Topic summary
Dioxirane

Dioxirane
Dioxacyclopropane
1,2-Dioxacyclopropane
Methylene peroxide
Peroxymethane
Methylene peroxide
Peroxymethane
3D model (JSmol)
PubChemCID
CompTox Dashboard(EPA)
- InChI=1S/CH2O2/c1-2-3-1/h1H2Key: ASQQEOXYFGEFKQ-UHFFFAOYSA-N
- InChI=1/CH2O2/c1-2-3-1/h1H2Key: ASQQEOXYFGEFKQ-UHFFFAOYAK
- C1OO1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
In chemistry, dioxirane (systematically named dioxacyclopropane, also known as methylene peroxide or peroxymethane) is an organic compound with formula CH
2O
2. The molecule consists of a ring with one methylene and two oxygen atoms. It is of interest as the smallest cyclic organic peroxide, but otherwise it is of little practical value.