ETHYL 2-CYANOACETOACETATE Property

Boiling point:

105-107°C 15mm

Density 

1.120±0.06 g/cm3(Predicted)

vapor pressure 

14.665Pa at 25℃

pka

4.58±0.46(Predicted)

form 

Liquid

Water Solubility 

Not miscible or difficult to mix in water.

LogP

0.95 at 21.5℃ and pH3.5-3.74

Surface tension

66.9mN/m at 1g/L and 20℃

CAS DataBase Reference

634-55-9

Safety

Risk Statements 

20/21/22-41

Safety Statements 

26-36/37/39-39

RIDADR 

3276

HazardClass 

6.1

PackingGroup 

III

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H301Toxic if swalloed

H311Toxic in contact with skin

H331Toxic if inhaled

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P405Store locked up.

ETHYL 2-CYANOACETOACETATE Chemical Properties,Usage,Production

Uses

It is used as a pharmaceutical intermediate. It is also used in the synthesis of fluorine-containing alkyl 2-cyano-3-oxocarboxylates and also in the syntheses of pyrazolo [1, 2-a] pyrazole and pyrazolo [5, 1-b] [1, 3] oxazine derivatives.

Definition

ChEBI: Ethyl 2-cyanoacetoacetate is an alpha-substituted cyanoacetate ester and an ethyl ester.

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 28, p. 453, 1991 DOI: 10.1002/jhet.5570280247