2,4-Dichloro-7-methylquinazoline

2,4-二氯-7-甲基喹唑啉

Also known as: 2,4-Dichloro-7-methylquinazoline, Quinazoline, 2,4-dichloro-7-methyl-, 7-Methyl-2,4-dichloroquinazoline, 2,4-Dichlor-7-methyl-chinazolin, 7-methyl-2,4-dichloroquinazoline

2,4-Dichloro-7-methylquinazoline (CAS 25171-19-1) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H10Cl2N2 and a molecular weight of 217.095 g/mol. It is also known as Quinazoline, 2,4-dichloro-7-methyl-, 7-Methyl-2,4-dichloroquinazoline and 2,4-Dichlor-7-methyl-chinazolin. Key properties include a melting point of 107°C, a boiling point of 317.9±42.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 146.1±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25171-19-1
Jingsj CID
J-1440006-5
Molecular Formula
C9H10Cl2N2
Chinese Name
2,4-二氯-7-甲基喹唑啉
Molecular Weight
217.095 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point107°C
Boiling Point317.9±42.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point146.1±27.9 °C

Frequently Asked Questions

What is the CAS number of 2,4-Dichloro-7-methylquinazoline?

The CAS number of 2,4-Dichloro-7-methylquinazoline is 25171-19-1.

What are the molecular formula and molecular weight of 2,4-Dichloro-7-methylquinazoline?

2,4-Dichloro-7-methylquinazoline has molecular formula C9H10Cl2N2 and molecular weight 217.095 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Dichloro-7-methylquinazoline (CAS 25171-19-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1440006-5 (accessed 2026-10-22).

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