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ChemicalBook--->CAS DataBase List--->634-55-9

634-55-9

634-55-9 Structure

634-55-9 Structure
IdentificationBack Directory
[Name]

ETHYL 2-CYANOACETOACETATE
[CAS]

634-55-9
[Synonyms]

FR-0406
SBB007825
TIMTEC-BB SBB007825
ETHYL A-CYANOACETOACETATE
ETHYL 2-CYANOACETOACETATE
ETHYL 2-ACETYLCYANOACETATE
Ethyl Isocyanoacetoacetate
2-Cyano ethyl 3-oxobutanoate
Ethyl 2-cyano-3-oxobutanoate
ETHYL ALPHA-CYANOACETOACETATE
Ethyl 2-Cyanoacetoacetate, Pract.
2-cyano-3-oxobutanoic acid ethyl ester
2-cyano-3-keto-butyric acid ethyl ester
BUTANOIC ACID, 2-CYANO-3-OXO ETHYL ESTER
(2S)-2-cyano-3-oxobutanoic acid ethyl ester
[EINECS(EC#)]

700-172-3
[Molecular Formula]

C7H9NO3
[MDL Number]

MFCD00043487
[MOL File]

634-55-9.mol
[Molecular Weight]

155.15
Chemical PropertiesBack Directory
[Boiling point ]

105-107°C 15mm
[density ]

1.120±0.06 g/cm3(Predicted)
[vapor pressure ]

14.665Pa at 25℃
[form ]

Liquid
[pka]

4.58±0.46(Predicted)
[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 DataBack Directory
[Risk Statements ]

20/21/22-41
[Safety Statements ]

26-36/37/39-39
[RIDADR ]

3276
[HazardClass ]

6.1
[PackingGroup ]

III
Hazard InformationBack Directory
[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
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