2-chloro-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

2-氯-7-甲基-4H-吡啶并[1,2-a]嘧啶-4-酮

Also known as: 4H-Pyrido[1,2-a]pyrimidin-4-one,2-chloro-7-methyl-, 2-CHLORO-7-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE, 2-Chlor-7-methyl-4-oxo-4H-pyrido<1,2-a>pyrimidin, 2-chloro-7-methylpyrido[1,2-a]pyrimidin-4-one, F2124-0765

2-chloro-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 17326-18-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7ClN2O and a molecular weight of 194.61800 g/mol. It is also known as 4H-Pyrido[1,2-a]pyrimidin-4-one,2-chloro-7-methyl-, 2-CHLORO-7-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE and 2-Chlor-7-methyl-4-oxo-4H-pyrido<1,2-a>pyrimidin. Key properties include a boiling point of 293.2ºC at 760mmHg, a density of 1.37g/cm3 and a flash point of 131.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17326-18-0
Jingsj CID
J-1083632-3
Molecular Formula
C9H7ClN2O
Chinese Name
2-氯-7-甲基-4H-吡啶并[1,2-a]嘧啶-4-酮
Molecular Weight
194.61800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point293.2ºC at 760mmHg
Density1.37g/cm3
Flash Point131.1ºC

Frequently Asked Questions

What is the CAS number of 2-chloro-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one?

The CAS number of 2-chloro-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is 17326-18-0.

What are the molecular formula and molecular weight of 2-chloro-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one?

2-chloro-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one has molecular formula C9H7ClN2O and molecular weight 194.61800 g/mol.

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

Last updated:

How to cite: Jingsj. "2-chloro-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 17326-18-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083632-3 (accessed 2026-10-25).

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