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638-07-3

Name Ethyl 4-chloroacetoacetate
CAS 638-07-3
EINECS(EC#) 211-317-0
Molecular Formula C6H9ClO3
MDL Number MFCD00000939
Molecular Weight 164.59
MOL File 638-07-3.mol
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Chemical Properties

Appearance Colorless to pale reddish-yellow clear liquid
Melting point  -8 °C
Boiling point  115 °C/14 mmHg (lit.)
density  1.218 g/mL at 25 °C(lit.)
refractive index  n20/D 1.452(lit.)
Fp  206 °F
storage temp.  2-8°C
solubility  47.0g/l
form  Liquid
pka 9.56±0.46(Predicted)
color  Clear colorless to pale reddish-yellow
PH 2.9 (10g/l, H2O, 20℃)
explosive limit 1.8%(V)
Water Solubility  47.5 g/L (20 ºC)
Usage Ethyl-4-chloracetoacetate (CAAEt) is used as intermediate for organic syntheses, e.g. ethyl 4-chloro-3-arylaminocrotonates, diethyl succinylsuccinate, 2-alkyl-4-hydroxy-6-chloromethylpyrimidines, 4-chloromethylcoumarines. Product Data Sheet
Detection Methods GC,NMR
BRN  1761275
InChIKey OHLRLMWUFVDREV-UHFFFAOYSA-N
CAS DataBase Reference 638-07-3(CAS DataBase Reference)
NIST Chemistry Reference Butanoic acid, 4-chloro-3-oxo-, ethyl ester(638-07-3)
EPA Substance Registry System 638-07-3(EPA Substance)
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Safety Data

Hazard Codes  T,N,C
Risk Statements 
R25:Toxic if swallowed.
R34:Causes burns.
R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R24/25:Toxic in contact with skin and if swallowed .
R36:Irritating to the eyes.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S27:Take off immediately all contaminated clothing .
RIDADR  UN 2922 8/PG 2
WGK Germany  3
RTECS  AK5110000
F  8-10-19-21
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  29183000

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