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Substance Name: Erbium oxide
RN: 12061-16-4
InChIKey: ZXGIFJXRQHZCGJ-UHFFFAOYSA-N

Classification Code

  • Skin /Eye Irritation

Molecular Formula

  • Er2-O3

Molecular Weight

  • 382.517
 
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Names and Synonyms

Name of Substance

  • Erbium oxide

Synonyms

  • EC 235-045-7
  • EINECS 235-045-7
  • Erbia
  • Erbium sesquioxide
  • Erbium trioxide
  • Erbium(3+) oxide
  • Erbium(III) oxide

Systematic Names

  • Dierbium trioxide
  • Erbium oxide (Er2O3)

Superlist Name

  • Erbium oxide (ErO1.5)

Registry Numbers

CAS Registry Number

  • 12061-16-4

Other Registry Number

  • 1400873-01-9

System Generated Number

  • 0012061164

Structure Descriptors

InChI

1S/2Er.3O/q2*+3;3*-2

InChIKey

ZXGIFJXRQHZCGJ-UHFFFAOYSA-N

Smiles

[Er+3].[Er+3].[OH2-2].[OH2-2].[OH2-2]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral > 5gm/kg (5000mg/kg)   Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 12, Pg. 619, 1993.