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LC103 Acetaldehyde
for synthesis


Order number Packaging Quantity Price €
AC27103 Glass bottle 500 ml 14.85
AC27103 Glass bottle 1 l 19.575
AC27103 Glass bottle 2.5 l 39.15


Product information
Chemical formula Ethanal
Synonyms CH3CHO
Hill Formula C2H4O
HS Code 2912 12 00
EC number 200-836-8
Molar mass 44.05 g/mo
CAS number 75-07-0


Chemical and physical data
Ignition temperature 140 °C
Solubility (20 °C) miscible in all proportions
Melting point -123 °C
Molar mass 44.05 g/mol
Density 0.78 g/cm3 (20 °C)
pH value 5 (10 g/l, H2O, 20 °C)
Boiling point 20.4 °C (1013 hPa)
Vapor pressure 1006 hPa (20 °C) )
Explosion limit 4 – 57 %(V)
Flash point -20 °C
Refractive index 1.3316 (20 °C, 589 nm)


Safety information according to GHS
Hazard Statement(s) H224: Extremely flammable liquid and vapour.
H351: Suspected of causing cancer.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s) P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking.
P233: Keep container tightly closed.
P281: Use personal protective equipment as required.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P313: IF exposed or concerned: Get medical advice/attention.
Signal Word Danger
Hazard Pictogram(s)



Storage class 3 Flammable Liquids s
WGK WGK 1 slightly water endangering


Safety information
R Phrase R 12-36/37-40
Extremely flammable.Irritating to eyes and respiratory system.Limited evidence of a carcinogenic effect.
S Phrase S 16-33-36/37
Keep away from sources of ignition – No smoking.Take precautionary measures against static discharges.Wear suitable protective clothing and gloves.
Categories of danger extremely flammable, irritant, carcinogenic
Hazard Symbol Highly flammable


Transport information
Declaration (transport by sea) IMDG-Code UN 1089 ACETALDEHYDE, 3, I
Declaration (transport by air) IATA-DGR UN 1089 ACETALDEHYDE, 3, I


Toxicological data
LD 50 oral LD50 rat 661 mg/kg


Assay (GC, area%) ≥ 99 %
Density (d 20 °C/ 4 °C) 0.779 – 0.782


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for synthesis