3-Oxetanone

3-Oxetanone, also called oxetan-3-one or 1,3-epoxy-2-propanone, is a chemical compound with formula C₃H₄O₂. It is the ketone of oxetane, and an isomer of β-propiolactone.

3-Oxetanone

Skeletal formula Ball-and-stick model
Names
Preferred IUPAC name Oxetan-3-one
Other names 1,3-Epoxy-2-propanone 1,3-Epoxypropanone 1,3-Epoxy-2-propan-2-one
Identifiers
CAS Number	6704-31-0 N
3D model (JSmol)	Interactive image
ChemSpider	11457528 Y
ECHA InfoCard	100.190.619
PubChem CID	15024254
UNII	TGB3B74HZP Y
CompTox Dashboard (EPA)	DTXSID80567101
InChI InChI=1S/C3H4O2/c4-3-1-5-2-3/h1-2H2 Y Key: ROADCYAOHVSOLQ-UHFFFAOYSA-N Y InChI=1/C3H4O2/c4-3-1-5-2-3/h1-2H2 Key: ROADCYAOHVSOLQ-UHFFFAOYAK
SMILES O=C1COC1
Properties
Chemical formula	C3H4O2
Molar mass	72.06 g/mol
Density	1.124 g/cm3
Boiling point	140 °C (284 °F; 413 K)
Hazards
Flash point	53 °C (127 °F; 326 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

3-Oxetanone is a liquid at room temperature, that boils at 140 °C. It is a specialty chemical,^[1][2] used for research in the synthesis of other oxetanes of pharmacological interest.^[3][4] Oxetan-3-one also has been the object of theoretical studies.^[5][6]

See also

• Malonic anhydride or oxetane-2,4-dione
• 1,2-dioxetanedione