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Heptafluorobenzyl iodide

Also known as: 1-[difluoro(iodo)methyl]-2,3,4,5,6-pentafluorobenzene, alpha,alpha,2,3,4,5,6-Heptafluoro-alpha-iodotoluene, perfluorobenzyl iodide, Pentafluoro(difluoroiodomethyl)benzene

Heptafluorobenzyl iodide (CAS 79865-03-5) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C7F7I and a molecular weight of 343.96800 g/mol. Key properties include a boiling point of 153 °C(lit.), a density of 2.185 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
79865-03-5
Jingsj CID
J-26572-2
Molecular Formula
C7F7I
Molecular Weight
343.96800 g/mol
Category
Organohalogen Compounds
Last updated
11/3/2026

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Physicochemical Properties

Boiling Point153 °C(lit.)
Density2.185 g/mL at 25 °C(lit.)
Flash Point>110.0 °C
Exact Mass343.89300
LogP3.86640
Refractive Indexn20/D 1.47(lit.)

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

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 Heptafluorobenzyl iodide?

The CAS number of Heptafluorobenzyl iodide is 79865-03-5.

What are the molecular formula and molecular weight of Heptafluorobenzyl iodide?

Heptafluorobenzyl iodide has molecular formula C7F7I and molecular weight 343.96800 g/mol.

Is Heptafluorobenzyl iodide hazardous?

Heptafluorobenzyl iodide has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

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

Last updated:

How to cite: Jingsj. "Heptafluorobenzyl iodide (CAS 79865-03-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26572-2 (accessed 2026-11-07).

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