2-Butene, 1-chloro-,(2E)- cas no:4894-61-5
Synonyms: 2-Butene,1-chloro-, (E)- (8CI); 2-Butene, 1-chloro-, trans- (4CI);(E)-1-Chloro-2-butene; (E)-2-Butenyl chloride; (E)-Crotyl chloride; trans-1-Chloro-2-butene;trans-4-Chloro-2-butene; trans-But-2-enyl chloride; trans-Crotyl chloride;trans-g-Methallyl chloride
Name2-Butene, 1-chloro-,(2E)-
CAS4894-61-5
Synonyms2-Butene,1-chloro-, (E)- (8CI); 2-Butene, 1-chloro-, trans- (4CI);(E)-1-Chloro-2-butene; (E)-2-Butenyl chloride; (E)-Crotyl chloride; trans-1-Chloro-2-butene;trans-4-Chloro-2-butene; trans-But-2-enyl chloride; trans-Crotyl chloride;trans-g-Methallyl chloride
EINECS(EC#)225-516-5
Molecular FormulaC4H7 Cl
Molecular Weight90.55
AppearanceClear Colourless liquid
refractive indexn20/D 1.430
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass3.1
Hazard F: Flammable;C: Corrosive;
Risk R11;R22;R34
Safety
Hazard Codes of (E)-1-Chlorobut-2-ene (CAS NO.4894-61-5): 
F,
C
Risk Statements: 11-22-34-36/37
R11: Highly flammable.
R22: Harmful if swallowed.
R34: Causes burns.
R36/37: Irritating to eyes and respiratory system.
Safety Statements: 16-26-36/37/39-45-25-27
S16: Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
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 the label whenever possible.)
S25: Avoid contact with eyes.
S27: Take off immediately all contaminated clothing.
RIDADR: UN 2924 3/PG 2
WGK Germany: 2
RTECS: EM4264000
F: 19
HazardClass: 3.1
PackingGroup: II
