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5-Iodo-2-furancarboxaldehyde

Also known as: 5-Iodo-2-furaldehyde, 5-Iodofurfural, 5-Iodofuran-2-carbaldehyde, 5-Iodofuran-2-carboxaldehyde, 5-Iodo-2-furancarboxaldehyde, 5-Iodofurancarboxaldehyde, 5-Iodo-2-furaldehdye, 5-iodo-furan-2-carbaldehyde, 5-iodofuran-2-carbaldehyde, 2-Formyl-5-iodofuran, 2-Furaldehyde, 5-iodo-

5-Iodo-2-furancarboxaldehyde (CAS 2689-65-8) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H3IO2 and a molecular weight of 221.98100 g/mol. Key properties include a melting point of 125-128 °C(lit.), a boiling point of 274.5ºC at 760 mmHg, a density of 2.094 g/cm3 and a flash point of 119.8ºC. 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.
2689-65-8
Jingsj CID
J-30543-1
Molecular Formula
C5H3IO2
Molecular Weight
221.98100 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point125-128 °C(lit.)
Boiling Point274.5ºC at 760 mmHg
Density2.094 g/cm3
Flash Point119.8ºC
Exact Mass221.91800
PSA30.21000
LogP1.69670
Vapor Pressure0.0054mmHg at 25°C
Refractive Index1.64

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2932190090
Summary2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-Iodo-2-furancarboxaldehyde?

The CAS number of 5-Iodo-2-furancarboxaldehyde is 2689-65-8.

What are the molecular formula and molecular weight of 5-Iodo-2-furancarboxaldehyde?

5-Iodo-2-furancarboxaldehyde has molecular formula C5H3IO2 and molecular weight 221.98100 g/mol.

Is 5-Iodo-2-furancarboxaldehyde hazardous?

5-Iodo-2-furancarboxaldehyde 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 5-Iodo-2-furancarboxaldehyde?

For 5-Iodo-2-furancarboxaldehyde, Upstream Products: 5-Bromo-2-furaldehyde, Furfural; Downstream Products: Methyl 4-(5-formylfuran-2-yl)benzoate, 5-(3-Chlorophenyl)-2-furaldehyde, 5-(4-Chlorophenyl)furan-2-carbaldehyde.

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

Last updated:

How to cite: Jingsj. "5-Iodo-2-furancarboxaldehyde (CAS 2689-65-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30543-1 (accessed 2026-11-09).

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