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303-04-8

Name 2,3-DICHLOROHEXAFLUORO-2-BUTENE
CAS 303-04-8
EINECS(EC#) 206-133-2
Molecular Formula C4Cl2F6
MDL Number MFCD00000440
Molecular Weight 232.94
MOL File 303-04-8.mol
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Chemical Properties

Appearance clear colorless liquid
Melting point  -67 °C
Boiling point  66-68 °C(lit.)
density  1.605 g/mL at 25 °C(lit.)
vapor density  8 (vs air)
vapor pressure  4.42 psi ( 20 °C)
refractive index  n20/D 1.3458(lit.)
CAS DataBase Reference 303-04-8(CAS DataBase Reference)
NIST Chemistry Reference trans-2,3-Dichloro-1,1,1,4,4,4-hexafluoro-2-butene(303-04-8)
EPA Substance Registry System 303-04-8(EPA Substance)

Safety Data

Hazard Codes  T+,Xi,T,C
Risk Statements 
R26:Very Toxic by inhalation.
R34:Causes burns.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 3389 6.1/PG 1
WGK Germany  3
RTECS  EM4910000
Hazard Note  Irritant
HazardClass  8
PackingGroup  III
Toxicity
LC50 inhalation in dog: 182ppm/4H

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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