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LC1627 Dimethyl acetylenedicarboxylate

for synthesis

 

Order number Packaging Quantity Price €
AC28627 Glass bottle 25 ml 35.775

 

Product information
Synonyms Acetylenedicarboxylic acid dimethyl ester
Hill Formula C6H6O4
HS Code 2917 19 90
EC number 212-098-4
Molar mass 142.11 g/mol
Storage Store below +15°C.
CAS number 762-42-5

 

Chemical and physical data
Solubility (20 °C) insoluble
Melting point -17.78 °C
Molar mass 142.11 g/mol
Density 1.16 g/cm3 (20 °C)
Boiling point 195 – 198 °C (1013 hPa)
Flash point 86 °C
Refractive index 1.447 (20 °C, 589 nm)

 

Safety information
R Phrase R 34-37
Causes burns.Irritating to respiratory system.
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

RTECS ES0175000
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.

 

Transport information
Declaration (transport by sea) IMDG-Code UN 3265 CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.(DIMETHYL-ACETYLENEDICARBOXYLATE), 8, II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 3265 CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.(DIMETHYL-ACETYLENEDICARBOXYLATE), 8, II

 

Specifications
Assay (GC, area%) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.157 – 1.165
Identity (IR) passes test

 

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Hazard Symbol

 

 

Hazard Symbol