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LC1994 Ethyl 4-chloroacetoacetate

for synthesis


Order number Packaging Quantity Price €
AC28994 Glass bottle 100 ml 29.03


Product information
Synonyms 4-Chloroacetoacetic acid ethyl ester
Hill Formula C6H9ClO3
Chemical formula ClCH2COCH2COOC2H5
HS Code 2918 30 00
EC number 211-317-0
Molar mass 164.59 g/mol
CAS number 638-07-3


Chemical and physical data
Ignition temperature 320 °C
Solubility 47.0 g/l (20 °C)
Melting point -8 °C
Molar mass 164.59 g/mol
Density 1.21 g/cm3 (20 °C)
pH value 2.9 (10 g/l, H2O, 20 °C)
Boiling point 220 °C (1013 hPa)
Vapor pressure 0.1 hPa (20 °C)
Explosion limit 1.8 %(V)
Flash point 106 °C
Refractive index 1.4546 (17 °C, 589 nm)


Safety information
R Phrase R 24/25-34-43-51/53
Toxic in contact with skin and if swallowed.Causes burns.May cause sensitization by skin contact.Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 26-36/37/39-45-61
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).Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger toxic, corrosive, sensitizing, dangerous for the environment
Hazard Symbol


Dangerous for the environment

RTECS AK5110000
Storage class Combustible substances, toxic
WGK WGK 3 highly water endangering
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535)


Transport information
Declaration (transport by sea) IMDG-Code UN 2922 CORROSIVE LIQUID, TOXIC, N.O.S.(ETHYL 4-CHLOROACETOACETATE), 8 (6.1), II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 2922 CORROSIVE LIQUID, TOXIC, N.O.S.(ETHYL 4-CHLOROACETOACETATE), 8 (6.1), II


Toxicological data
LD 50 oral LD50 rat 180 mg/kg


Assay (GC, area%) ≥ 97 %
Density (d 20 °C/ 4 °C) 1.208 – 1.210
Identity (IR) passes test


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