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LC3434 Maleic anhydride

for synthesis


Order number Packaging Quantity Price €
AC30434 Plastic bottle 100 g 11.88
AC30434 Plastic bottle 500 g 12.6
AC30434 Plastic bottle 1 kg 14.22
AC30434 Plastic bottle 5 kg 54
AC30434 Fibre carton 50 kg Inquire


Product information
Synonyms 2,5-Furanedione
Hill Formula C4H2O3
HS Code 2917 14 00
EC number 203-571-6
Molar mass 98.06 g/mol
EC index number 607-096-00-9
CAS number 108-31-6


Chemical and physical data
Ignition temperature 475 °C DIN 51794
Solubility (20 °C) soluble,(decomposition)
Melting point 51 – 53 °C
Molar mass 98.06 g/mol
Density 1.32 g/cm3 (55 °C)
Bulk density 700 – 800 kg/m3
pH value 0.8 (550 g/l, H2O, 20 °C) Hydrolysis
Boiling point 202 °C (1013 hPa)
Vapor pressure 2.8 hPa (52.9 °C)
Explosion limit 1.4 – 7.1 %(V)
Flash point 103 °C


Safety information according to GHS
Hazard Statement(s) H302: Harmful if swallowed.
H314: Causes severe skin burns and eye damage.
H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled.
H317: May cause an allergic skin reaction.
Precautionary Statement(s) P280: Wear protective gloves.
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.
P304 + P341: IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
Signal Word Danger
Hazard Pictogram(s)

RTECS ON3675000
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 22-34-42/43
Harmful if swallowed.Causes burns.May cause sensitization by inhalation and skin contact.
S Phrase S 22-26-36/37/39-45
Do not breathe dust.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 harmful, corrosive, sensitizing
Hazard Symbol



Transport information
Declaration (transport by sea) IMDG-Code UN 2215 MALEIC ANHYDRIDE, 8, III, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 2215 MALEIC ANHYDRIDE, 8, III


Toxicological data
LD 50 oral LD50 rat 1090 mg/kg
LD 50 dermal LD50 rabbit 2620 mg/kg


Assay (morpholine method) ≥ 99 %
Melting range
– lower value
≥ 51 °C
– upper value ≤ 54 °C
Identity (IR) passes test


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