Molybdenum(V) chloride

Molybdenum(V) chloride is the inorganic compound with the empirical formula MoCl5. This dark volatile solid is used in research to prepare other molybdenum compounds. It is moisture-sensitive and soluble in chlorinated solvents.

Molybdenum(V) chloride

Partially oxidized MoCl5
Names
IUPAC names
Molybdenum(V) chloride
Molybdenum pentachloride
Identifiers
3D model (JSmol)
ECHA InfoCard 100.030.510
EC Number
  • 233-575-3
RTECS number
  • QA4690000
UNII
  • InChI=1S/5ClH.Mo/h5*1H;/q;;;;;+5/p-5
  • InChI=1S/10ClH.2Mo/h10*1H;;/q;;;;;;;;;;2*+4/p-8
  • Cl[Mo](Cl)(Cl)(Cl)Cl
  • Cl1[Mo](Cl)(Cl)(Cl)(Cl)Cl[Mo]1(Cl)(Cl)(Cl)Cl
Properties
Mo2Cl10
Molar mass 273.21 g/mol (MoCl5)
Appearance dark-green solid
hygroscopic
paramagnetic
Density 2.928 g/cm3
Melting point 194 °C (381 °F; 467 K)
Boiling point 268 °C (514 °F; 541 K)
hydrolyzes
Solubility soluble in dry ether, dry alcohol, organic solvents
Structure
monoclinic
edge-shared bioctahedron
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
oxidizer, hydrolyzes to release HCl
Flash point Non-flammable
Related compounds
Other anions
Other cations
Related molybdenum chlorides
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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