2-Bromobut-2-ene

HCID 20910

Notes Reactions

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Basic information

CAS: 13294-71-8
Standard SMILES: CC=C(C)Br
InChIKey: UILZQFGKPHAAOU-UHFFFAOYSA-N
Molecular formula: C4H7Br
Average molar mass: 135 g/mol
Monoisotopic mass: 133.97311

Names & identifiers

Preferred name: 2-Bromobut-2-ene
IUPAC: 2-bromobut-2-ene
English name: 2-Bromo-2-butene, mixture of cis and trans
Molecular formula: C4H7Br
Molecular weight: 135

Names & synonyms

2-Bromobut-2-eneRefChem:467222236-316-21-Methyl-1-propenyl Bromide2-bromo-but-2-eneSCHEMBL478029SCHEMBL554911SCHEMBL555555SCHEMBL7734579SCHEMBL7734582AB00105NS00024251

Show more names

2-BROMO-2-BUTENETRANS-2-BROMO-2-BUTENE2-BROMO-TRANS-2-BUTENE2-bromo-2-buten2-Butene, 2-bromo-2-Bromine-2-buteneBromobutenecistrans2-BroMo-2-butene (2E)-2-Bromo-2-butene

Database identifiers

CAS: 13294-71-8
PubChem CID: 20910
DTXSID: DTXSID8065404
EC Number: 236-316-2

Properties

Computed structural properties

XLogP: 2.2
Topological polar surface area: 0 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 0
Rotatable bonds: 0
Heavy atoms: 5
Formal charge: 0
Complexity: 45

Physicochemical properties

Melting point: -115.07 °C · -115.07°C (estimate)
Boiling point: 91 · 91-92 °C(lit.)
Density: 1.331 g/mL · 1.331 g/mL at 25 °C(lit.)
refractive index: 20 · n20/D 1.461(lit.)
Flash point: 34 °F · 34 °F
storage temp.: 2 · 2-8°C
form: Liquid
color: Clear yellow to brownish
Specific Gravity: 1.328 · 1.328
Water Solubility: Not miscible or difficult to mix in water (664 mg/L 25 EST).
BRN: 1733329 · 1733329
EPA Substance Registry System: 2 · 2-Butene, 2-bromo- (13294-71-8)
UNSPSC Code: 12352100 · 12352100
NACRES: 22 · NA.22
Symbol(GHS): 2 · GHS02
Signal word: Danger
Hazard statements: 225 · H225
Precautionary statements: 210 · P210-P233-P240-P241-P242-P243
Hazard Codes: F
Risk Statements: 11 · 11
Safety Statements: 16 · 16-29-33
RIDADR: 1993 · UN 1993 3/PG 2
WGK Germany: 3 · 3
TSCA: TSCA listed
HazardClass: 3 · 3
PackingGroup: II
HS Code: 29033919 · 29033919
Limited Quantities: 1 L · 1.0 L (0.3 gallon) (liquid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)

Safety & regulation

GHS classification

GHS Classification · 5 items

Danger

H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]

P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 46 reports by companies from 2 notifications to the ECHA C&L Inventory.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard information

Hazard Classes and CategoriesFlam. Liq. 2 (100%)

Safety data

wgk: 3
tsca: TSCA listed
ridadr: UN 1993 3/PG 2
hs_code: 29033919
risk_code: 11
Signal word: Danger
Symbol(GHS): GHS02
hazard_code: F
safety_code: 16-29-33
hazard_class: 3
packing_group: II
Hazard statements: H225
Limited Quantities: 1.0 L (0.3 gallon) (liquid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
Precautionary statements: P210-P233-P240-P241-P242-P243