3,5-dibromo-4-methylpyridin-2(1H)-one
Also known as: 3,5-dibromo-2-hydroxy-4-methylpyridine, 3,5-dibromo-2-hydroxy-4-picoline, 3,5-dibromo-4-methyl-2(1H)-pyridone, 3,5-dibromo-4-methylpyridin-2-ol, 2-hydroxy-3,5-dibromo-4-picoline, 3,5-dibromo-4-methyl-1H-pyridin-2-one, 2(1H)-Pyridinone, 3,5-dibromo-4-methyl-, 2-pyridinol, 3,5-dibromo-4-methyl-, 3,5-dibromo-4-methyl-2-pyridinone
3,5-dibromo-4-methylpyridin-2(1H)-one (CAS 89581-53-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5Br2NO and a molecular weight of 266.918 g/mol. Key properties include a boiling point of 327.1±37.0 °C at 760 mmHg, a density of 2.1±0.1 g/cm3 and a flash point of 151.6±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 89581-53-3
- Jingsj CID
- J-1494633-9
- Molecular Formula
- C6H5Br2NO
- Molecular Weight
- 266.918 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 327.1±37.0 °C at 760 mmHg |
|---|---|
| Density | 2.1±0.1 g/cm3 |
| Flash Point | 151.6±26.5 °C |
| Exact Mass | 264.873779 |
| PSA | 33.12000 |
| LogP | 2.27 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.635 |
Customs & Trade Information
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. 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 3,5-dibromo-4-methylpyridin-2(1H)-one?
The CAS number of 3,5-dibromo-4-methylpyridin-2(1H)-one is 89581-53-3.
What are the molecular formula and molecular weight of 3,5-dibromo-4-methylpyridin-2(1H)-one?
3,5-dibromo-4-methylpyridin-2(1H)-one has molecular formula C6H5Br2NO and molecular weight 266.918 g/mol.
What are the upstream and downstream products of 3,5-dibromo-4-methylpyridin-2(1H)-one?
For 3,5-dibromo-4-methylpyridin-2(1H)-one, Upstream Products: 2-Hydroxy-4-methylpyridine; Downstream Products: 3-bromo-4-methylpyridin-2-ol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,5-dibromo-4-methylpyridin-2(1H)-one (CAS 89581-53-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494633-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.