2-(Chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one

2-(氯甲基)-4H-吡啶并[1,2-a]嘧啶-4-酮

Also known as: 2-(CHLOROMETHYL)-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE, 2-(chloromethyl)-4-pyrido[2,1-b]pyrimidinone, 2-(chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one(SALTDATA: FREE), 2-(chloromethyl)pyrido[2,1-b]pyrimidin-4-one, 2-ChloroMethyl-pyrido[1,2-a]pyriMidin-4-one, 4H-Pyrido[1,2-a]pyriMidin-4-one,2-(chloroMethyl)-, 4H-Pyrido[1,2-a]pyrimidin-4-one, 2-(chloromethyl)-, Albb-006642

2-(Chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 16867-35-9) 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 194.618 g/mol. It is also known as 2-(CHLOROMETHYL)-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE, 2-(chloromethyl)-4-pyrido[2,1-b]pyrimidinone and 2-(chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one(SALTDATA: FREE). Key properties include a boiling point of 319.2±44.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 146.8±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16867-35-9
Jingsj CID
J-1504931-3
Molecular Formula
C9H7ClN2O
Chinese Name
2-(氯甲基)-4H-吡啶并[1,2-a]嘧啶-4-酮
Molecular Weight
194.618 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point319.2±44.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point146.8±28.4 °C

Frequently Asked Questions

What is the CAS number of 2-(Chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one?

The CAS number of 2-(Chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one is 16867-35-9.

What are the molecular formula and molecular weight of 2-(Chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one?

2-(Chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one has molecular formula C9H7ClN2O and molecular weight 194.618 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(Chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 16867-35-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1504931-3 (accessed 2026-10-25).

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