Propionaldehyde msds| properties| cas no| molecular formula | WorldOfChemicals

Propionaldehyde Properties


Molecule 3D Structure Image
Molecule Structure Image



Propionaldehyde is a saturated 3-carbon aldehyde and is a structural isomer of acetone. It is principally used as a precursor to trimethylolethane through a condensation reaction with methanol; this triol is an important intermediate in the production of alkyd resins.

Chemical Properties

Appearance Colorless liquid
Boiling Point 46-50 °C
CAS Number 123-38-6
ChEBI 17153
Density 0.81 g/cm3
Dipole Moment 2.52 D
EINECS Number 204-623-0
IUPAC Name Propanal
InChI 1S/C3H6O/c1-2-3-4/h3H,2H2,1H3
Melting Point −81 °C
Molar Mass 58.080 g/mol
Molecular Formula C3H6O
NFPA 704 H-2,F-3,R-2,C-NA
RTECS Number UE0350000
Refractive n20/D 1.362
Solubility 20 g/100 ml
Synonyms Methylacetaldehyde;Propionic Aldehyde;Propaldehyde
Viscosity 0.6 cP