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Substance Name: Sodium disilicate
RN: 13870-28-5
UNII: W64N8HUI60
InChIKey: OQEVSCYDUYRAAM-UHFFFAOYSA-N

Molecular Formula

  • H2-O5-Si2.2Na

Molecular Weight

  • 182.147
 
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Names and Synonyms

Name of Substance

  • Sodium disilicate

Synonyms

  • Disodium disilicate
  • EC 237-623-4
  • EINECS 237-623-4
  • Sodium silicate
  • UNII-W64N8HUI60

Systematic Names

  • Disodium disilicate
  • Silicic acid (H2Si2O5), disodium salt
  • Silicic acid (H2Si2O5), sodium salt (1:2)

Superlist Name

  • Silicic acid (H2Si2O5), disodium salt

Registry Numbers

CAS Registry Number

  • 13870-28-5

FDA UNII

  • W64N8HUI60

Other Registry Numbers

  • 1263143-65-2
  • 1269220-31-6
  • 163673-40-3
  • 221180-57-0
  • 461388-23-8
  • 875757-00-9

Related Registry Number

  • 1344-09-8 (Parent)

System Generated Number

  • 0013870285

Molecular Formulas

Molecular Formula

  • H2-O5-Si2.2Na

Molecular Formula Fragments

  • COMPONENT
  • H2-O5-Si2
  • Na

Structure Descriptors

InChI

1S/2Na.O5Si2/c;;1-6(2)5-7(3)4/q2*+1;-2

InChIKey

OQEVSCYDUYRAAM-UHFFFAOYSA-N

Smiles

[Si](O[Si](=O)[O-])(=O)[O-].[Na+].[Na+]