Hydroquinone

CAS Registry Number®

123-31-9
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CAS Name

Hydroquinone

Molecular Formula

C6H6O2

Molecular Mass

110.11

Cite this Page

Hydroquinone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=123-31-9 (retrieved 2024-03-19) (CAS RN: 123-31-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    285-287 °C
  • Melting Point (1)

    170-171 °C
  • Density (1)

    1.332 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/C6H6O2/c7-5-1-2-6(8)4-3-5/h1-4,7-8H

InChIKey

InChIKey=QIGBRXMKCJKVMJ-UHFFFAOYSA-N

SMILES

OC1=CC=C(O)C=C1

Canonical SMILES

OC1=CC=C(O)C=C1

Other Names for this Substance

  • 1,4-Benzenediol
  • Hydroquinone
  • Arctuvin
  • p-Benzenediol
  • Benzohydroquinone

Deleted or Replaced CAS Registry Numbers

8027-02-9, 57534-13-1

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