Ammonium sulfate

CAS Registry Number®

7783-20-2
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CAS Name

Ammonium sulfate

Molecular Formula

H3N.1/2H2O4S

Cite this Page

Ammonium sulfate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?ref=7783-20-2 (retrieved 2021-12-06) (CAS RN: 7783-20-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    336-339 °C (decomp)
  • Density (2)

    1.769 g/cm3 @ Temp: 50 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)

InChIKey

InChIKey=BFNBIHQBYMNNAN-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 (1:2)
  • Sulfuric acid diammonium salt
  • Ammonium sulfate (2:1)
  • Ammonium sulfate
  • Dolamin

Deleted or Replaced CAS Registry Numbers

122364-22-1, 122393-13-9, 44071-93-4, 57973-73-6, 64006-53-7, 82168-61-4, 428816-32-4