1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane

Also known as: 1,8-DIIODO-3,3,4,4,5,5,6,6-OCTAFLUOROOCTANE, 3,3,4,4,5,5,6,6-Octafluoro-1,8-diiodooctane, 1,8-Diiodo-1H,1H,2H,2H,7H,7H,8H,8H-perfluorooctane, Octane, 3,3,4,4,5,5,6,6-octafluoro-1,8-diiodo-, MFCD00153129

1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane (CAS 2681-00-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H8F8I2 and a molecular weight of 509.94500 g/mol. Key property: a melting point of 91-93â„ƒ. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2681-00-7
Jingsj CID: J-1559694-8
Molecular Formula: C₈H₈F₈I₂
Molecular Weight: 509.94500 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	91-93â„ƒ
Exact Mass	509.85900
LogP	5.17780

Customs & Trade Information

HS Code	2903799090
Summary	2903799090 halogenated derivatives of acyclic hydrocarbons containing two or more different halogens。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane?

The CAS number of 1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane is 2681-00-7.

What are the molecular formula and molecular weight of 1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane?

1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane has molecular formula C8H8F8I2 and molecular weight 509.94500 g/mol.

What are the upstream and downstream products of 1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane?

For 1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane, Upstream Products: 1,4-Diiodooctafluorobutane; Downstream Products: Octafluoroadipic acid, 1,4-Divinyloctafluorobutane, 3,3,4,4,5,5,6,6-octafluorooctan-1,8-diol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,8-Diiodo-3,3,4,4,5,5,6,6-octafluorooctane (CAS 2681-00-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1559694-8 (accessed 2026-11-09).

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