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2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane

Also known as: 2,3-Dichlorooctafluorobutane, 2,3-Dichloroperfluorobutane, 1,1,1,2,3,4,4,4-Octafluoro-2,3-dichlorobutane, 2,3-Dichloro-1,1,1,2,3,4,4,4-octafluorobutane, Butane, 2,3-dichloro-1,1,1,2,3,4,4,4-octafluoro-, NSC 76604

2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane (CAS 355-20-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4Cl2F8 and a molecular weight of 270.93600 g/mol. Key properties include a melting point of -68 °C, a boiling point of 63 °C, a density of 1.719 g/cm3 and a flash point of 62-63°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
355-20-4
Jingsj CID
J-22430-6
Molecular Formula
C4Cl2F8
Molecular Weight
270.93600 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-68 °C
Boiling Point63 °C
Density1.719 g/cm3
Flash Point62-63°C
Exact Mass269.92500
LogP3.92020
Refractive Index1.313

Customs & Trade Information

HS Code2903799090
Summary2903799090 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 2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane?

The CAS number of 2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane is 355-20-4.

What are the molecular formula and molecular weight of 2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane?

2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane has molecular formula C4Cl2F8 and molecular weight 270.93600 g/mol.

What are the upstream and downstream products of 2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane?

For 2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane, Upstream Products: Chlorotrifluoroethylene, 1,1-Dichloro-1,2,2,2-tetrafluoroethane, octafluoro-2-butene; Downstream Products: octafluoro-2-butene.

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

Last updated:

How to cite: Jingsj. "2,3-dichloro-1,1,1,2,3,4,4,4-octafluorobutane (CAS 355-20-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22430-6 (accessed 2026-11-09).

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