3-Hydroxy-2-pyrone

CAS Registry Number®

496-64-0

CAS Name

3-Hydroxy-2-pyrone

Molecular Formula

C5H4O3

Molecular Mass

112.08

Cite this Page

3-Hydroxy-2-pyrone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=496-64-0 (retrieved 2024-11-22) (CAS RN: 496-64-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    99 °C @ Press: 14 Torr

  • Melting Point (2)

    93.8 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C5H4O3/c6-4-2-1-3-8-5(4)7/h1-3,6H

InChIKey

InChIKey=LIPRKYKMVQPYPG-UHFFFAOYSA-N

SMILES

OC=1C(=O)OC=CC1

Canonical SMILES

O=C1OC=CC=C1O

Other Names for this Substance

  • 2H-Pyran-2-one, 3-hydroxy-
  • 2,4-Pentadienoic acid, 2,5-dihydroxy-, δ-lactone
  • 3-Hydroxy-2H-pyran-2-one
  • 3-Hydroxy-2-pyrone
  • 3-Hydroxypyran-2-one

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