3-Chloro-6-methylpyridazine

3-氯-6-甲基哒嗪

Also known as: 6-Chloro-3-methylpyridazine, 3-methyl-6-chloropyridazine, 3-Chloro-6-methyl-1,2-diazine, 3-Chloro-6-methylpyridazine, NSC 18704, AKOS BBS-00001551, 3-Chlor-6-methyl-pyridazin, 3-Cl-6-Mepydz, MFCD00052905, Pyridazine, 3-chloro-6-methyl-

3-Chloro-6-methylpyridazine (CAS 1121-79-5) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H5ClN2 and a molecular weight of 128.56 g/mol. It is also known as 6-Chloro-3-methylpyridazine, 3-methyl-6-chloropyridazine and 3-Chloro-6-methyl-1,2-diazine. Key properties include a melting point of 50 °C, a boiling point of 257.9±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 134.7±7.4 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1121-79-5
Jingsj CID
J-1398781-7
Molecular Formula
C5H5ClN2
Chinese Name
3-氯-6-甲基哒嗪
Molecular Weight
128.56 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point50 °C
Boiling Point257.9±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point134.7±7.4 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-Chloro-6-methylpyridazine?

The CAS number of 3-Chloro-6-methylpyridazine is 1121-79-5.

What are the molecular formula and molecular weight of 3-Chloro-6-methylpyridazine?

3-Chloro-6-methylpyridazine has molecular formula C5H5ClN2 and molecular weight 128.56 g/mol.

Is 3-Chloro-6-methylpyridazine hazardous?

3-Chloro-6-methylpyridazine has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "3-Chloro-6-methylpyridazine (CAS 1121-79-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1398781-7 (accessed 2026-10-22).

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