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1,8-Dibromooctane

Also known as: Octamethylene dibromide, Octamethylene bromide, 1,8-Dibromooctane, Octane, 1,8-dibromo-

1,8-Dibromooctane (CAS 4549-32-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H16Br2 and a molecular weight of 272.021 g/mol. Key properties include a melting point of 12-16 °C(lit.), a boiling point of 271.0±0.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 154.9±17.7 °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.
4549-32-0
Jingsj CID
J-1381927-1
Molecular Formula
C8H16Br2
Molecular Weight
272.021 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point12-16 °C(lit.)
Boiling Point271.0±0.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point154.9±17.7 °C
Exact Mass269.961853
LogP4.73
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.496

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2903399090
Summary2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,8-Dibromooctane?

The CAS number of 1,8-Dibromooctane is 4549-32-0.

What are the molecular formula and molecular weight of 1,8-Dibromooctane?

1,8-Dibromooctane has molecular formula C8H16Br2 and molecular weight 272.021 g/mol.

Is 1,8-Dibromooctane hazardous?

1,8-Dibromooctane 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 1,8-Dibromooctane?

For 1,8-Dibromooctane, Upstream Products: 1,8-Octanediol, 1,7-Octadiene, Diethyl suberate; Downstream Products: 1-hexene, Octane, octene.

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

Last updated:

How to cite: Jingsj. "1,8-Dibromooctane (CAS 4549-32-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1381927-1 (accessed 2026-11-07).

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