Palbociclib Impurity E

帕布昔利布杂质E

Also known as: 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, 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, Pyrido[2,3-d]pyrimidin-7(8H)-one, 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-[[5-(1-piperazinyl)-2-pyridinyl]amino]-

Palbociclib Impurity E (CAS 1376615-91-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C24H31N7O2 and a molecular weight of 449.54864 g/mol. It is also known as 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 and Palbociclib Impurity 40. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1376615-91-6
Jingsj CID: J-1389923-5
Molecular Formula: C₂₄H₃₁N₇O₂
Chinese Name: 帕布昔利布杂质E
Molecular Weight: 449.54864 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Palbociclib Impurity E?

The CAS number of Palbociclib Impurity E is 1376615-91-6.

What are the molecular formula and molecular weight of Palbociclib Impurity E?

Palbociclib Impurity E has molecular formula C24H31N7O2 and molecular weight 449.54864 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Palbociclib Impurity E (CAS 1376615-91-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1389923-5 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.