Acrylonitrile is an organic compound with the formula CH₂=CHCN. It is a colorless volatile liquid, although commercial samples can be yellow due to impurities. In terms of its molecular structure, it consists of a vinyl group linked to a nitrile. It is an important monomer for the manufacture of useful plastics such as polyacrylonitrile. It is reactive and toxic.
Synonyms Acrylic acid nitrile, Vinyl cyanide
Product Information
CAS No 107-13-1
Chemical Formula CH₂=CHCN
Hill Formula C₃H₃N
Molar Mass 53.06 g/mol
Physicochemical Information
Density 0.81 g/cm³ (20 °C)
Melting Point -83.55 °C
Boiling Point 77.3 °C (1013 hPa)
Explosion Limit 2.8 - 28 %(V)
Ignition Temperatare 480 °C
PH Value 6.0 - 7.5 (50 g/l, H₂O, 20 °C)
Refractive Index 1.391 (20 °C, 589 nm)
Vapor Pressure 124 hPa (20 °C)
Solubility 73 g/l (20 °C)
Flash point -1°C