5-Methyl-3(2H)-pyridazinone
Also known as: 5-Methylpyridazin-3-ol, 3-Hydroxy-5-methylpyridazine, 5-Methylpyridazin-3(2H)-one, 3(2H)-Pyridazinone, 5-methyl-, 3-Hydroxy-5-methyl-pyridazine, 5-Methyl-2H-pyridazin-3-one, 3-Methyl-5,6-diaza-2,4-cyclohexadien-1-one, 4-methyl-1H-pyridazin-6-one, Nsc300284
5-Methyl-3(2H)-pyridazinone (CAS 54709-94-3) 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 property: a density of 1.2±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 54709-94-3
- Jingsj CID
- J-21320-7
- Molecular Formula
- C5H6N2O
- Molecular Weight
- 110.114 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Exact Mass | 110.048012 |
| PSA | 45.75000 |
| LogP | -0.07 |
| Refractive Index | 1.577 |
| Storage Conditions | 2-8°C |
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. 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 5-Methyl-3(2H)-pyridazinone?
The CAS number of 5-Methyl-3(2H)-pyridazinone is 54709-94-3.
What are the molecular formula and molecular weight of 5-Methyl-3(2H)-pyridazinone?
5-Methyl-3(2H)-pyridazinone has molecular formula C5H6N2O and molecular weight 110.114 g/mol.
What are the upstream and downstream products of 5-Methyl-3(2H)-pyridazinone?
For 5-Methyl-3(2H)-pyridazinone, Upstream Products: 5-hydroxy-4-methylfuran-2(5H)-one, 3,6-Dichloro-4-methylpyridazine, 6-Chloro-5-methylpyridazin-3(2H)-one; Downstream Products: 3-Chloro-5-methylpyridazine, 6-oxo-1,6-dihydropyridazine-4-carboxylic acid, 4-Methylpyridazine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Methyl-3(2H)-pyridazinone (CAS 54709-94-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21320-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.