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5-Bromo-m-xylene

Also known as: 1-Bromo-3,5-dimethylbenzene, 3,5-Dimethylbromobenzene, 5-Bromo-1,3-xylene, Benzene, 1-bromo-3,5-dimethyl-, m-Xylene, 5-bromo-, 1-Brom-3,5-dimethylbenzol

5-Bromo-m-xylene (CAS 556-96-7) 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 boiling point of 206.9±9.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 87.2±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.
556-96-7
Jingsj CID
J-9441-7
Molecular Formula
C8H9Br
Molecular Weight
185.061 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point206.9±9.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point87.2±0.0 °C
Exact Mass183.988754
LogP3.91
Vapor Pressure0.3±0.4 mmHg at 25°C
Refractive Index1.544

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 5-Bromo-m-xylene?

The CAS number of 5-Bromo-m-xylene is 556-96-7.

What are the molecular formula and molecular weight of 5-Bromo-m-xylene?

5-Bromo-m-xylene has molecular formula C8H9Br and molecular weight 185.061 g/mol.

Is 5-Bromo-m-xylene hazardous?

5-Bromo-m-xylene 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 5-Bromo-m-xylene?

For 5-Bromo-m-xylene, Upstream Products: 3,5-Dimethylphenylboronic acid, 3,5-Dimethylaniline, 1-Iodo-3,5-dimethylbenzene; Downstream Products: 3,5-Dimethylphenylmagnesium bromide, 2-(3,5-Dimethylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 3,5-Dimethylphenylacetonitrile.

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

Last updated:

How to cite: Jingsj. "5-Bromo-m-xylene (CAS 556-96-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9441-7 (accessed 2026-11-09).

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