Formic acid, commonly known as methanoic acid, is a colorless transparent fuming liquid with a strong pungent and sour odor. As the simplest aliphatic carboxylic acid, it exhibits both acidic and aldehydic properties, and is highly corrosive, flammable and volatile. It occurs naturally in various sources, including bee venom and ant stings, and is a useful reagent for organic synthesis. It is mainly used as a preservative and antibacterial agent in livestock feed. It may cause severe metabolic acidosis and eye damage in humans. It functions as an antibacterial agent, protic solvent, metabolite, solvent and astringent. It is the conjugate acid of formate.
Physical&Chemical Properties
Molecular Formula:HCOOH
Density:1.2g/cm³
Boiling Point:
Solubility:
Miscible with water, ethanol and diethyl ether; soluble in benzene.
Molecular Weight:46g/mol
Flash Point:45°C
Melting Point:8℃
Uses
1. Chemical raw materials: Production of formates, rubber coagulants, catalysts, etc.
2. Leather industry: Tanning, deashing, dyeing auxiliaries
3. Textile printing and dyeing: Acid reducing agent, printing and dyeing fixing agent
4. Pharmaceutical / pesticide: Intermediate synthesis, disinfectant
5. Food / feed: Preservative, silage preservative
6. Electronics / electroplating: Cleaning, polishing, electrolytic auxiliaries
Safety,Security&Risk
Chemical Hazards
This substance is a moderately strong acid.When heated, it decomposes, forming toxic and flammable gases and formaldehyde.It reacts violently with strong oxidizing agents, isocyanates and strong bases.There is a risk of fire and explosion.Toxic gases may be released.It reacts with amines.It attacks many plastics and metals.