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2,3-Dichloro-1,1,1,4,4,4-hexafluoro-2-butene

BGC Id:	500288437675
CAS No:	303-04-8
Synonyms:	2,3-dichlorohexafluorobut-2-ene ; cfc1316mxx ; cfc1316 ; 2-butene, 2,3-dichlorohexafluoro- ; 2,3-dichlorohexafluorobutene-2 ; dchfb ; 2,3-dichlorohexafluoro-2-buten ; 2,3-dichlorohexafluoro-2-butene ; hexafluoro-2 , 3-dichloro-2-butylene ; 2 , 3-dichlorohexafluoro-2-butylene
Molecular Formula:	C4Cl2F6
Molecular Weight:	232.94
EINECS:	206-133-2

Verified providers in 2025

The following notable provider has been checked and can be recommended.

BuGuCh & Partners

Company type: Producer

Country: Germany

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production site ...

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What other providers are available for CAS 303-04-8?

The last intensive check and update was carried out on 2025/10/30.

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Synonyms:

2,3-dichlorohexafluorobut-2-ene ; cfc1316mxx ; cfc1316 ; 2-butene, 2,3-dichlorohexafluoro- ; 2,3-dichlorohexafluorobutene-2 ; dchfb ; 2,3-dichlorohexafluoro-2-buten ; 2,3-dichlorohexafluoro-2-butene ; hexafluoro-2 , 3-dichloro-2-butylene ; 2 , 3-dichlorohexafluoro-2-butylene

CAS:

303-04-8

EINECS:

206-133-2

Molecular Formula:

C4Cl2F6

MDL:

Properties

Molecular Weight:

232.94 g·mol−1

Density:

1.605 g/mL at 25 °C(lit.)

Melting point:

-67 °C

Boiling point:

66-68 °C(lit.)

Safety Information

Hazard Symbols: T+, Xi, T, C

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

26-34 (R)

Safety Codes:

26-28-36/37/39-45 (S)

WGK Germany:

RID / ADR:

UN 3389 6.1 / PG 1

RTECS:

EM4910000

The following providers cannot be verified precisely. The companies have offered the product in the past, but despite all care, the companies could not confirm it 100 percent!

CM Fine Chemicals

CM Fine Chemicals, being a privately owned Swiss company, has been manufacturing and providing fine chemicals, intermediates and reagents to all kind ... Request

What other providers are available for CAS 303-04-8?

In addition to the providers presented here for 2,3-Dichloro-1,1,1,4,4,4-hexafluoro-2-butene with the CAS number 303-04-8, there are other 14 providers with slightly different product names available for this CAS number.

2,3-Dichlorohexafluorobutene-2

+1 additional providers that we know from the past

2,3-Dichlorohexafluoro-2-butene

Xiamen Equation Chemical Co.,Ltd +11 additional providers that we know from the past

2,3-Dichlorohexafluoro-2-butene, (cis+trans)

+1 additional providers that we know from the past