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1,6-diiodohexane

Also known as: Hexamethylene diiodide, 1,6-Diiodohexane (stabilized with Copper chip), Hexane,1,6-diiodo-, 1,6-DIIODOHEXANE

1,6-diiodohexane (CAS 629-09-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H12I2 and a molecular weight of 337.96800 g/mol. Key properties include a melting point of 9-10 °C, a boiling point of 141-142 °C (10 mmHg), a density of 2.052 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.
629-09-4
Jingsj CID
J-44709-6
Molecular Formula
C6H12I2
Molecular Weight
337.96800 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point9-10 °C
Boiling Point141-142 °C (10 mmHg)
Density2.052
Flash Point>110°C
Exact Mass337.90300
LogP3.41680
Refractive Index1.5852-1.5872

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 1,6-diiodohexane?

The CAS number of 1,6-diiodohexane is 629-09-4.

What are the molecular formula and molecular weight of 1,6-diiodohexane?

1,6-diiodohexane has molecular formula C6H12I2 and molecular weight 337.96800 g/mol.

Is 1,6-diiodohexane hazardous?

1,6-diiodohexane 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 1,6-diiodohexane?

For 1,6-diiodohexane, Upstream Products: 1,6-Dibromohexane, Oxepane, 1,6-Hexanediol; Downstream Products: Dodecane, N-hexane, n-Octadecane.

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

Last updated:

How to cite: Jingsj. "1,6-diiodohexane (CAS 629-09-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44709-6 (accessed 2026-11-09).

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