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LC3432 Maleic acid

for synthesis


Order number Packaging Quantity Price €
AC30432 Plastic bottle 100 g 11.25
AC30432 Plastic bottle 500 g 15.3
AC30432 Plastic bottle 1 kg 26.1
AC30432 Plastic bottle 5 kg 112.5
AC30432 Fibre carton 50 kg Inquire


Product information
Synonyms cis-Butenedioic acid
Hill Formula C4H4O4
Chemical formula HOOCCH=CHCOOH
HS Code 2917 19 90
EC number 203-742-5
Molar mass 116.07 g/mol
EC index number 607-095-00-3
CAS number 110-16-7


Chemical and physical data
Solubility 788 g/l (25 °C)
Melting point 132 – 135 °C
Molar mass 116.07 g/mol
Density 1.59 g/cm3 (20 °C)
Bulk density 750 – 800 kg/m3
pH value 1.3 (100 g/l, H2O, 20 °C)
Boiling point 135 °C (decomposition)
Vapor pressure < - 0.1 hPa (20 °C)
Flash point >100 °C


Safety information according to GHS
Hazard Statement(s) H302: Harmful if swallowed.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
H317: May cause an allergic skin reaction.
Precautionary Statement(s) P280: Wear protective gloves.
P302 + P350: IF ON SKIN: Gently wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)
RTECS OM9625000
Storage class 8 A Combustible substances, corrosive
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 22-36/37/38-43
Harmful if swallowed.Irritating to eyes, respiratory system and skin.May cause sensitization by skin contact.
S Phrase S 24-26-28-37-46
Avoid contact with skin.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.After contact with skin, wash immediately with plenty of soap and water.Wear suitable gloves.If swallowed, seek medical advice immediately and show this container or label.
Categories of danger harmful, irritant, sensitizing
Hazard Symbol



Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good


Toxicological data
LD 50 oral LD50 rat 708 mg/kg
LD 50 dermal LD50 rabbit 1560 mg/kg


Assay (HPLC, area%) ≥ 99 %
Melting range
– lower value
≥ 132 °C
– upper value ≤ 135 °C
Identity (IR) passes test


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