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LC2372 Diethyl acetylenedicarboxylate
for synthesis

 

Order number Packaging Quantity Price €
AC29372 Glass bottle 10 ml 29.25

 

Product information
Synonyms 2-Butynedioic acid diethyl ester
Hill Formula C8H10O4
HS Code 2917 19 90
EC number 212-095-8
Molar mass 170.16 g/mol
CAS number 762-21-0

 

Chemical and physical data
Melting point 1.5 °C
Molar mass 170.16 g/mol
Density 1.067 g/cm3 (20 °C)
Boiling point 108 – 110 °C (14.7 hPa)
Flash point 94 °C

 

Safety information
R Phrase R 34
Causes burns.
S Phrase S 26-36/37/39-45
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 corrosive
Hazard Symbol Corrosive
Storage class 8 A Combustible substances, corrosive
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.

 

Toxicological data
Declaration (transport by sea) IMDG-Code UN 1760 CORROSIVE LIQUID, N.O.S.(DIETHYL ACETYLENEDICARBOXYLATE), 8, III
Declaration (transport by air) IATA-DGR UN 1760 CORROSIVE LIQUID, N.O.S.(DIETHYL ACETYLENEDICARBOXYLATE), 8, III

 

Specifications
Assay (GC, area%) ≥ 97 %
Identity (IR) passes test