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LC1960 Ethyl acetylenecarboxylate

for synthesis


Order number Packaging Quantity Price €
AC28960 Glass bottle 5 ml 33.75
AC28960 Glass bottle 25 ml 119.7


Product information
Synonyms Ethyl propiolate, Acetylenecarboxylic acid ethyl ester, Propiolic acid ethyl ester
Hill Formula C5H6O2
HS Code 2916 19 95
EC number 210-795-8
Molar mass 98.1 g/mol
CAS number 623-47-2


Chemical and physical data
Solubility (20 °C) insoluble
Melting point 9 °C
Molar mass 98.1 g/mol
Density 0.96 g/cm3 (20 °C)
Boiling point 92 °C (67 hPa)
Flash point -12 °C
Refractive index 1.4105 (20 °C, 589 nm)


Safety information
R Phrase R 10-36/37/38
Flammable.Irritating to eyes, respiratory system and skin.
S Phrase S 24-26
Avoid contact with skin.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Categories of danger flammable, irritant
Hazard Symbol Irritant
Storage class 3 Flammable Liquids
WGK WGK 3 highly 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.


Transport information
Declaration (transport by sea) IMDG-Code UN 1195 ETHYL PROPIONATE, 3, II
Declaration (transport by air) IATA-DGR UN 1195 ETHYL PROPIONATE, 3, II


Assay (GC, area%) ≥ 97 %
Density (d 20 °C/ 4 °C) 0.963 – 0.965
Identity (IR) passes test


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