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1-Bromopropane

1-Bromopropane (n-propylbromide or nPB) is an organobromine compound with the chemical formula CH3CH2CH2Br. It is a colorless liquid that is used as a solvent. It has a characteristic hydrocarbon odor. Its industrial applications increased dramatically in the 21st century.

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Further Information

Names

IUPAC name1-Bromopropane

Identifiers

CAS Number: 106-94-5

JSmol: Interactive image

Abbreviations: n

Beilstein Reference: 505936

ChEBI: CHEBI:47105

ChEMBL: ChEMBL1230095

ChemSpider: 7552

ECHA InfoCard: 100.003.133

EC Number: 203-445-0

MeSH: 1-bromopropane

PubChem: 7840

RTECS number: TX4110000

UNII: Y9746DNE68

UN number: 2344

Properties

Chemical formula: C3H7Br

Molar mass: 122.99 g·mol

Appearance: Colorless liquid

Density: 1.354 g mL

Melting point: −110.5 °C; −166.8 °F; 162.7 K

Boiling point: 70.3 to 71.3 °C; 158.4 to 160.2 °F; 343.4 to 344.4 K

Solubility in water: 2.5 g L (at 20 °C)

Solubility: Miscible

log : 2.319

Vapor pressure: 19.5 kPa (at 20 °C)

Henry’s law
constant: 1.4 μmol Pa kg−1−1

Refractive index: 1.43414

Viscosity: 5.241 mPa s (at 20 °C)

Thermochemistry

Specific
heat capacity: 134.6 J K mol−1−1

Std enthalpy of
formation: −125.8 to −123.0 kJ mol

Std enthalpy of
combustion: −2.0580 to −2.0552 MJ mol

Hazards

GHS pictograms:

GHS signal word: DANGER

GHS hazard statements: H225 H315 H319 H335 H336 H360 H373

GHS precautionary statements: P201 P210 P261 P305+351+338 P308+313

NFPA 704:

Flash point: 22 °C (72 °F; 295 K)

Autoignition
temperature: 490 °C (914 °F; 763 K)

Explosive limits: 4.6–?%

median dose: 2.950 mg kg −1(intraperitoneal, rat)

Related compounds

Related alkanes:

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).