CAS No: 123-73-9, Chemical Name: Crotonaldehyde
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123-73-9 Crotonaldehyde

product Name Crotonaldehyde
Synonyms (E)-2-Butenal; (E)-Crotonaldehyde; trans-2-Butenal; trans-crotonaldehyde; trans-But-2-enal; β-Methyl acrolein; ethane-1,2-diyl dipropanoate
Molecular Formula C8H14O4
Molecular Weight 174.1944
InChI InChI=1/C8H14O4/c1-3-7(9)11-5-6-12-8(10)4-2/h3-6H2,1-2H3
CAS Registry Number 123-73-9
EINECS 204-647-1
Molecular Structure 123-73-9 Crotonaldehyde
Density 1.039g/cm3
Melting point -74℃
Boiling point 216.4°C at 760 mmHg
Refractive index 1.422
Flash point 98.3°C
Water solubility 150 g/L (20℃)
Vapour Pressur 0.14mmHg at 25°C
Hazard Symbols  F:Flammable;
 T+:Very toxic;
 N:Dangerous for the environment;
Risk Codes R11:;
R24/25:;
R26:;
R37/38:;
R41:;
R48/22:;
R50:;
R68:;
Safety Description S26:;
S28A:;
S36/37/39:;
S45:;
S61:;