4-Bromopyridine N-oxide
Also known as: 4-bromopyridine 1-oxide, 4-bromo-1-oxidopyridin-1-ium, 4-Bromopyridine Oxide, NSC 111282, Pyridine, 4-bromo-,1-oxide, 4-Brom-pyridin-1-oxid
4-Bromopyridine N-oxide (CAS 14248-50-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4BrNO and a molecular weight of 173.99500 g/mol. Key properties include a melting point of 163℃ (Decomposition), a boiling point of 336.2ºC at 760mmHg, a density of 1.66g/cm3 and a flash point of 157.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 14248-50-1
- Jingsj CID
- J-1351352-5
- Molecular Formula
- C5H4BrNO
- Molecular Weight
- 173.99500 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 163℃ (Decomposition) |
|---|---|
| Boiling Point | 336.2ºC at 760mmHg |
| Density | 1.66g/cm3 |
| Flash Point | 157.1ºC |
| Exact Mass | 172.94800 |
| PSA | 25.46000 |
| LogP | 1.87760 |
| Vapor Pressure | 0.000223mmHg at 25°C |
| Refractive Index | 1.59 |
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 4-Bromopyridine N-oxide?
The CAS number of 4-Bromopyridine N-oxide is 14248-50-1.
What are the molecular formula and molecular weight of 4-Bromopyridine N-oxide?
4-Bromopyridine N-oxide has molecular formula C5H4BrNO and molecular weight 173.99500 g/mol.
What are the upstream and downstream products of 4-Bromopyridine N-oxide?
For 4-Bromopyridine N-oxide, Upstream Products: 4-Bromopyridine hydrochloride, 4-Nitropyridine N-oxide, Methanol; Downstream Products: 4-Bromopyridine, 4-Methoxypyridine 1-oxide, 4-Bromopyridine-2-carbonitrile.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Bromopyridine N-oxide (CAS 14248-50-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1351352-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.