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(E)-2-Butenoyl Chloride

(E)-2-Butenoyl Chloride / CAS : 625-35-4

Appearance colorless liquid UN 2920
HS 29161900 DG Class 8
Synonyms Trans-Crotonyl Chloride; Trans-2-Butenoyl Chloride; Crotonyl Chloride; Crotonic Acid Chloride; E-Crotonyl Chloride; (E)-2-Butenoylchlorid; (E)-2-Butenoylchloride
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Properties

Summary

Formula
C4H5ClO
Molecular Mass
104.53500
Exact Mass
104.00300
PSA
17.07000
Logp
1.32790
IUPAC
(E)-but-2-enoyl chloride
SMILES
C/C=C/C(=O)Cl

Attribute classification

Matter Classification
organic
Category
Auxiliary > Other Auxiliary Agent

Chemical and Physical Properties

Melting Point
72-74 °C
Density
1.091 g/mL 
Boiling Point
120-123 °C
Flash Point
35ºC
Appearance
colorless liquid
Acidity and Basicity
neutral

Export information

HS Code
29161900
Export Rebate
13%
UN No.
2920
DG-Class
8
Risk Code
R10-34-36/37-37
Safety Label
C

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