6-Bromo-2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one

6-溴-2-氯-8-环戊基-5-甲基-吡啶并[2,3-d]嘧啶-7(8H)-酮

Also known as: 6-Bromo-2-chloro-8-cyclopentyl-5-methyl-8H-pyrido[2,3-d]pyrimidin-7-one, Palbociclib intermediate, Palbociclib-015, PALBOCICLIB-PB3, Pyrido[2,3-d]pyrimidin-7(8H)-one, 6-bromo-2-chloro-8-cyclopentyl-5-methyl-

6-Bromo-2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one (CAS 1016636-76-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H13BrClN3O and a molecular weight of 342.619 g/mol. It is also known as 6-Bromo-2-chloro-8-cyclopentyl-5-methyl-8H-pyrido[2,3-d]pyrimidin-7-one, Palbociclib intermediate and Palbociclib-015. Key properties include a boiling point of 468.4±45.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 237.1±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1016636-76-2

Jingsj CID

J-1019020-3

Molecular Formula

C₁₃H₁₃BrClN₃O

Chinese Name

6-溴-2-氯-8-环戊基-5-甲基-吡啶并[2,3-d]嘧啶-7(8H)-酮

Molecular Weight

342.619 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026