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LC2617 Diethyl ethoxymethylenemalonate
for synthesis


Order number Packaging Quantity Price €
AC29617 Glass bottle 250 ml 37.60


Product information
Synonyms Ethoxymethylenemalonic acid diethyl ester
Hill Formula C10H16O5
Chemical formula C2H5OCH=C(COOC2H5)2
HS Code 2918 99 90
EC number 201-725-7
Molar mass 216.23 g/mol
CAS number 87-13-8


Chemical and physical data
Ignition temperature 215 °C
Solubility (20 °C) insoluble
Melting point -33 °C
Molar mass 216.23 g/mol
Density 1.08 g/cm3 (20 °C)
Boiling point 280 °C (1013 hPa) (decomposition)
Flash point 144 °C
Refractive index 1.46 (20 °C, 589 nm)


Safety information according to GHS
Hazard Statement(s) H302: Harmful if swallowed.
H335: May cause respiratory irritation.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
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.
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.
P304 + P341: IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing.
P342 + P311: If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician.
Signal Word Danger
Hazard Pictogram(s)
Storage class 10 Combustible liquids not in Storage Class 3
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 22-36/37/38-42/43
Harmful if swallowed.Irritating to eyes, respiratory system and skin.May cause sensitization by inhalation and skin contact.
S Phrase S 23-24-37-45
Do not breathe spray, vapour.Avoid contact with skin.Wear suitable gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger harmful, irritant, sensitizing
Hazard Symbol Harmful


Toxicological data
LD 50 oral LD50 rat 925 mg/kg
LD 50 dermal LD50 rat > 2000 mg/kg


Assay (GC, area%) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.079 – 1.081
Identity (IR) passes test