-(4-diethylamino-1-methylbutylamino)quinolin-6-yl)-4-azido-2-hydroxybenzamide | N-(4-(4-diethylamino-1-methylbutylamino)quinolin-6-yl)-4-azido-2-hydroxybenzamide | C25H31N7O2
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| 3 | 2624141-94-0 | Pyrido[2,3-d]pyrimidin-7(8H)-one, 6-acetyl-8-cyclohexyl-5-methyl-2-[[5-(1-piperazinyl)-2-pyridinyl]amino]- | Pyrido[2,3-d]pyrimidin-7(8H)-one, 6-acetyl-8-cyclohexyl-5-methyl-2-[[5-(1-piperazinyl)-2-pyridinyl]amino]- | C25H31N7O2
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| 4 | 571191-21-4 | 羟乙磺酸达尔西利杂质79 | Pyrido[2,3-d]pyrimidin-7(8H)-one, 6-acetyl-8-cyclopentyl-5-methyl-2-[[6-methyl-5-(1-piperazinyl)-2-pyridinyl]amino]- | C25H31N7O2
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