(E)-But-2-Enal

Names

[ CAS No. ]:
15798-64-8

[ Name ]:
(E)-But-2-Enal

[Synonym ]:
cis-crotonaldehyde
cis-Butenedial
(Z)-2-butenal
cis-Crotonaldehyd
3-methylacrolein
(E)-But-2-Enal

Chemical & Physical Properties

[ Density]:
0.8190

[ Boiling Point ]:
104°C

[ Melting Point ]:
-74°C

[ Molecular Formula ]:
C₄H₆O

[ Molecular Weight ]:
70.08980

[ Flash Point ]:
7.2222°C

[ Exact Mass ]:
70.04190

[ PSA ]:
17.07000

[ LogP ]:
0.76140

[ Index of Refraction ]:
1.4365

Safety Information

[ Hazard Codes ]:
T;F;N

[ Risk Phrases ]:
R11;R24/25;R26;R37/38;R48/22;R68;R50

[ Safety Phrases ]:
S26;S28;S36/37/39;S45;S61

[ RIDADR ]:
UN1143

[ HS Code ]:
2912190090

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2912190090

[ Summary ]:
2912190090 acyclic aldehydes without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%