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1,2,4,5-Tetrabromobenzene

Also known as: 1,2,4,5-TETRABROMOBENZENE, 2,3,5,6-Tetrabromobenzene, Benzene,1,2,4,5-tetrabromo-, NSC 27002, MFCD00000063, EINECS 211-253-3

1,2,4,5-Tetrabromobenzene (CAS 636-28-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H2Br4 and a molecular weight of 393.696 g/mol. Key properties include a melting point of 180-182 °C(lit.), a boiling point of 327.5±37.0 °C at 760 mmHg, a density of 2.6±0.1 g/cm3 and a flash point of 148.5±21.2 °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.
636-28-2
Jingsj CID
J-14077-9
Molecular Formula
C6H2Br4
Molecular Weight
393.696 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point180-182 °C(lit.)
Boiling Point327.5±37.0 °C at 760 mmHg
Density2.6±0.1 g/cm3
Flash Point148.5±21.2 °C
Exact Mass389.688965
LogP5.00
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.661

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation
  • H413

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 1,2,4,5-Tetrabromobenzene?

The CAS number of 1,2,4,5-Tetrabromobenzene is 636-28-2.

What are the molecular formula and molecular weight of 1,2,4,5-Tetrabromobenzene?

1,2,4,5-Tetrabromobenzene has molecular formula C6H2Br4 and molecular weight 393.696 g/mol.

Is 1,2,4,5-Tetrabromobenzene hazardous?

1,2,4,5-Tetrabromobenzene has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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

Last updated:

How to cite: Jingsj. "1,2,4,5-Tetrabromobenzene (CAS 636-28-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14077-9 (accessed 2026-11-06).

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