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1-Bromo-2-ethylbenzene

Also known as: 2-Bromoethylbenzene, o-Bromoethylbenzene, 2-Ethylbromobenzene, 1-Ethyl-2-bromobenzene, o-Ethylbromobenzene

1-Bromo-2-ethylbenzene (CAS 1973-22-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H9Br and a molecular weight of 185.061 g/mol. Key properties include a melting point of -56 °C, a boiling point of 199.9±9.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 71.1±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.
1973-22-4
Jingsj CID
J-45513-0
Molecular Formula
C8H9Br
Molecular Weight
185.061 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-56 °C
Boiling Point199.9±9.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point71.1±0.0 °C
Exact Mass183.988754
LogP3.98
Vapor Pressure0.5±0.4 mmHg at 25°C
Refractive Index1.541

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2903999090
Summary2903999090 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 1-Bromo-2-ethylbenzene?

The CAS number of 1-Bromo-2-ethylbenzene is 1973-22-4.

What are the molecular formula and molecular weight of 1-Bromo-2-ethylbenzene?

1-Bromo-2-ethylbenzene has molecular formula C8H9Br and molecular weight 185.061 g/mol.

Is 1-Bromo-2-ethylbenzene hazardous?

1-Bromo-2-ethylbenzene 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 1-Bromo-2-ethylbenzene?

For 1-Bromo-2-ethylbenzene, Upstream Products: 2-Bromostyrene, ether, 2-Ethylaniline; Downstream Products: 2-Ethylbenzonitrile, 1-(2-ETHYLPHENYL)PIPERAZINE, (2-Ethylphenyl)boronic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1-Bromo-2-ethylbenzene (CAS 1973-22-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45513-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.