2-Bromo-4-fluorobenzenesulfonyl chloride
2-溴-4-氟苯磺酰氯
Also known as: 2-bromo-4-fluoro-benzenesulfonyl chloride, 2-bromo-4-fluorobenzenesulphonyl chloride, 4-fluoro-2-bromobenzenesulfonyl chloride, Benzenesulfonyl chloride, 2-bromo-4-fluoro-, 2-Bromo-4-fluorobenzenesulfonyl chloride 97%, 2-Bromo-4-fluorobenzenesulfonyl chloride, 97.5%, MFCD03094149
2-Bromo-4-fluorobenzenesulfonyl chloride (CAS 351003-45-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H3BrClFO2S and a molecular weight of 273.507 g/mol. It is also known as 2-bromo-4-fluoro-benzenesulfonyl chloride, 2-bromo-4-fluorobenzenesulphonyl chloride and 4-fluoro-2-bromobenzenesulfonyl chloride. Key properties include a melting point of 37-39°C, a boiling point of 317.9±27.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 146.1±23.7 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 351003-45-7
- Jingsj CID
- J-44167-2
- Molecular Formula
- C6H3BrClFO2S
- Chinese Name
- 2-溴-4-氟苯磺酰氯
- Molecular Weight
- 273.507 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 37-39°C |
|---|---|
| Boiling Point | 317.9±27.0 °C at 760 mmHg |
| Density | 1.9±0.1 g/cm3 |
| Flash Point | 146.1±23.7 °C |
| Exact Mass | 271.870972 |
| PSA | 42.52000 |
| LogP | 2.82 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.573 |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2904909090 |
|---|---|
| Summary | HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-Bromo-4-fluorobenzenesulfonyl chloride?
The CAS number of 2-Bromo-4-fluorobenzenesulfonyl chloride is 351003-45-7.
What are the molecular formula and molecular weight of 2-Bromo-4-fluorobenzenesulfonyl chloride?
2-Bromo-4-fluorobenzenesulfonyl chloride has molecular formula C6H3BrClFO2S and molecular weight 273.507 g/mol.
Is 2-Bromo-4-fluorobenzenesulfonyl chloride hazardous?
2-Bromo-4-fluorobenzenesulfonyl chloride has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H314 — Causes severe skin burns and eye damage.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Bromo-4-fluorobenzenesulfonyl chloride (CAS 351003-45-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44167-2 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.