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LC1996 Ethyl chloroglyoxlate

for synthesis


Order number Packaging Quantity Price €
AC28996 Glass bottle 25 ml 18.68


Product information
Synonyms Chloroglyoxylic acid ethyl ester, Ethoxalyl chloride, Ethyl chloroformylformate, Chloroformylformic acid ethyl ester
Hill Formula C4H5ClO3
Chemical formula ClCOCOOC2H5
HS Code 2917 19 90
EC number 225-285-0
Molar mass 136.53 g/mol
Storage Store below +15°C.
CAS number 4755-77-5


Chemical and physical data
Solubility (20 °C) (decomposition)
Molar mass 136.53 g/mol
Density 1.23 g/cm3 (20 °C)
Boiling point 135 °C (1013 hPa)
Flash point 41 °C
Refractive index 1.417 (20 °C, 589 nm)


Safety information according to GHS
Hazard Statement(s) H226: Flammable liquid and vapour.
H314: Causes severe skin burns and eye damage.
H335: May cause respiratory irritation.
Precautionary Statement(s) P280: Wear protective gloves/eye protection/face protection.
P301 + P330 + P331: IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Danger
Hazard Pictogram(s)

Storage class 3 Flammable Liquids
WGK WGK 3 highly water endangering
Disposal 11
Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A.


Safety information
R Phrase R 10-34-37
Flammable.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).
Hazard Symbol Corrosive


Transport information
Declaration (transport by sea) IMDG-Code UN 2920 CORROSIVE LIQUID, FLAMMABLE, N.O.S.(ETHYL CHLOROFORMYLFORMATE), 8 (3), II



Assay (GC, area%) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.225 – 1.228
Identity (IR) passes test


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