Perchloric acid

CAS Registry Number®

7601-90-3

CAS Name

Perchloric acid

Molecular Formula

ClHO4

Molecular Mass

100.46

Cite this Page

Perchloric acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=7601-90-3 (retrieved 2024-11-22) (CAS RN: 7601-90-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    19 °C @ Press: 11 Torr

  • Melting Point (1)

    -112 °C

  • Density (1)

    1.768 g/cm³ @ Temp: 22 °C

Source(s)

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

Other Names and Identifiers

InChI

InChI=1S/ClHO4/c2-1(3,4)5/h(H,2,3,4,5)

InChIKey

InChIKey=VLTRZXGMWDSKGL-UHFFFAOYSA-N

SMILES

Cl(=O)(=O)(=O)O

Canonical SMILES

O=Cl(=O)(=O)O

Other Names for this Substance

  • Perchloric acid
  • Perchloric acid (HClO4)

Deleted or Replaced CAS Registry Numbers

47999-51-9, 90149-16-9, 92785-38-1, 95912-44-0, 95998-58-6, 101200-37-7, 102278-63-7, 106644-01-3, 111341-24-3, 119630-46-5, 139339-89-2, 143171-41-9, 153389-31-2, 200863-18-9, 766444-83-1, 845752-15-0, 957554-95-9, 1246816-77-2, 1794766-48-5, 2102523-83-9, 2184990-61-0, 2468891-42-9, 2726304-17-0

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