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  • 12741-05-8
  • YCl3•xH2O
  • 99.99%
  • -100 Mesh
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  • 233-801-0



Yttrium(III) chloride is an inorganic compound of yttrium and chloride. It exists in two forms, the hydrate (YCl3(H2O)6) and an anhydrous form (YCl3). Both are colourless solids that are highly soluble in water and deliquescent.

Chemical formula:YCl3•xH2O

Molar mass:195.265 g/mol

Appearance:white solid

Density:2.18 g/cm3

Melting point:100°C

Boiling point:100°C at 760 mmHg

Solubility in water:751 g/L (20 °C)

Solubility:601 g/L ethanol (15 °C);606 g/L pyridine (15 °C)


Yttrium(III) chloride is used a precursor for the synthesis of optically active crystals and as a starting material for the synthesis of polymerization catalysts.