6-Chloro-3-methylpyrido[3,4-d]pyrimidin-4(3H)-one

6-氯-3-甲基吡啶并[3,4-d]嘧啶-4(3H)-酮

Also known as: 6-chloro-3-methylpyrido[3,4-d]pyrimidin-4-one, Pyrido[3,4-d]pyrimidin-4(3H)-one, 6-chloro-3-methyl-

6-Chloro-3-methylpyrido[3,4-d]pyrimidin-4(3H)-one (CAS 878743-46-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6ClN3O and a molecular weight of 195.606 g/mol. It is also known as 6-chloro-3-methylpyrido[3,4-d]pyrimidin-4-one and Pyrido[3,4-d]pyrimidin-4(3H)-one, 6-chloro-3-methyl-. Key properties include a boiling point of 383.3±52.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 185.6±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
878743-46-5
Jingsj CID
J-1524825-7
Molecular Formula
C8H6ClN3O
Chinese Name
6-氯-3-甲基吡啶并[3,4-d]嘧啶-4(3H)-酮
Molecular Weight
195.606 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point383.3±52.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point185.6±30.7 °C

Frequently Asked Questions

What is the CAS number of 6-Chloro-3-methylpyrido[3,4-d]pyrimidin-4(3H)-one?

The CAS number of 6-Chloro-3-methylpyrido[3,4-d]pyrimidin-4(3H)-one is 878743-46-5.

What are the molecular formula and molecular weight of 6-Chloro-3-methylpyrido[3,4-d]pyrimidin-4(3H)-one?

6-Chloro-3-methylpyrido[3,4-d]pyrimidin-4(3H)-one has molecular formula C8H6ClN3O and molecular weight 195.606 g/mol.

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

Last updated:

How to cite: Jingsj. "6-Chloro-3-methylpyrido[3,4-d]pyrimidin-4(3H)-one (CAS 878743-46-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524825-7 (accessed 2026-10-25).

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