5-Bromo-6-methylpyridin-2(1H)-one
Also known as: 5-Bromo-6-methyl-2(1H)-pyridinone, 5-Bromo-6-methyl-2-pyridinol, 5-Bromo-6-methyl-2-pyridone, 3-Bromo-6-hydroxy-2-methylpyridine, 2-Hydroxy-5-bromo-6-picoline, 5-Bromo-6-methyl-1H-pyridin-2-one, 5-Bromo-6-methylpyridin-2-ol, MFCD03427653
5-Bromo-6-methylpyridin-2(1H)-one (CAS 54923-31-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6BrNO and a molecular weight of 188.022 g/mol. Key properties include a melting point of 199-203ºC(lit.), a boiling point of 314.9±37.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 144.2±26.5 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 54923-31-8
- Jingsj CID
- J-11042-9
- Molecular Formula
- C6H6BrNO
- Molecular Weight
- 188.022 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 199-203ºC(lit.) |
|---|---|
| Boiling Point | 314.9±37.0 °C at 760 mmHg |
| Density | 1.7±0.1 g/cm3 |
| Flash Point | 144.2±26.5 °C |
| Exact Mass | 186.963272 |
| PSA | 33.12000 |
| LogP | 1.08 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.598 |
| Storage Conditions | Keep Cold |
| Additional Property | Slightly soluble in water. |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H318 — Causes serious eye damage
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 5-Bromo-6-methylpyridin-2(1H)-one?
The CAS number of 5-Bromo-6-methylpyridin-2(1H)-one is 54923-31-8.
What are the molecular formula and molecular weight of 5-Bromo-6-methylpyridin-2(1H)-one?
5-Bromo-6-methylpyridin-2(1H)-one has molecular formula C6H6BrNO and molecular weight 188.022 g/mol.
Is 5-Bromo-6-methylpyridin-2(1H)-one hazardous?
5-Bromo-6-methylpyridin-2(1H)-one has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage.
What are the upstream and downstream products of 5-Bromo-6-methylpyridin-2(1H)-one?
For 5-Bromo-6-methylpyridin-2(1H)-one, Upstream Products: 2-Amino-5-bromo-6-methylpyridine, 2-Amino-6-methylpyridine, 2-Hydroxy-6-methylpyridine; Downstream Products: 2,5-Dibromo-6-methylpyridine, 2-Benzyloxy-5-bromo-6-methylpyridine, 5-Bromo-2-methoxy-6-methylpyridine.
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-Bromo-6-methylpyridin-2(1H)-one (CAS 54923-31-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11042-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.