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Substance Name: Sodium alum
RN: 7784-28-3
UNII: 1224CG79TA
InChIKey: ZEMWIYASLJTEHQ-UHFFFAOYSA-J

Molecular Formulas

  • Al-H24-Na-O20-S2
  • Al.2H2-O4-S.12H2-O.Na

Molecular Weight

  • 458.274
 
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Names and Synonyms

Name of Substance

  • Sodium alum

Synonyms

  • Alum, porous
  • Alum, sodium
  • Aluminum sodium disulfate dodecahydrate
  • Aluminum sodium sulfate (AlNa(SO4)2) dodecahydrate
  • HSDB 2686
  • Monoaluminum monosodium disulfate dodecahydrate
  • Soda alum
  • Sodium alum
  • Sodium aluminum sulfate
  • Sodium aluminum sulfate dodecahydrate
  • Sodium aluminum sulfate dodecahydrate (NaAl(SO4)2.12H2O)
  • Sulfuric acid, aluminum sodium salt (2:1:1), dodecahydrate
  • UNII-1224CG79TA

Systematic Name

  • Sulfuric acid, aluminum sodium salt (2:1:1), dodecahydrate

Superlist Name

  • Aluminum sodium sulfate

Registry Numbers

CAS Registry Number

  • 7784-28-3

FDA UNII

  • 1224CG79TA

System Generated Number

  • 0007784283

Molecular Formulas

Molecular Formulas

  • Al-H24-Na-O20-S2
  • Al.2H2-O4-S.12H2-O.Na

Molecular Formula Fragments

  • Al
  • COMPONENT
  • H2-O
  • H2-O4-S
  • Na

Structure Descriptors

InChI

1S/Al.Na.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;;2*(H2,1,2,3,4);12*1H2/q+3;+1;;;;;;;;;;;;;;/p-4

InChIKey

ZEMWIYASLJTEHQ-UHFFFAOYSA-J

Smiles

S([O-])([O-])(=O)=O.S(=O)(=O)([O-])[O-].O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[Na+]