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Substance Name: Alum, ammonium [USP]
RN: 7784-26-1
UNII: 5C36DRL9ZN
InChIKey: WZUKKIPWIPZMAS-UHFFFAOYSA-K

Classification Code

  • Astringent (Topical)

Molecular Formula

  • Al-H4-N-O8-S2.12H2-O

Molecular Weight

  • 453.322
 
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Names and Synonyms

Name of Substance

  • Alum, ammonium [USP]

Synonyms

  • Alum, ammonium
  • Aluminum ammonium bis(sulfate) dodecahydrate
  • Aluminum ammonium disulfate dodecahydrate
  • Aluminum ammonium sulfate (1:1:2) dodecahydrate
  • Aluminum ammonium sulfate (Al(NH4)(SO4)2) dodecahydrate
  • Aluminum ammonium sulfate dodecahydrate
  • Ammonia alum
  • Ammonium alum
  • Ammonium alum (NH4Al(SO4)2.12H2O)
  • Ammonium aluminum disulfate dodecahydrate
  • Ammonium aluminum sulfate hydrate
  • Monoaluminum monoammonium disulfate dodecahydrate
  • UNII-5C36DRL9ZN

Systematic Name

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

Registry Numbers

CAS Registry Number

  • 7784-26-1

FDA UNII

  • 5C36DRL9ZN

Other Registry Numbers

  • 15671-97-3
  • 19511-55-8

Related Registry Number

  • 7784-25-0 (Parent)

System Generated Number

  • 0007784261

Molecular Formulas

Molecular Formula

  • Al-H4-N-O8-S2.12H2-O

Molecular Formula Fragments

  • Al-H4-N-O8-S2
  • COMPONENT
  • H2-O

Structure Descriptors

InChI

1S/Al.H3N.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;1H3;2*(H2,1,2,3,4);12*1H2/q+3;;;;;;;;;;;;;;;/p-3

InChIKey

WZUKKIPWIPZMAS-UHFFFAOYSA-K

Smiles

S(=O)(=O)([O-])[O-].S(=O)(=O)([O-])[O-].O.[Al+3].[NH4+].O.O.O.O.O.O.O.O.O.O.O