Ethyl Cyanoacetate

Title: Ethyl Cyanoacetate
CAS Registry Number: 105-56-6
CAS Name: Cyanoacetic acid ethyl ester
Additional Names: cyanoacetic ester; ethyl cyanoethanoate; malonic acid ethyl ester nitrile
Molecular Formula: C5H7NO2
Molecular Weight: 113.11
Percent Composition: C 53.09%, H 6.24%, N 12.38%, O 28.29%
Line Formula: CNCH2COOC2H5
Literature References: Made by the interaction of sodium cyanide and chloroacetic acid and subsequent esterification of the cyanoacetic acid formed: Kohler, Allen, Org. Synth. 3, 53 (1923); Inglis, ibid. 8, 74 (1928).
Properties: Liquid. Slight, pleasant odor. d425 1.0560; d450 1.0306; d470 1.0110. mp -22°. bp760 206.0°; bp100 152.8°; bp40 133.8°; bp20 119.8°; bp10 106.0°; bp5 93.5°; bp1.0 67.8°. nD20.5 1.41793. Insol in water. Miscible with alcohol, ether; sol in ammonia water, aq solns of alkalies.
Melting point: mp -22°
Boiling point: bp760 206.0°; bp100 152.8°; bp40 133.8°; bp20 119.8°; bp10 106.0°; bp5 93.5°; bp1.0 67.8°
Index of refraction: nD20.5 1.41793
Density: d425 1.0560; d450 1.0306; d470 1.0110
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