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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: HF/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 HF/cc-pVDZ
 hartrees
Energy at 0K-284.855489
Energy at 298.15K-284.863588
HF Energy-284.855489
Nuclear repulsion energy217.519497
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 HF/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' 3269 2969 33.94      
2 A' 3191 2898 18.66      
3 A' 3179 2886 39.44      
4 A' 3145 2856 43.99      
5 A' 2618 2377 3.41      
6 A' 1636 1486 2.93      
7 A' 1610 1461 2.99      
8 A' 1601 1454 3.92      
9 A' 1575 1430 5.01      
10 A' 1523 1383 65.93      
11 A' 1496 1358 60.84      
12 A' 1296 1176 249.76      
13 A' 1251 1136 39.10      
14 A' 1138 1033 18.33      
15 A' 1023 928 21.62      
16 A' 970 881 1.38      
17 A' 609 553 1.83      
18 A' 448 407 1.60      
19 A' 328 298 2.68      
20 A' 144 130 3.80      
21 A" 3279 2978 35.81      
22 A" 3221 2925 27.54      
23 A" 3184 2891 60.31      
24 A" 1578 1433 5.43      
25 A" 1405 1276 4.25      
26 A" 1366 1240 3.70      
27 A" 1279 1162 8.29      
28 A" 1123 1020 2.76      
29 A" 881 800 0.13      
30 A" 416 378 2.91      
31 A" 275 250 0.67      
32 A" 115 104 7.78      
33 A" 76 69 0.18      

Unscaled Zero Point Vibrational Energy (zpe) 25123.8 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 22812.4 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 HF/cc-pVDZ
ABC
0.51300 0.05064 0.04731

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.702 2.598 0.000
C2 -1.146 1.152 0.000
O3 0.000 0.338 0.000
C4 -0.274 -1.018 0.000
C5 0.998 -1.766 0.000
N6 1.958 -2.372 0.000
H7 -1.571 3.259 0.000
H8 -0.100 2.811 0.885
H9 -0.100 2.811 -0.885
H10 -1.755 0.933 -0.885
H11 -1.755 0.933 0.885
H12 -0.842 -1.320 -0.885
H13 -0.842 -1.320 0.885

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51232.36673.64094.68295.63691.09171.09071.09072.15922.15924.01914.0191
C21.51231.40562.33833.62064.69602.14892.15092.15091.09631.09632.64332.6433
O32.36671.40561.38302.32803.34313.31662.62872.62872.05372.05372.05912.0591
C43.64092.33831.38301.47602.61134.46863.93353.93352.60432.60431.09381.0938
C54.68293.62062.32801.47601.13565.64294.78894.78893.95573.95572.08992.0899
N65.63694.69603.34312.61131.13566.64515.64645.64645.04955.04953.11963.1196
H71.09172.14893.31664.46865.64296.64511.77351.77352.49452.49454.72004.7200
H81.09072.15092.62873.93354.78895.64641.77351.76923.06482.50264.55484.1971
H91.09072.15092.62873.93354.78895.64641.77351.76922.50263.06484.19714.5548
H102.15921.09632.05372.60433.95575.04952.49453.06482.50261.76922.43143.0071
H112.15921.09632.05372.60433.95575.04952.49452.50263.06481.76923.00712.4314
H124.01912.64332.05911.09382.08993.11964.72004.55484.19712.43143.00711.7696
H134.01912.64332.05911.09382.08993.11964.72004.19714.55483.00712.43141.7696

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.354 C1 C2 H10 110.723
C1 C2 H11 110.723 C2 C1 H7 110.183
C2 C1 H8 110.397 C2 C1 H9 110.397
C2 O3 C4 113.969 O3 C2 H10 109.725
O3 C2 H11 109.725 O3 C4 C5 108.991
O3 C4 H12 111.951 O3 C4 H13 111.951
C4 C5 N6 178.168 C5 C4 H12 107.906
C5 C4 H13 107.906 H7 C1 H8 108.710
H7 C1 H9 108.710 H8 C1 H9 108.391
H10 C2 H11 107.586 H12 C4 H13 107.978
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability