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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: B3LYP/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 B3LYP/cc-pVTZ
 hartrees
Energy at 0K-286.688555
Energy at 298.15K-286.696319
HF Energy-286.688555
Nuclear repulsion energy216.202298
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 B3LYP/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' 3107 3003 21.16      
2 A' 3041 2940 14.09      
3 A' 2971 2872 61.74      
4 A' 2964 2865 19.47      
5 A' 2369 2290 0.63      
6 A' 1529 1478 4.23      
7 A' 1502 1452 0.62      
8 A' 1498 1448 6.62      
9 A' 1448 1399 8.26      
10 A' 1412 1365 8.99      
11 A' 1382 1336 51.05      
12 A' 1150 1111 71.58      
13 A' 1136 1098 168.25      
14 A' 1038 1003 16.78      
15 A' 954 922 8.27      
16 A' 896 866 6.42      
17 A' 558 539 1.09      
18 A' 419 405 1.02      
19 A' 300 290 2.20      
20 A' 133 128 3.42      
21 A" 3113 3009 23.41      
22 A" 2994 2894 5.48      
23 A" 2988 2888 65.02      
24 A" 1485 1435 6.52      
25 A" 1303 1260 2.41      
26 A" 1260 1218 3.58      
27 A" 1185 1146 6.15      
28 A" 1033 999 1.22      
29 A" 828 800 0.56      
30 A" 372 360 1.58      
31 A" 240 232 0.32      
32 A" 112 109 6.18      
33 A" 75 72 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 23396.1 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 22614.7 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 B3LYP/cc-pVTZ
ABC
0.52636 0.04973 0.04663

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.957 2.541 0.000
C2 -1.243 1.056 0.000
O3 0.000 0.358 0.000
C4 -0.167 -1.038 0.000
C5 1.144 -1.688 0.000
N6 2.157 -2.231 0.000
H7 -1.892 3.102 0.000
H8 -0.385 2.822 0.884
H9 -0.385 2.822 -0.884
H10 -1.826 0.770 -0.885
H11 -1.826 0.770 0.885
H12 -0.722 -1.379 -0.885
H13 -0.722 -1.379 0.885

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51272.38423.66564.72235.69801.09051.08951.08952.16222.16224.02544.0254
C21.51271.42552.35413.63664.72852.14692.15312.15311.09781.09782.64202.6420
O32.38421.42551.40592.34373.36913.33362.64612.64612.07052.07052.07832.0783
C43.66562.35411.40591.46342.61224.48533.96603.96602.60862.60861.09861.0986
C54.72233.63662.34371.46341.14925.67134.84334.84333.95533.95532.08842.0884
N65.69804.72853.36912.61221.14926.69585.72465.72465.06455.06453.13023.1302
H71.09052.14693.33364.48535.67136.69581.76961.76962.49532.49534.71484.7148
H81.08952.15312.64613.96604.84335.72461.76961.76773.06842.50694.57024.2140
H91.08952.15312.64613.96604.84335.72461.76961.76772.50693.06844.21404.5702
H102.16221.09782.07052.60863.95535.06452.49533.06842.50691.77102.41552.9948
H112.16221.09782.07052.60863.95535.06452.49532.50693.06841.77102.99482.4155
H124.02542.64202.07831.09862.08843.13024.71484.57024.21402.41552.99481.7697
H134.02542.64202.07831.09862.08843.13024.71484.21404.57022.99482.41551.7697

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.433 C1 C2 H10 110.840
C1 C2 H11 110.840 C2 C1 H7 110.056
C2 C1 H8 110.616 C2 C1 H9 110.616
C2 O3 C4 112.490 O3 C2 H10 109.596
O3 C2 H11 109.596 O3 C4 C5 109.521
O3 C4 H12 111.577 O3 C4 H13 111.577
C4 C5 N6 178.176 C5 C4 H12 108.367
C5 C4 H13 108.367 H7 C1 H8 108.527
H7 C1 H9 108.527 H8 C1 H9 108.435
H10 C2 H11 107.525 H12 C4 H13 107.314
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability