ChemicalBook > CAS DataBase List > 4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester

4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester

Product Name
4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester
CAS No.
1941177-45-2
Chemical Name
4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester
Synonyms
Palbociclib-020;Palbociclib Impurity 50;1-Piperazinecarboxylic acid, 4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-, 1,1-dimethylethyl ester;4-?[6-?[(8-?Cyclopentyl-?6-?ethenyl-?7,?8-?dihydro-?5-?methyl-?7-?oxopyrido[2,?3-?d]?pyrimidin-?2-?yl)?amino]?-?3-?pyridinyl]?-1-?Piperazinecarboxylic Acid 1,?1-?Dimethylethyl Ester
CBNumber
CB83154856
Molecular Formula
C29H37N7O3
Formula Weight
531.65
MOL File
1941177-45-2.mol
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4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester Property

Melting point:
>220°C (dec.)
storage temp. 
Amber Vial, -20°C Freezer, Under inert atmosphere
solubility 
Dichloromethane (Slightly, Heated), DMSO (Slightly, Heated, Sonicated)
form 
Solid
color 
Light Yellow to Dark Beige
Stability:
Light Sensitive
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TRC
Product number
C992563
Product name
4-​[6-​[(8-​Cyclopentyl-​6-​ethenyl-​7,​8-​dihydro-​5-​methyl-​7-​oxopyrido[2,​3-​d]​pyrimidin-​2-​yl)​amino]​-​3-​pyridinyl]​-1-​PiperazinecarboxylicAcid1,​1-​DimethylethylEster
Packaging
1mg
Price
$165
Updated
2021/12/16
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4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester Chemical Properties,Usage,Production

Uses

4-?[6-?[(8-?Cyclopentyl-?6-?ethenyl-?7,?8-?dihydro-?5-?methyl-?7-?oxopyrido[2,?3-?d]?pyrimidin-?2-?yl)?amino]?-?3-?pyridinyl]?-1-?Piperazinecarboxylic Acid 1,?1-?Dimethylethyl Ester is an impurity of Palbociclib (P139900) 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.

4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester Preparation Products And Raw materials

Raw materials

Preparation Products

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4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester Suppliers

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1941177-45-2, 4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl esterRelated Search:

Palbociclib Impurity 36 PalBociclib Impurity 27 Palbociclib-007 tert-Butyl 4-(2-nitropyridin-3-yl)piperazine-1-carboxylate Palbociclib 4-[6-(6-BROMO-8-CYCLOPENTYL-5-METHYL-7-OXO-7,8-DIHYDRO-PYRIDO[2,3-D]PYRIMIDIN-2-YLAMINO)-PYRIDIN-3-YL]-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER Palbociclib-029 8-cyclopentyl-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)-6-vinylpyrido[2,3-d]pyrimidin-7(8H)-one Pyrido[2,3-d]pyriMidin-7(8H)-one, 8-cyclopentyl-5-Methyl-2-[[5-(1-piperazinyl)-2-pyridinyl]aMino]- Phosphine oxide, tris (2-methylphenyl)- Palbociclib-030 tert-butyl 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-carboxylate 1-Piperazinecarboxylic acid, 4-(2-aMino-3-pyridinyl)-, 1,1-diMethylethyl ester 5-(piperazin-1-yl)pyridin-2-aMine Palbociclib-012 6-broMo-2-chloro-8-cyclopentyl-5-Methylpyrido[2,3-d]pyriMidin-7(8H)-one PD 0332991 HCl 5-bromo-4-chloro-N-cyclopentylpyrimidin-2-amine

  • Palbociclib Impurity 50
  • Palbociclib-020
  • 1-Piperazinecarboxylic acid, 4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-, 1,1-dimethylethyl ester
  • 4-?[6-?[(8-?Cyclopentyl-?6-?ethenyl-?7,?8-?dihydro-?5-?methyl-?7-?oxopyrido[2,?3-?d]?pyrimidin-?2-?yl)?amino]?-?3-?pyridinyl]?-1-?Piperazinecarboxylic Acid 1,?1-?Dimethylethyl Ester
  • 1941177-45-2