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11305 Erbium(III) chloride hydrate, REacton®, 99.99% (REO)

CAS Number

Stock No. Size Price ($) Quantity Availability
11305-14 25g 78.00
11305-22 100g 281.00
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Erbium(III) chloride hydrate, REacton®, 99.99% (REO)


Chemical Properties

Formula Weight
Crystalline Aggregates
Storage & Sensitivity
Hygroscopic. Ambient temperatures.
Soluble in water.


Erbium(III) chloride hydrate serves as a mild Lewis acid for selective acetalization. It combines with sodium borohydride and used as a selective reducing agent. It is also useful to form enolates from alfa-bromo ketones and oxyallyl cations from alfa,alfa'-dibromo ketones.


Hygroscopic. Incompatible with strong oxidizing agents and strong acids.

Literature References

Gardea-Torresdey, J. L.; Tiemann, K. J.; Peralta-Videa, J. R.; Parsons, J. G.; Delgado, M. Binding of erbium(III) and holmium(III) to native and chemically modified alfalfa biomass: a spectroscopic investigation. Microchem. J. 2004, 76 (1-2), 65-76.

Das, P. K.; Ruzmaikina, I.; Belfiore, L. A. Poly(vinylamine) complexes with f-block salts from the lanthanide series that exhibit significant glass-transition temperature enhancement. J. Polym. Sci., Part B: Polym. Phys. 2000, 38 (14), 1931-1938.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Harmonized Tariff Code


  • 11185

    Yttrium(III) chloride hydrate, REacton®, 99.99% (REO)
  • 11252

    Neodymium(III) chloride hydrate, REacton®, 99.99% (REO)
  • 11276

    Holmium(III) chloride hydrate, REacton®, 99.99% (REO)
  • 11277

    Holmium(III) chloride hexahydrate, REacton®, 99.9% (REO)
  • 11325

    Cerium(III) chloride hydrate, REacton®, 99.9% (REO)

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