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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: PBEPBEultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-286.328818
Energy at 298.15K-286.336453
HF Energy-286.328818
Nuclear repulsion energy215.192752
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at PBEPBEultrafine/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3052 3018 14.98      
2 A' 2979 2946 12.32      
3 A' 2891 2859 69.78      
4 A' 2883 2851 16.26      
5 A' 2277 2252 0.43      
6 A' 1467 1451 4.84      
7 A' 1446 1430 1.84      
8 A' 1432 1416 6.26      
9 A' 1383 1368 9.79      
10 A' 1352 1337 6.52      
11 A' 1320 1305 39.46      
12 A' 1112 1099 56.13      
13 A' 1097 1085 170.33      
14 A' 1015 1004 19.31      
15 A' 932 922 2.78      
16 A' 870 860 7.24      
17 A' 540 534 0.88      
18 A' 408 403 1.00      
19 A' 290 287 2.09      
20 A' 128 127 3.28      
21 A" 3056 3022 17.69      
22 A" 2917 2884 24.60      
23 A" 2902 2870 40.50      
24 A" 1430 1414 7.18      
25 A" 1252 1238 1.72      
26 A" 1205 1192 3.22      
27 A" 1137 1124 5.63      
28 A" 986 975 0.67      
29 A" 797 788 0.97      
30 A" 360 356 1.09      
31 A" 235 232 0.14      
32 A" 112 111 5.90      
33 A" 77 76 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 22669.1 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 22415.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at PBEPBEultrafine/aug-cc-pVTZ
ABC
0.53132 0.04921 0.04623

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.087 2.502 0.000
C2 -1.287 1.001 0.000
O3 0.000 0.372 0.000
C4 -0.116 -1.038 0.000
C5 1.216 -1.644 0.000
N6 2.258 -2.158 0.000
H7 -2.061 3.010 0.000
H8 -0.529 2.820 0.891
H9 -0.529 2.820 -0.891
H10 -1.857 0.678 -0.893
H11 -1.857 0.678 0.893
H12 -0.665 -1.401 -0.892
H13 -0.665 -1.401 0.892

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51422.39143.67064.74235.73621.09861.09781.09782.17262.17264.02554.0255
C21.51421.43312.35173.64184.74882.15252.16232.16231.10771.10772.63662.6366
O32.39141.43311.41432.35383.39103.34772.65832.65832.08332.08332.09292.0929
C43.67062.35171.41431.46312.62474.49093.98063.98062.60262.60261.10921.1092
C54.74233.64182.35381.46311.16205.69164.87464.87463.95363.95362.09652.0965
N65.73624.74883.39102.62471.16206.73505.77425.77425.07685.07683.14903.1490
H71.09862.15253.34774.49095.69166.73501.78181.78182.50582.50584.71144.7114
H81.09782.16232.65833.98064.87465.77421.78181.78173.08782.52034.58364.2225
H91.09782.16232.65833.98064.87465.77421.78181.78172.52033.08784.22254.5836
H102.17261.10772.08332.60263.95365.07682.50583.08782.52031.78632.39572.9879
H112.17261.10772.08332.60263.95365.07682.50582.52033.08781.78632.98792.3957
H124.02552.63662.09291.10922.09653.14904.71144.58364.22252.39572.98791.7849
H134.02552.63662.09291.10922.09653.14904.71144.22254.58362.98792.39571.7849

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.435 C1 C2 H10 110.961
C1 C2 H11 110.961 C2 C1 H7 109.922
C2 C1 H8 110.741 C2 C1 H9 110.741
C2 O3 C4 111.365 O3 C2 H10 109.498
O3 C2 H11 109.498 O3 C4 C5 109.770
O3 C4 H12 111.500 O3 C4 H13 111.500
C4 C5 N6 178.178 C5 C4 H12 108.404
C5 C4 H13 108.404 H7 C1 H8 108.440
H7 C1 H9 108.440 H8 C1 H9 108.488
H10 C2 H11 107.472 H12 C4 H13 107.143
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability