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LC4592 Propionyl chloride
for synthesis


Order number Packaging Quantity Price €
AC31592 Glass bottle 100 ml 11.88
AC31592 Glass bottle 500 ml 18.45


Product information
Synonyms Propionic acid chloride
Hill Formula C3H5ClO
Chemical formula CH3CH2COCl
HS Code 2915 90 00
EC number 201-170-0
Molar mass 92.52 g/mol
EC index number 607-093-00-2
CAS number 79-03-8


Chemical and physical data
Ignition temperature 270 °C
Solubility (20 °C) (rigorous decomposition)
Melting point -94 °C
Molar mass 92.52 g/mol
Density 1.06 g/cm3 (20 °C)
Boiling point 80 °C (1013 hPa)
Vapor pressure 106 hPa (20 °C)
Explosion limit 3.6 – 11.9 %(V)
Flash point 6 °C
Refractive index 1.4032 (20 °C, 589 nm)


Safety information according to GHS
Hazard Statement(s) H225: Highly flammable liquid and vapour.
H314: Causes severe skin burns and eye damage.
EUH014: Reacts violently with water.
Precautionary Statement(s) P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P301 + P330 + P331: IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P403 + P235: Store in a well-ventilated place. Keep cool.
Signal Word Danger
Hazard Pictogram(s)
Storage class 3 Flammable Liquids
Disposal 11
Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A.


Safety information
R Phrase R 11-14-20-34
Highly flammable.Reacts violently with water.Harmful by inhalation.Causes burns.
S Phrase S 8-16-26-36/37/39-45
Keep container dry.Keep away from sources of ignition – No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger highly flammable, harmful, corrosive
Hazard Symbol



Transport information
Declaration (transport by sea) IMDG-Code UN 1815 PROPIONYL CHLORIDE, 3 (8), II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 1815 PROPIONYL CHLORIDE, 3 (8), II


Toxicological data
LD 50 oral LD50 rat 823 mg/kg


Assay (morpholine method) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.057 – 1.059
Identity (IR) passes test