δ-Valerolactone

CAS Registry Number®

542-28-9

CAS Name

δ-Valerolactone

Molecular Formula

C5H8O2

Molecular Mass

100.12

Cite this Page

δ-Valerolactone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=542-28-9 (retrieved 2025-03-28) (CAS RN: 542-28-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    112 °C @ Press: 13 Torr

  • Melting Point (2)

    -12.5 °C

  • Density (3)

    1.21 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C5H8O2/c6-5-3-1-2-4-7-5/h1-4H2

InChIKey

InChIKey=OZJPLYNZGCXSJM-UHFFFAOYSA-N

SMILES

O=C1CCCCO1

Canonical SMILES

O=C1OCCCC1

Other Names for this Substance

  • 2H-Pyran-2-one, tetrahydro-
  • Valeric acid, 5-hydroxy-, δ-lactone
  • Tetrahydro-2H-pyran-2-one
  • δ-Valerolactone
  • Pentanoic acid, 5-hydroxy-, δ-lactone

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Deleted or Replaced CAS Registry Numbers

2425576-33-4

CAS INSIGHTSTM
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