1-Butene
Names
[ CAS No. ]:
106-98-9
[ Name ]:
1-Butene
[Synonym ]:
Butene-1
MFCD00009383
1-N-BUTENE
1-C4H8
n-Butylene
1-BUTENE
1-BUTYLENE
N-BUTENE
but-1-ene
UNII-LY001N554L
α-butylene
EINECS 203-449-2
Butylene
Butene
n-Buten-1
Chemical & Physical Properties
[ Density]:
0.6±0.1 g/cm3
[ Boiling Point ]:
-6.0±3.0 °C at 760 mmHg
[ Melting Point ]:
−185 °C(lit.)
[ Molecular Formula ]:
C4H8
[ Molecular Weight ]:
56.106
[ Flash Point ]:
-49.6±9.0 °C
[ Exact Mass ]:
56.062599
[ LogP ]:
2.37
[ Vapour density ]:
1.93 (vs air)
[ Vapour Pressure ]:
2213.9±0.0 mmHg at 25°C
[ Index of Refraction ]:
1.371
[ Freezing Point ]:
-185.35℃
MSDS
Safety Information
[ Hazard Codes ]:
F+: Highly flammable;
[ Risk Phrases ]:
R12
[ Safety Phrases ]:
S9-S16-S33
[ RIDADR ]:
UN 1012 2.1
[ WGK Germany ]:
-
[ Hazard Class ]:
2.1
[ HS Code ]:
2901231000
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2901231000
[ Summary ]:
2901231000 but-1-ene。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:2.0%。general tariff:20.0%