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LC4843 Pentanal
for synthesis


Order number Packaging Quantity Price €
AC31843 Glass bottle 100 ml 11.88
AC31843 Glass bottle 500ml



Product information
Synonyms Valeraldehyde, Amylaldehyde
Hill Formula C5H10O
Chemical formula CH3(CH2)3CHO
HS Code 2912 19 90
EC number 203-784-4
Molar mass 86.13 g/mol
Storage Store at +2°C to +8°C.
CAS number 110-62-3


Chemical and physical data
Ignition temperature 205 °C DIN 51794
Solubility 14 g/l (20 °C)
Melting point -92 °C
Molar mass 86.13 g/mol
Density 0.81 g/cm3 (20 °C)
pH value (H2O) neutral
Boiling point 102 °C
Vapor pressure 36 hPa (20 °C)
Explosion limit 1.7 – 6.8 %(V)
Flash point 12 °C
Refractive index 1.3942 (20 °C, 589 nm)


Safety information according to GHS
Hazard Statement(s) H225: Highly flammable liquid and vapour.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H332: Harmful if inhaled.
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.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
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
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 11-20-36/37/38
Highly flammable.Harmful by inhalation.Irritating to eyes, respiratory system and skin.
S Phrase S 16
Keep away from sources of ignition – No smoking.
Categories of danger highly flammable, harmful, irritant
Hazard Symbol



Transport information
Declaration (transport by sea) IMDG-Code UN 2058 VALERALDEHYDE, 3, II
Declaration (transport by air) IATA-DGR UN 2058 VALERALDEHYDE, 3, II


Toxicological data
LD 50 oral LD50 rat 3200 mg/kg
LD 50 dermal LD50 rabbit 4850 mg/kg


Assay (GC, area%) ≥ 98 %
Density (d 20 °C/ 4 °C) 0.808 – 0.815
Identity (IR) passes test