3,4-Dichloro-2-methylpyridine

3,4-二氯-2-甲基吡啶

Also known as: 3,4-Dichloro-2-Picoline, 2-methyl-3,4-dichloropyridine, 3,4-dichloro-2-methyl-pyridine, 3,4-bis(chloranyl)-2-methyl-pyridine, Pyridine, 3,4-dichloro-2-methyl-

3,4-Dichloro-2-methylpyridine (CAS 103949-58-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5Cl2N and a molecular weight of 162.01700 g/mol. It is also known as 3,4-Dichloro-2-Picoline, 2-methyl-3,4-dichloropyridine and 3,4-dichloro-2-methyl-pyridine. Key properties include a boiling point of 194.717ºC at 760 mmHg, a density of 1.319 g/cm3 and a flash point of 89.214ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103949-58-2
Jingsj CID
J-1500136-6
Molecular Formula
C6H5Cl2N
Chinese Name
3,4-二氯-2-甲基吡啶
Molecular Weight
162.01700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point194.717ºC at 760 mmHg
Density1.319 g/cm3
Flash Point89.214ºC

Frequently Asked Questions

What is the CAS number of 3,4-Dichloro-2-methylpyridine?

The CAS number of 3,4-Dichloro-2-methylpyridine is 103949-58-2.

What are the molecular formula and molecular weight of 3,4-Dichloro-2-methylpyridine?

3,4-Dichloro-2-methylpyridine has molecular formula C6H5Cl2N and molecular weight 162.01700 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4-Dichloro-2-methylpyridine (CAS 103949-58-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500136-6 (accessed 2026-10-22).

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