4,5-Dichloro-3(2H)-pyridazinone
4,5-二氯哒嗪-3(2H)-酮
Also known as: 4,5-dichloropyridazin-3(2H)-one, 4,5-dichloro-2,3-dihydropyridazin-3-one, 4,5-dichloropyridazin-3-ol, 4,5-dichloro-3-pyridazinol, 3(2H)-Pyridazinone, 4,5-dichloro-, 4,5-dichloro-1H-pyridazin-6-one
- CAS No.
- 932-22-9
- Jingsj CID
- J-1357773-3
- Molecular Formula
- C4H2Cl2N2O
- Chinese Name
- 4,5-二氯哒嗪-3(2H)-酮
- Molecular Weight
- 164.977 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 204-206 °C(lit.) |
|---|---|
| Boiling Point | 339.2ºC at 760 mmHg |
| Density | 1.8±0.1 g/cm3 |
| Flash Point | 159ºC |
GHS Safety & Compliance
IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of 4,5-Dichloro-3(2H)-pyridazinone?
932-22-9
What are the molecular formula and molecular weight of 4,5-Dichloro-3(2H)-pyridazinone?
C4H2Cl2N2O, molecular weight 164.977 g/mol
Is 4,5-Dichloro-3(2H)-pyridazinone hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026