Ethyl cyanoacetate
- Formula: C5H7NO2
- Molecular weight: 113.1146
- IUPAC Standard InChI: InChI=1S/C5H7NO2/c1-2-8-5(7)3-4-6/h2-3H2,1H3
- IUPAC Standard InChIKey: ZIUSEGSNTOUIPT-UHFFFAOYSA-N
- CAS Registry Number: 105-56-6
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Acetic acid, cyano-, ethyl ester; Cyanoacetic acid, ethyl ester; Cyanoacetic ester; Ethyl cyanacetate; Ethyl cyanoethanoate; Malonic acid, ethyl ester nitrile; NCCH2COOC2H5; Cyanacetate ethyle; USAF KF-25; Estere cianoacetico; Ethylester kyseliny kyanoctove; UN 2666; Ethyl ester of cyanoacetic acid; Acetic acid, 2-cyano-, ethyl ester; NSC 8844
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Gas phase ion energetics data
Go To: Top, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
De-protonation reactions
C5H6NO2- + =
By formula: C5H6NO2- + H+ = C5H7NO2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 339.9 ± 2.3 | kcal/mol | G+TS | Taft and Bordwell, 1988 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 333.6 ± 2.0 | kcal/mol | IMRE | Taft and Bordwell, 1988 | gas phase |
IR Spectrum
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Gas phase ion energetics data, IR Spectrum, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Due to licensing restrictions, this spectrum cannot be downloaded.
| Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | Japan AIST/NIMC Database- Spectrum MS-NW-1495 |
| NIST MS number | 228301 |
Gas Chromatography
Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SE-54 | 959. | Weber, 1986 | 25. m/0.31 mm/0.17 μm, H2, 2. K/min; Tstart: 35. C |
| Capillary | SE-54 | 960. | Weber, 1986 | 25. m/0.31 mm/0.17 μm, H2, 2. K/min; Tstart: 35. C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-5 | 962. | Jung, Wichmann, et al., 1999 | 25. m/0.20 mm/0.33 μm, 50. C @ 3. min, 5. K/min; Tend: 180. C |
References
Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Taft and Bordwell, 1988
Taft, R.W.; Bordwell, F.G.,
Structural and Solvent Effects Evaluated from Acidities Measured in Dimethyl Sulfoxide and in the Gas Phase,
Acc. Chem. Res., 1988, 21, 12, 463, https://doi.org/10.1021/ar00156a005
. [all data]
Weber, 1986
Weber, L.,
Utilization of the Sadtler standard RI system in micropollution analyses,
J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 8, 446-451, https://doi.org/10.1002/jhrc.1240090806
. [all data]
Jung, Wichmann, et al., 1999
Jung, A.; Wichmann, K.-H.; Kolb, M.,
VOC emission of polymeric packaging materials,
LaborPraxis, 1999, 23, 9, 20-22. [all data]
Notes
Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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