| |||
Names | |||
---|---|---|---|
Preferred IUPAC name
Methaneperoxoic acid[1] | |||
Other names
Performic acid
Hydroperoxyformaldehyde Formyl hydroperoxide Permethanoic acid Peroxyformic acid | |||
Identifiers | |||
3D model (JSmol)
|
|||
ChemSpider | |||
ECHA InfoCard | 100.124.147 | ||
EC Number |
| ||
PubChem CID
|
|||
UNII | |||
CompTox Dashboard (EPA)
|
|||
| |||
| |||
Properties | |||
CH2O3 | |||
Molar mass | 62.024 g·mol−1 | ||
Appearance | Colorless liquid | ||
Melting point | −18 °C (0 °F; 255 K)[2] | ||
Boiling point | 50 °C (122 °F; 323 K) (at 13.3 kPa; 90% pure acid)[2] | ||
Acidity (pKa) | 7.1[2][3] | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|
Performic acid (PFA) is an organic compound with the formula CH2O3. It is an unstable colorless liquid which can be produced by mixing formic acid with hydrogen peroxide. Owing to its oxidizing and disinfecting action, it is used in the chemical, medical and food industries.