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 |  | 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one Basic information |  
 | Product Name: | 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one |  | Synonyms: | 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one;4-[6-(8-Cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester;Palbociclib Impurity E;Palbociclib impurity 29/8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one;Palbociclib-6;Palbociclib Impurity 40;Palbociclib 1-?Hydroxyethyl;Pyrido[2,3-d]pyrimidin-7(8H)-one, 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-[[5-(1-piperazinyl)-2-pyridinyl]amino]- |  | CAS: | 1376615-91-6 |  | MF: | C24H31N7O2 |  | MW: | 449.55 |  | EINECS: |  |  | Product Categories: |  |  | Mol File: | 1376615-91-6.mol |  ![8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one Structure](CAS/20180629/GIF/1376615-91-6.gif)  |  
  
 |  | 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one Chemical Properties |  
  
 |  | 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one Usage And Synthesis |  
 | Uses | Palbociclib 1-?Hydroxyethyl is an impurity of Palbociclib(P139900). Palbociclib (also known as compound number PD-0332991) 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. |  
  
 |  | 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one Preparation Products And Raw materials |  
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