Ammonium

CAS Registry Number®

14798-03-9

CAS Name

Ammonium

Molecular Formula

H4N

Molecular Mass

18.04

Cite this Page

Ammonium.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=14798-03-9 (retrieved 2025-03-28) (CAS RN: 14798-03-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/H3N/h1H3/p+1

InChIKey

InChIKey=QGZKDVFQNNGYKY-UHFFFAOYSA-O

SMILES

[NH4+]

Canonical SMILES

[NH4+]

Other Names for this Substance

  • Ammonium
  • Ammonium ion
  • Ammonium cation
  • Ammonia ion (NH4+)
  • Ammonium(1+)

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Deleted or Replaced CAS Registry Numbers

372952-69-7, 194419-49-3

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