4-Bromo-2-fluoropyridine
Also known as: 4-Bromo-2-fluoropyridine, 2-Fluoro-4-bromopyridine, 4-Bromo-2-fluorpyridine, Pyridine, 4-bromo-2-fluoro-
4-Bromo-2-fluoropyridine (CAS 128071-98-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3BrFN and a molecular weight of 175.99 g/mol. Key properties include a boiling point of 195.9±20.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 72.3±21.8 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 128071-98-7
- Jingsj CID
- J-23259-7
- Molecular Formula
- C5H3BrFN
- Molecular Weight
- 175.99 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 195.9±20.0 °C at 760 mmHg |
|---|---|
| Density | 1.7±0.1 g/cm3 |
| Flash Point | 72.3±21.8 °C |
| Exact Mass | 174.943283 |
| PSA | 12.89000 |
| LogP | 1.64 |
| Vapor Pressure | 0.6±0.4 mmHg at 25°C |
| Refractive Index | 1.534 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H318 — Causes serious eye damage
- H335 — May cause respiratory irritation
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-Bromo-2-fluoropyridine?
The CAS number of 4-Bromo-2-fluoropyridine is 128071-98-7.
What are the molecular formula and molecular weight of 4-Bromo-2-fluoropyridine?
4-Bromo-2-fluoropyridine has molecular formula C5H3BrFN and molecular weight 175.99 g/mol.
Is 4-Bromo-2-fluoropyridine hazardous?
4-Bromo-2-fluoropyridine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.
What are the upstream and downstream products of 4-Bromo-2-fluoropyridine?
For 4-Bromo-2-fluoropyridine, Upstream Products: 3-Bromo-2-fluoropyridine, 2-Fluoropyridine; Downstream Products: 2-Fluoropyridine-4-boronic acid, 7-Bromo-[1,2,4]triazolo[4,3-a]pyridine, 4-Bromo-2-hydrazinylpyridine.
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-Bromo-2-fluoropyridine (CAS 128071-98-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23259-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.