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Substance Name: Boron oxide
RN: 1303-86-2
UNII: 483W67CPF4
InChIKey: PODRREOVGPHRIK-UHFFFAOYSA-N

Molecular Formula

  • B2-O3

Molecular Weight

  • 69.619
 

Classification Codes

Classification Code

  • Skin / Eye Irritant

Superlist Classification Codes

  • TWA 10 mg/m3
  • TWA 15 mg/m3 total dust
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Names and Synonyms

Name of Substance

  • Boric anhydride
  • Boron oxide

Synonyms

  • AI3-51845
  • Boric acid (HBO2), anhydride
  • Boric anhydride
  • Boric oxide
  • Boric oxide (B2O3)
  • Boron oxide (B2O3)
  • Boron sesquioxide
  • Boron trioxide
  • Caswell No. 109B
  • Diboron trioxide
  • EC 215-125-8
  • EINECS 215-125-8
  • Fused boric acid
  • HSDB 1609
  • UNII-483W67CPF4

Systematic Names

  • Boron oxide
  • Boron oxide (B2O3)
  • Diboron trioxide

Superlist Names

  • Boric anhydride
  • Boric oxide
  • Boron oxide
  • Boron oxide (B2O3)

Registry Numbers

CAS Registry Number

  • 1303-86-2

FDA UNII

  • 483W67CPF4

Other Registry Numbers

  • 102967-73-7
  • 12640-42-5
  • 144919-64-2
  • 163701-88-0
  • 56116-04-2
  • 56145-44-9
  • 56312-91-5
  • 56312-92-6
  • 56312-93-7
  • 56312-94-8
  • 91863-27-3

Related Registry Number

  • 12505-77-0 (mono-oxide)

System Generated Number

  • 0001303862

Structure Descriptors

InChI

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

InChIKey

PODRREOVGPHRIK-UHFFFAOYSA-N

Smiles

[B+3].[B+3].[O-2].[O-2].[O-2]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1868mg/kg (1868mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 27, 1982.
mouse LD50 oral 3163mg/kg (3163mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 27, 1982.