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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: MP4/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/cc-pVDZ
 hartrees
Energy at 0K-285.824197
Energy at 298.15K-285.831893
HF Energy-284.846879
Nuclear repulsion energy214.482548
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 MP4/cc-pVDZ
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' 3159 3055        
2 A' 3065 2964        
3 A' 2997 2898        
4 A' 2986 2887        
5 A' 2188 2116        
6 A' 1523 1473        
7 A' 1494 1444        
8 A' 1491 1442        
9 A' 1446 1398        
10 A' 1399 1353        
11 A' 1371 1325        
12 A' 1171 1132        
13 A' 1152 1113        
14 A' 1066 1031        
15 A' 950 919        
16 A' 904 875        
17 A' 538 521        
18 A' 421 408        
19 A' 291 282        
20 A' 128 124        
21 A" 3165 3060        
22 A" 3038 2937        
23 A" 3028 2928        
24 A" 1475 1426        
25 A" 1291 1248        
26 A" 1249 1207        
27 A" 1185 1146        
28 A" 1028 994        
29 A" 820 793        
30 A" 348 336        
31 A" 254 245        
32 A" 108 105        
33 A" 65 63        

Unscaled Zero Point Vibrational Energy (zpe) 23396.4 cm-1
Scaled (by 0.9669) Zero Point Vibrational Energy (zpe) 22622.0 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 MP4/cc-pVDZ
ABC
0.50912 0.04939 0.04622

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.992 2.532 0.000
C2 -1.262 1.034 0.000
O3 0.000 0.366 0.000
C4 -0.175 -1.034 0.000
C5 1.163 -1.676 0.000
N6 2.219 -2.213 0.000
H7 -1.944 3.093 0.000
H8 -0.411 2.814 0.896
H9 -0.411 2.814 -0.896
H10 -1.850 0.735 -0.897
H11 -1.850 0.735 0.897
H12 -0.733 -1.383 -0.897
H13 -0.733 -1.383 0.897

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.52212.38193.65814.72715.72841.10501.10431.10432.18382.18384.02444.0244
C21.52211.42812.33643.63654.75992.16862.16682.16681.11351.11352.63182.6318
O32.38191.42811.41112.34983.40183.34852.63892.63892.08912.08912.09792.0979
C43.65812.33641.41111.48402.66814.48983.95793.95792.59652.59651.11271.1127
C54.72713.63652.34981.48401.18435.69124.84134.84133.96193.96192.11792.1179
N65.72844.75993.40182.66811.18436.74325.74335.74335.10395.10393.19463.1946
H71.10502.16863.34854.48985.69126.74321.79691.79692.52402.52404.72244.7224
H81.10432.16682.63893.95794.84135.74331.79691.79253.09942.52764.57514.2088
H91.10432.16682.63893.95794.84135.74331.79691.79252.52763.09944.20884.5751
H102.18381.11352.08912.59653.96195.10392.52403.09942.52761.79492.39472.9927
H112.18381.11352.08912.59653.96195.10392.52402.52763.09941.79492.99272.3947
H124.02442.63182.09791.11272.11793.19464.72244.57514.20882.39472.99271.7950
H134.02442.63182.09791.11272.11793.19464.72244.20884.57512.99272.39471.7950

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.640 C1 C2 H10 110.956
C1 C2 H11 110.956 C2 C1 H7 110.262
C2 C1 H8 110.166 C2 C1 H9 110.166
C2 O3 C4 110.751 O3 C2 H10 109.946
O3 C2 H11 109.946 O3 C4 C5 108.492
O3 C4 H12 111.909 O3 C4 H13 111.909
C4 C5 N6 178.666 C5 C4 H12 108.451
C5 C4 H13 108.451 H7 C1 H8 108.850
H7 C1 H9 108.850 H8 C1 H9 108.503
H10 C2 H11 107.409 H12 C4 H13 107.522
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability