Nitric acid

CAS Registry Number®

7697-37-2
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CAS Name

Nitric acid

Molecular Formula

HNO3

Molecular Mass

63.01

Cite this Page

Nitric acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=78989-43-2 (retrieved 2024-03-29) (CAS RN: 7697-37-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    83 °C
  • Melting Point (1)

    -41.6 °C
  • Density (1)

    1.55 g/cm³

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/HNO3/c2-1(3)4/h(H,2,3,4)

InChIKey

InChIKey=GRYLNZFGIOXLOG-UHFFFAOYSA-N

SMILES

N(=O)(=O)O

Canonical SMILES

O=N(=O)O

Other Names for this Substance

  • Nitric acid
  • Aqua fortis
  • Azotic acid
  • Hydrogen nitrate
  • Nitryl hydroxide

Deleted or Replaced CAS Registry Numbers

78989-43-2, 218625-70-8, 802862-59-5, 807260-90-8, 1053657-18-3, 1173016-70-0, 1316336-39-6, 1431325-80-2, 2108694-78-4, 2195414-73-2, 2732749-95-8

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