| | Identification | Back Directory |  | [Name] 
 PalBociclib Impurity 23
 |  | [CAS] 
 2205035-04-5
 |  | [Synonyms] 
 PalBociclib Impurity 23
 Pyrido[2,3-d]pyrimidin-7(8H)-one, 6-acetyl-8-cyclopentyl-5-methyl-2-[[3-(1-piperazinyl)-2-pyridinyl]amino]-
 |  | [Molecular Formula] 
 C24H29N7O2
 |  | [MOL File] 
 2205035-04-5.mol
 |  | [Molecular Weight] 
 447.53
 | 
 | Hazard Information | Back Directory |  | [Uses] 
 Palbociclib Impurity A is related to the parent compound, Palbocicib (P139900) (also known as compound number PD-0332991), which is an experimental drug for the treatment of breast cancer being developed by Pfizer. It is a selective inhibitor of the cyclin-dependent kinases CDK4 and CDK6.Also, it is derived from 3-Fluoro-2-nitropyridine (F597685).
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