Antimony tribromide

Antimony tribromide (SbBr3) is a chemical compound containing antimony in its +3 oxidation state.

Antimony tribromide
Names
IUPAC name
tribromostibane
Other names
Antimony(III) bromide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.029.254
EC Number
  • 232-179-8
PubChem CID
RTECS number
  • CC4400000
UNII
UN number 1549
  • InChI=1S/3BrH.Sb/h3*1H;/q;;;+3/p-3 Y
    Key: RPJGYLSSECYURW-UHFFFAOYSA-K Y
  • InChI=1/3BrH.Sb.3H/h3*1H;;;;/q;;;+3;;;/p-3/r3BrH.H3Sb/h3*1H;1H3/q;;;+3/p-3
    Key: BJUAQAQGPWXYGO-DAEPFFQNAU
  • InChI=1/3BrH.Sb/h3*1H;/q;;;+3/p-3
    Key: RPJGYLSSECYURW-DFZHHIFOAI
SMILES
  • [Br-].[Br-].[Br-].[SbH3+3]
  • Br[Sb](Br)Br
Properties
SbBr3
Molar mass 361.472 g/mol
Appearance colorless to yellow crystals
hygroscopic
Density 4.35 g/cm3
Melting point 96.6 °C (205.9 °F; 369.8 K)
Boiling point 288 °C (550 °F; 561 K)
soluble,partial hydrolysis
Solubility soluble in dilute HCl, HBr, CS2, acetone, benzene, chloroform, ammonia, alcohol
Magnetic susceptibility (χ)
 -115.0·10−6 cm3/mol
Refractive index (nD)
 1.74
2.47 D
Structure
Orthorhombic, oP16, SpaceGroup = Pnma, No. 62 (β form)
Thermochemistry
96 J/mol K
Std enthalpy of
formation (ΔfH⦵298)
 -259 kJ/mol
Hazards
GHS labelling:
Warning
H302, H332, H411
P261, P264, P270, P271, P273, P301+P312, P304+P312, P304+P340, P312, P330, P391, P501
Lethal dose or concentration (LD, LC):
LD50 (median dose)
 7000 mg/kg
NIOSH (US health exposure limits):
PEL (Permissible)
 TWA 0.5 mg/m3 (as Sb)
REL (Recommended)
 TWA 0.5 mg/m3 (as Sb)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
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