2-Bromostyrene
Also known as: 1-Bromo-2-vinylbenzene, 1-Bromo-2-ethenylbenzene, o-Bromostyrene, o-Bromovinylbenzene, 2-Br-styrene, 2-Bromostyrolene, styrenyl bromide, bromostyrene
2-Bromostyrene (CAS 2039-88-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H7Br and a molecular weight of 183.045 g/mol. Key properties include a melting point of 7°C, a boiling point of 209.9±9.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 86.1±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2039-88-5
- Jingsj CID
- J-1105669-2
- Molecular Formula
- C8H7Br
- Molecular Weight
- 183.045 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 7°C |
|---|---|
| Boiling Point | 209.9±9.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 86.1±0.0 °C |
| Exact Mass | 181.973099 |
| LogP | 3.47 |
| Vapor Pressure | 0.3±0.4 mmHg at 25°C |
| Refractive Index | 1.598 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2903999090 |
|---|---|
| Summary | 2903999090 halogenated derivatives of aromatic hydrocarbons 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-Bromostyrene?
The CAS number of 2-Bromostyrene is 2039-88-5.
What are the molecular formula and molecular weight of 2-Bromostyrene?
2-Bromostyrene has molecular formula C8H7Br and molecular weight 183.045 g/mol.
Is 2-Bromostyrene hazardous?
2-Bromostyrene has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 2-Bromostyrene?
For 2-Bromostyrene, Upstream Products: Methyltriphenylphosphonium iodide, 2-Bromobenzaldehyde, Methyltriphenylphosphonium bromide; Downstream Products: 1-Bromo-2-cyclopropylbenzene, 2-Vinylaniline, 2-Bromobenzamide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Bromostyrene (CAS 2039-88-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1105669-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.