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6-Methylpyridazin-3(2H)-one

Also known as: 3(2H)-Pyridazinone, 6-methyl-, 3-Hydroxy-6-methylpyridazine, 3-methyl-1H-pyridazin-6-one, 6-Methyl-2H-pyridazin-3-one, 6-Methyl-3(2H)-Pyridazinone, 6-methyl-3-pyridazinone, 6-methylpyridazin-3-ol, EINECS 236-367-0, MFCD00039720

6-Methylpyridazin-3(2H)-one (CAS 13327-27-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O and a molecular weight of 110.114 g/mol. Key properties include a melting point of 143-145°C, a boiling point of 310.3ºC at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 141.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13327-27-0
Jingsj CID
J-37671-6
Molecular Formula
C5H6N2O
Molecular Weight
110.114 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point143-145°C
Boiling Point310.3ºC at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point141.5ºC
Exact Mass110.048012
PSA45.75000
LogP-0.77
Vapor Pressure0.000331mmHg at 25°C
Refractive Index1.577

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 6-Methylpyridazin-3(2H)-one?

The CAS number of 6-Methylpyridazin-3(2H)-one is 13327-27-0.

What are the molecular formula and molecular weight of 6-Methylpyridazin-3(2H)-one?

6-Methylpyridazin-3(2H)-one has molecular formula C5H6N2O and molecular weight 110.114 g/mol.

What are the upstream and downstream products of 6-Methylpyridazin-3(2H)-one?

For 6-Methylpyridazin-3(2H)-one, Upstream Products: 4,5-Dihydro-6-methylpyridazin-3(2H)-one, 3-Chloro-6-methylpyridazine, Levulinic acid; Downstream Products: 6-Chloropyridazine-3-carboxylic acid, 3-Mercapto-6-methylpyridazine, 6-Hydroxy-3-pyridazinecarboxylic acid.

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

Last updated:

How to cite: Jingsj. "6-Methylpyridazin-3(2H)-one (CAS 13327-27-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37671-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.