4-(Bromomethyl)benzenesulfonyl chloride
Also known as: alpha-Bromo-p-toluenesulfonyl chloride, 4-(Bromomethyl)benzenesulphonyl chloride, 4-(Bromomethylene)benzenesulfonyl chloride, 4-(Chlorosulfonyl)benzyl bromide, 4-(bromomethyl)benzene-1-sulfonyl chloride, α-Bromo-p-toluenesulfonyl chloride
4-(Bromomethyl)benzenesulfonyl chloride (CAS 66176-39-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H6BrClO2S and a molecular weight of 269.543 g/mol. Key properties include a melting point of 71-75 °C(lit.), a boiling point of 329.7±25.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 153.2±23.2 °C. It is classified under GHS with signal word Danger and hazard statements 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.
- 66176-39-4
- Jingsj CID
- J-23487-7
- Molecular Formula
- C7H6BrClO2S
- Molecular Weight
- 269.543 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 71-75 °C(lit.) |
|---|---|
| Boiling Point | 329.7±25.0 °C at 760 mmHg |
| Density | 1.7±0.1 g/cm3 |
| Flash Point | 153.2±23.2 °C |
| Exact Mass | 267.896027 |
| PSA | 42.52000 |
| LogP | 2.69 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.593 |
GHS Safety & Compliance
- 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 4-(Bromomethyl)benzenesulfonyl chloride?
The CAS number of 4-(Bromomethyl)benzenesulfonyl chloride is 66176-39-4.
What are the molecular formula and molecular weight of 4-(Bromomethyl)benzenesulfonyl chloride?
4-(Bromomethyl)benzenesulfonyl chloride has molecular formula C7H6BrClO2S and molecular weight 269.543 g/mol.
Is 4-(Bromomethyl)benzenesulfonyl chloride hazardous?
4-(Bromomethyl)benzenesulfonyl chloride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
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-(Bromomethyl)benzenesulfonyl chloride (CAS 66176-39-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23487-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.