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1,4-Dibromopentane

Also known as: 1,4-Dibrompentan, pentane, 1,4-dibromo-, (RS)-1,4-Dibromopentane, NSC 8753

1,4-Dibromopentane (CAS 626-87-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H10Br2 and a molecular weight of 229.94100 g/mol. Key properties include a melting point of −34.4 °C(lit.), a boiling point of 98-99 °C25 mm Hg(lit.), a density of 1.687 g/mL at 25 °C(lit.) and a flash point of >110°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 Nov 3, 2026.

CAS No.
626-87-9
Jingsj CID
J-30072-1
Molecular Formula
C5H10Br2
Molecular Weight
229.94100 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point−34.4 °C(lit.)
Boiling Point98-99 °C25 mm Hg(lit.)
Density1.687 g/mL at 25 °C(lit.)
Flash Point>110°C
Exact Mass227.91500
LogP2.94490
Refractive Indexn20/D 1.508

GHS Safety & Compliance

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

Frequently Asked Questions

What is the CAS number of 1,4-Dibromopentane?

The CAS number of 1,4-Dibromopentane is 626-87-9.

What are the molecular formula and molecular weight of 1,4-Dibromopentane?

1,4-Dibromopentane has molecular formula C5H10Br2 and molecular weight 229.94100 g/mol.

Is 1,4-Dibromopentane hazardous?

1,4-Dibromopentane 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 1,4-Dibromopentane?

For 1,4-Dibromopentane, Upstream Products: 2-Methyltetrahydrofuran, Cyclopropane, ethyl-, 4-Penten-1-ol; Downstream Products: 1,3-Pentadiene, Pent-1-ene, Pentane.

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

Last updated:

How to cite: Jingsj. "1,4-Dibromopentane (CAS 626-87-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30072-1 (accessed 2026-11-09).

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