Ammonium bisulfate

CAS Registry Number®

7803-63-6

CAS Name

Ammonium bisulfate

Molecular Formula

H3N.H2O4S

Molecular Mass

115.11

Cite this Page

Ammonium bisulfate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=7803-63-6 (retrieved 2025-03-29) (CAS RN: 7803-63-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    358.8 °C

  • Melting Point (1)

    116.3 °C

  • Density (2)

    1.78 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/H3N.H2O4S/c;1-5(2,3)4/h1H3;(H2,1,2,3,4)

InChIKey

InChIKey=BIGPRXCJEDHCLP-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)O.N

Canonical SMILES

O=S(=O)(O)O.N

Other Names for this Substance

  • Sulfuric acid, ammonium salt (1:1)
  • Sulfuric acid, monoammonium salt
  • Ammonium sulfate ((NH4)HSO4)
  • Acid ammonium sulfate
  • Ammonium acid sulfate

View All

Deleted or Replaced CAS Registry Numbers

2724179-28-4

CAS INSIGHTSTM
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