Diethylcyanamide
- Formula: C5H10N2
- Molecular weight: 98.1463
- IUPAC Standard InChIKey: ZZTSQZQUWBFTAT-UHFFFAOYSA-N
- CAS Registry Number: 617-83-4
- 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: Cyanamide, diethyl-; N,N-Diethylcyanamide; USAF ek-6326; Diethylkyanamid
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Condensed phase thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | 15.8 ± 1.8 | kJ/mol | Ccb | Ushakov, Sedov, et al., 1997 | |
ΔfH°liquid | 15.8 ± 1.8 | kJ/mol | Ccb | Ushakov, Sedov, et al., 1997 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -3412.5 ± 1.8 | kJ/mol | Ccb | Ushakov, Sedov, et al., 1997 | |
ΔcH°liquid | -3412.5 ± 1.8 | kJ/mol | Ccb | Ushakov, Sedov, et al., 1997 |
Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 461.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 192.1 | K | N/A | Witschonke, 1954 | Uncertainty assigned by TRC = 0.35 K; TRC |
Tfus | 192.55 | K | N/A | Witschonke, 1954 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 47.7 ± 0.8 | kJ/mol | V | Ushakov, Sedov, et al., 1997 | ALS |
ΔvapH° | 47.7 ± 0.8 | kJ/mol | V | Ushakov, Sedov, et al., 1997 | ALS |
ΔvapH° | 47.7 | kJ/mol | N/A | Ushakov, Sedov, et al., 1997 | DRB |
Gas phase ion energetics data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
View reactions leading to C5H10N2+ (ion structure unspecified)
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
8.97 | PE | Molder, Pikver, et al., 1983 |
IR Spectrum
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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
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | SRD/NIST Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | EPA-IR VAPOR PHASE LIBRARY |
State | gas |
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Phase change data, 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
View image of digitized spectrum (can be printed in landscape orientation).
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-IW- 572 |
NIST MS number | 238938 |
Gas Chromatography
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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
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | VF-5 | 903. | Li and Zhao, 2009 | 30. m/0.25 mm/0.25 μm, Helium, 60. C @ 2. min, 10. K/min, 300. C @ 10. min |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, 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.
Ushakov, Sedov, et al., 1997
Ushakov, V.S.; Sedov, S.M.; Knyazev, B.A.; Kuchkaev, B.I.,
The thermodynamic properties of N,N-diethyl cyanamide,
Russ. J. Phys. Chem. (Engl. Transl.), 1997, 72, 1565-1568, In original 1743. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Witschonke, 1954
Witschonke, C.R.,
Freezing point and purity data for some organic compounds,
Anal. Chem., 1954, 26, 562-4. [all data]
Molder, Pikver, et al., 1983
Molder, U.H.; Pikver, R.J.; Koppel, I.A.,
Photoelectron spectra of molecules. 3. Nitriles,
Org. React. Tartu, 1983, 20, 230. [all data]
Li and Zhao, 2009
Li, L.; Zhao, J.,
Determination of the volatile composition of Rhodobryum giganteum (Schwaegr.) Par. (Bryaceae) using solid-phase microextraction and gas chromatography / mass spectrometry (GC/MS),
Molecules, 2009, 14, 6, 2195-2201, https://doi.org/10.3390/molecules14062195
. [all data]
Notes
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- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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