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1-Iodoundecane

Also known as: 1-iodoundecane, undecyl iodide, n-undecyl iodide, undecane, 1-iodo-, 1-iodo-undecane, 1-iodoundecane, stabilized with copper

1-Iodoundecane (CAS 4282-44-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H23I and a molecular weight of 282.20500 g/mol. Key properties include a melting point of 2°C, a boiling point of 125-130 °C5 mm Hg(lit.), a density of 1.22 g/mL at 25 °C(lit.) and a flash point of >110.0 °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 Nov 3, 2026.

CAS No.
4282-44-4
Jingsj CID
J-1498606-2
Molecular Formula
C11H23I
Molecular Weight
282.20500 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point2°C
Boiling Point125-130 °C5 mm Hg(lit.)
Density1.22 g/mL at 25 °C(lit.)
Flash Point>110.0 °C
Exact Mass282.08400
LogP4.95220
Refractive Indexn20/D 1.4849(lit.)

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-Iodoundecane?

The CAS number of 1-Iodoundecane is 4282-44-4.

What are the molecular formula and molecular weight of 1-Iodoundecane?

1-Iodoundecane has molecular formula C11H23I and molecular weight 282.20500 g/mol.

Is 1-Iodoundecane hazardous?

1-Iodoundecane 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-Iodoundecane?

For 1-Iodoundecane, Upstream Products: 1-Undecanol, dodecanal dimethyl acetal, Dodecanal; Downstream Products: Undecane, 1-(undecyloxy)-, Undecane, Tributyltin iodide.

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-Iodoundecane (CAS 4282-44-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498606-2 (accessed 2026-11-09).

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