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Ethyl acetoacetate with CAS 141-97-9

what is of  Ethyl acetoacetate with CAS 141-97-9?

This compound is a tautomer at room temperature consisting of about 93% keto form and 7% enol form.

1.Quick details of  Ethyl acetoacetate with CAS 141-97-9

CAS No.:141-97-9
Other Names:EAA
EINECS No.:205-516-1
Place of Origin:Shandong, China
Type:Agrochemical Intermediates, Flavor & Fragrance Intermediates
Model Number:HHWHB-12181
Application:Organic raw materials
Appearance:Colorless to yellow liquid.
Product name:Ethyl acetoacetate
Melting point:-43 °C(lit.)
Boiling point:181 °C(lit.)
density:1.029 g/mL at 20 °C(lit.)
vapor density:4.48 (vs air)
vapor pressure:1 mm Hg ( 28.5 °C)
refractive index:n20/D 1.419
Fp:185 °F
storage temp.:Store below +30°C.

2.Description of  Ethyl acetoacetate with CAS 141-97-9


Items Specifications
 Acid Value  ≤5.0
 Melting point  −43 °C(lit.)
 Boiling point  181 °C(lit.)
 density  1.029 g/mL at 20 °C(lit.)
 vapor density  4.48 (vs air)


Ethyl acetoacetate (EAA) is used as starting material for the syntheses of alpha-substituted acetoacetic esters and cyclic compounds, e.g. pyrazole, pyrimidine and coumarin derivatives as well as intermediate for vitamins and pharmaceuticals. Product Data Sheet