CAS 106-98-9|1-Butene

Introduction：Basic information about CAS 106-98-9|1-Butene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	1-Butene
CAS Number	106-98-9	Molecular Weight	56.106
Density	0.6±0.1 g/cm3	Boiling Point	-6.0±3.0 °C at 760 mmHg
Molecular Formula	C₄H₈	Melting Point	−185 °C(lit.)
MSDS	/	Flash Point	-49.6±9.0 °C

Names

Name	but-1-ene
Synonym	More Synonyms

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
InChIKey	VXNZUUAINFGPBY-UHFFFAOYSA-N
SMILES	C=CCC
Freezing Point	-185.35℃

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

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%

Synonyms

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

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