| |
Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
| You are here: Experimental > One molecule all properties | |
| Other names |
|---|
| (E)-CH3CH=NOH; Acetaldehyde oxime; Acetaldoxime; Acetaldoxime,syn & anti; Aldoxime; Ethanal oxime; Ethylidenehydroxylamine; USAF am-5; (E)-acetaldehyde oxime; |
| INChI | INChIKey | SMILES | IUPAC name |
|---|---|---|---|
| InChI=1S/C2H5NO/c1-2-3-4/h2,4H,1H3/b3-2+ | FZENGILVLUJGJX-NSCUHMNNSA-N | C/C=N/O | (E)-acetaldehyde oxime |
| State | Conformation |
|---|---|
| 1A' | CS trans |
| Property | Value | Uncertainty | units | Reference | Comment |
|---|---|---|---|---|---|
Hfg(298.15K) ![]() |
-22.55 | 0.29 | kJ mol-1 | 1990STE/CHI | |
Hfg(0K) ![]() |
0.29 | kJ mol-1 | 1990STE/CHI | ||
Entropy (298.15K) ![]() |
J K-1 mol-1 | ||||
Integrated Heat Capacity (0 to 298.15K) ![]() |
kJ mol-1 |
| Mode Number | Symmetry | Frequency | Intensity | Comment | Description | ||||
|---|---|---|---|---|---|---|---|---|---|
| Fundamental(cm-1) | Harmonic(cm-1) | Reference | (km mol-1) | unc. | Reference | ||||
| A | B | C | reference | comment |
|---|---|---|---|---|
| 1.48814 | 0.14136 | 0.13255 | 1969Rog/Sch:397 |
Product of moments of inertia ![]() | ||||
|---|---|---|---|---|
| 171809.1 | amu3Å6 | 7.867091727195E-115 | gm3 cm6 | |
Point Group
| Description | Value | unc. | Connectivity | Reference | Comment | |||
|---|---|---|---|---|---|---|---|---|
| Atom 1 | Atom 2 | Atom 3 | Atom 4 | |||||
| rCN | 1.276 | 2 | 3 | 1969Rog/Sch:397 | !assumed | |||
| rNO | 1.408 | 3 | 4 | 1969Rog/Sch:397 | !assumed | |||
| rOH | 0.956 | 4 | 5 | 1969Rog/Sch:397 | !assumed | |||
| rCH | 1.085 | 2 | 9 | 1969Rog/Sch:397 | !assumed | |||
| rCH | 1.100 | 1 | 6 | 1969Rog/Sch:397 | !assumed | |||
| rCC | 1.550 | 1 | 2 | 1969Rog/Sch:397 | !assumed | |||
| aHON | 103 | 3 | 4 | 5 | 1969Rog/Sch:397 | !assumed | ||
| aCNO | 110 | 2 | 3 | 4 | 1969Rog/Sch:397 | !assumed | ||
| aHCN | 122 | 3 | 2 | 9 | 1969Rog/Sch:397 | !assumed | ||
| aCCN | 116 | 1 | 2 | 3 | 1969Rog/Sch:397 | !assumed | ||
| aHCH | 109.4 | 6 | 1 | 7 | 1969Rog/Sch:397 | !assumed | ||
| Atom | x (Å) | y (Å) | z (Å) |
|---|
Bond descriptions
| Bond Type | Count |
|---|---|
| C=N | 1 |
| N-O | 1 |
| H-O | 1 |
| H-C | 4 |
| C-C | 1 |
| Atom 1 | Atom 2 |
|---|---|
| C1 | C2 |
| C1 | H6 |
| C1 | H7 |
| C1 | H8 |
| C2 | N3 |
| C2 | H9 |
| N3 | O4 |
| O4 | H5 |
| Energy (cm-1) | Degeneracy | reference | description |
|---|---|---|---|
| 0 | 1 | 1A' |
| Ionization Energy | I.E. unc. | vertical I.E. | v.I.E. unc. | reference |
|---|---|---|---|---|
| 10.000 | 10.200 | webbook |
| State | Config | State description | Conf description | Exp. min. | Dipole (Debye) | Reference | comment | Point Group | Components | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| x | y | z | total | dipole | quadrupole | ||||||||
| 1 | 1 | 1A' | CS trans | True | 0.887 | 0.304 | 0.938 | 1969Rog/Sch:397 | μx = μa , μy =μb | Cs | 2 | 3 | |
| 1 | 2 | 1A' | CS cis | False | 0.801 | 0.284 | 0.850 | 1969Rog/Sch:397 | μx = μa , μy =μb | Cs | 2 | 3 | |
| State | Config | State description | Conf description | Exp. min. | Quadrupole (D Å) | Reference | comment | Point Group | Components | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| xx | yy | zz | dipole | quadrupole | ||||||||
| 1 | 1 | 1A' | CS trans | True | Cs | 2 | 3 | |||||
| 1 | 2 | 1A' | CS cis | False | Cs | 2 | 3 | |||||
| squib | reference | DOI |
|---|---|---|
| 1969Rog/Sch:397 | Rogowski, Schwendeman, Microwave Spectra, Barriers to Internal Rotation, Quadrupole Coupling Constants, and Dipole Moments of cis- and trans-Acetaldoxime | 10.1063/1.1670810 |
| 1990STE/CHI | Steele, W.V.; Chirico, R.D.; Nguyen, A.; Hossenlopp, I.A.; Smith, N.K., Determination of ideal-gas enthalpies of formation for key compounds, Am. Inst. Chem. Eng. Symp. Ser. (AIChE Symp. Ser.), 1990, 138-154. | |
| webbook | NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) | 10.18434/T4D303 |
Got a better number? Please email us at
[email protected]
| Browse | |
|---|---|
| Previous | Next |