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LC5144 Propionitrile
for synthesis


Order number Packaging Quantity Price €
AC32144 Glass bottle 100 ml  11.25
AC32144 Glass bottle 500 ml 19.125


Product information
Synonyms Ethyl cyanide
Hill Formula C3H5N
Chemical formula CH3CH2CN
HS Code 2926 90 95
EC number 203-464-4
Molar mass 55.07 g/mol
CAS number 107-12-0


Chemical and physical data
Ignition temperature 515 °C DIN 51794
Solubility 99.4 g/l (20 °C)
Melting point -92 °C
Molar mass 55.07 g/mol
Density 0.782 g/cm3 (20 °C)
pH value 10 (50 g/l, H2O, 20 °C)
Boiling point 97 °C
Vapor pressure 50 hPa (20 °C)
Explosion limit 3.1 – 14 %(V)
Flash point 2 °C
Refractive index 1.366 (20 °C, 589 nm)


Safety information
R Phrase R 11-20-25-27-36
Highly flammable.Harmful by inhalation.Toxic if swallowed.Very toxic in contact with skin.Irritating to eyes.
S Phrase S 9-16-28-36/37-45
Keep container in a well-ventilated place.Keep away from sources of ignition – No smoking.After contact with skin, wash immediately with plenty of soap and water.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger highly flammable, very toxic, irritant
Hazard Symbol Flammable
Very toxic
Storage class 3 Flammable Liquids
WGK WGK 1 slightly water endangering
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).


Transport information
Declaration (transport by sea) IMDG-Code UN 2404 PROPIONITRILE, 3 (6.1), II
Declaration (transport by air) IATA-DGR UN 2404 PROPIONITRILE, 3 (6.1), II


Toxicological data
LD 50 oral LD50 rat 39 mg/kg
LD 50 dermal LD50 rabbit 40 – 56 mg/kg


Assay(GC, area%) ≥ 99 %
Density (d 20 °C/ 4 °C) 0.781 – 0.783
Identity (IR) passes test