Scandium chloride

Scandium(III) chloride is the inorganic compound with the formula ScCl3. It is a white, high-melting ionic compound, which is deliquescent and highly water-soluble. This salt is mainly of interest in the research laboratory. Both the anhydrous form and hexahydrate (ScCl3•6H2O) are commercially available.

Scandium(III) chloride
Names
IUPAC name
Scandium(III) chloride
Other names
scandium chloride
scandium trichloride
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.714
RTECS number
  • VQ8925000
UNII
  • InChI=1S/3ClH.Sc/h3*1H;/q;;;+3/p-3 Y
    Key: DVMZCYSFPFUKKE-UHFFFAOYSA-K Y
  • InChI=1/3ClH.Sc/h3*1H;/q;;;+3/p-3
    Key: DVMZCYSFPFUKKE-DFZHHIFOAN
  • InChI=1S/3ClH.Sc/h3*1H;/q;;;+3/p-3
    Key: DVMZCYSFPFUKKE-UHFFFAOYSA-K
  • Cl[Sc](Cl)Cl
Properties
ScCl3
Molar mass 151.31 g/mol
Appearance grayish-white crystals
Density 2.39 g/mL, solid
Melting point 960 °C (1,760 °F; 1,230 K)
63 °C (hexahydrate)
70.2 g/100 mL
Solubility in other solvents soluble in alcohol, acetone, glycerin
insoluble in EtOH
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
 irritant
NFPA 704 (fire diamond)
1
0
Lethal dose or concentration (LD, LC):
3980 mg/kg (mouse, oral)
Safety data sheet (SDS) External MSDS
Related compounds
Other anions
 Scandium(III) fluoride
Scandium bromide
Scandium triiodide
Other cations
 Yttrium(III) chloride
Lutetium(III) chloride
Related compounds
 Scandium(III) nitrate
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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