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1,4-Diiodotetrafluorobenzene

Also known as: 1,2,4,5-Tetrafluoro-3,6-diiodobenzene, 1,4-Diiodo-2,3,5,6-tetrafluorobenzene, Tetrafluoro-1,4-diiodobenzene, 3,6-Diiodo-1,2,4,5-tetrafluorobenzene, Benzene, 1,2,4,5-tetrafluoro-3,6-diiodo-, p-Diiodoperfluorobenzene, Perfluoro-1,4-diiodobenzene, Tetrafluoro-1,4-phenylene diiodide

1,4-Diiodotetrafluorobenzene (CAS 392-57-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6F4I2 and a molecular weight of 401.867 g/mol. Key properties include a melting point of 108-110°C, a boiling point of 252.4±35.0 °C at 760 mmHg, a density of 2.7±0.1 g/cm3 and a flash point of 101.8±13.1 °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.
392-57-4
Jingsj CID
J-22406-6
Molecular Formula
C6F4I2
Molecular Weight
401.867 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point108-110°C
Boiling Point252.4±35.0 °C at 760 mmHg
Density2.7±0.1 g/cm3
Flash Point101.8±13.1 °C
Exact Mass401.802521
LogP4.02
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.608

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2903999090
Summary2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

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

The CAS number of 1,4-Diiodotetrafluorobenzene is 392-57-4.

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

1,4-Diiodotetrafluorobenzene has molecular formula C6F4I2 and molecular weight 401.867 g/mol.

Is 1,4-Diiodotetrafluorobenzene hazardous?

1,4-Diiodotetrafluorobenzene 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-Diiodotetrafluorobenzene?

For 1,4-Diiodotetrafluorobenzene, Upstream Products: 1,2,4,5-Tetrafluorobenzene, Sulfur trioxide, molecular iodine; Downstream Products: 1,2,4,5-Tetrafluorobenzene.

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-Diiodotetrafluorobenzene (CAS 392-57-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22406-6 (accessed 2026-11-09).

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