Formic acid

June 29th, 2008 by

Formic acid

IUPAC name
Methanoic acid
Other names
Hydrogen carboxylic acid
Formylic acid
Aminic acid
Identifiers
CAS number
RTECS number
LQ4900000
SMILES
 
O=CO
Properties
Molecular formula
CH2O2
HCOOH
Molar mass
46.0254 g/mol
Appearance
Colorless, fuming liquid
Density
1.22 g/mL, liquid
Melting point
8.4°C (47.1°F)
Boiling point
100.8°C (213.3°F)
Solubility in water
Miscible
Acidity (pKa)
3.744
Viscosity
1.57 cP at 26°C
Structure
Molecular shape
Planar
Dipole moment
1.41 D(gas)
Hazards
MSDS
External MSDS
MSDS
ScienceLab.com
Main hazards
Corrosive; irritant;
sensitizer.
NFPA 704

2
3
0
 
R-phrases
R10, R35
S-phrases
(S1/2), S23, S26, S45
Flash point
69°C (156°F)
Related compounds
Related carboxylic acids
Acetic acid
Propionic acid
Related compounds
Formaldehyde
Methanol
Supplementary data page
Structure and
properties
n, εr, etc.
Thermodynamic
data
Phase behaviour
Solid, liquid, gas
Spectral [...]

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