Formic acid is an organic compound with the chemical formula HCOOH and a molecular weight of 46.03. It is commonly known as formic acid and is the simplest carboxylic acid. A colorless liquid with a pungent odor. Formic acid belongs to weak electrolytes, but its aqueous solution is weakly acidic and highly corrosive, which can stimulate skin foaming. It usually exists in the secretions of bees, certain ants, and caterpillars. It is an organic chemical raw material and also used as a disinfectant and preservative.
Foreign name: Formic acid
Alias: formic acid
Chemical formula: CH2O2
Molecular weight: 46.03
CAS login number: 64-18-6
EINECS login number: 200-001-8
Melting point: 8.2 to 8.4 ℃
Boiling point: 100.6 ℃
Density: 1.22 g/cm ³
Appearance: Colorless transparent smoking liquid with a strong irritating odor
Flash point: 69 ℃
Safety description: S45; S26；S23；S36/37/39
Hazard description: R35
Refractive index: 1.3714
MDL Number: MFCD00003297
RTECS number: LQ4900000
BRN number: 1209246
PubChem Number: 24873243
InChI：1S/CH2O2/c2-1-3/h1H, (H,2,3)
Solubility: soluble in organic solvents such as water, ethanol, ether, benzene, etc
Structural formula: HCOOH
