Beta-propiolactone

C3H4O2CAS 57-57-872.06 g/mol

OO
EsterLactone

Properties

Molecular formula
C3H4O2
Molar mass
72.06 g/mol
Exact mass
72.0211 Da
Density
1.146 g/mL (at 20 °C)
Melting point
−33.4 °C
Boiling point
61 °C (at 20 Torr)
Flash point
73.9 °C (closed cup)
Water solubility
miscible
logP
-0.07Crippen estimate
Polar surface area
26.3 Ų
H-bond donors / acceptors
0 / 2
Rotatable bonds
0

Hazards

Danger
Acute Toxic (GHS06)Health Hazard (GHS08)

Harmonised EU classification (CLP Annex VI), via PubChem.

Precautionary statements

P203, P260, P264, P264+P265, P271, P280, P284, P302+P352, P304+P340, P305+P351+P338, P316, P318, P320, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, P501

Identifiers

CAS number
57-57-8
SMILES
O=C1CCO1
InChIKey
VEZXCJBBBCKRPI-UHFFFAOYSA-N
InChI
InChI=1S/C3H4O2/c4-3-1-2-5-3/h1-2H2

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Type any one amount. The others follow from the molar mass and density.

Names and synonyms

14 names · show all
  • 2-Oxetanone
  • Hydracrylic acid, β-lactone
  • Betaprone
  • BPL
  • Propanolide
  • Propiolactone
  • β-Propiolactone
  • β-Propionolactone
  • Propanoic acid, 3-hydroxy-, β-lactone
  • 1,3-Propiolactone
  • 3-Hydroxypropionic acid lactone
  • 3-Propanolide
  • 3-Propiolactone
  • NSC 21626

Work with Beta-propiolactone

Similar compounds

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Same formula

Elsewhere