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ChemicalBook--->CAS DataBase List--->571189-65-6

571189-65-6

571189-65-6 Structure

571189-65-6 Structure
IdentificationBack Directory
[Name]

4-[6-[(8-Cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino]pyridin-3-yl]piperazine-1-carboxylic acid tert-butyl ester
[CAS]

571189-65-6
[Synonyms]

Palbociclib-009
Palbociclib Impurity 97
6-Desacetyl-N-Boc Palbociclib
Palbociclib Impurity 15Q: What is Palbociclib Impurity 15 Q: What is the CAS Number of Palbociclib Impurity 15
4-[6-[(8-Cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino]pyridin-3-yl]piperazine-1-carboxylic acid tert-butyl ester
1-Piperazinecarboxylic acid, 4-[6-[(8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-, 1,1-dimethylethyl ester
tert-Butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate? (Palbociclib Impurity)
Palbociclib impurity 11/4-[6-[(8-Cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2- yl)amino]pyridin-3-yl]piperazine-1-carboxylic acid tert-butyl ester
[Molecular Formula]

C27H35N7O3
[MOL File]

571189-65-6.mol
[Molecular Weight]

505.61
Chemical PropertiesBack Directory
[Melting point ]

>209°C (dec.)
[Boiling point ]

691.5±65.0 °C(Predicted)
[density ]

1.284±0.06 g/cm3(Predicted)
[storage temp. ]

Refrigerator, Under inert atmosphere
[solubility ]

Chloroform (Slightly), Methanol (Slightly, Heated), Dichloromethane
[form ]

Solid
[pka]

5.24±0.10(Predicted)
[color ]

White to Off-White
Hazard InformationBack Directory
[Uses]

6-Desacetyl N-Boc Palbociclib is an impurity of Palbociclib (P139900),(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.
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