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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: HF/6-31G

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/6-31G
 hartrees
Energy at 0K-284.700205
Energy at 298.15K-284.708228
HF Energy-284.700205
Nuclear repulsion energy215.997453
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/6-31G
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' 3279 2961 32.76      
2 A' 3206 2895 21.69      
3 A' 3195 2885 29.50      
4 A' 3176 2868 36.19      
5 A' 2573 2323 3.27      
6 A' 1690 1526 3.77      
7 A' 1669 1507 1.78      
8 A' 1657 1496 6.49      
9 A' 1595 1441 5.83      
10 A' 1582 1428 7.69      
11 A' 1529 1380 72.04      
12 A' 1259 1137 67.34      
13 A' 1238 1118 183.13      
14 A' 1114 1006 9.99      
15 A' 1037 936 30.99      
16 A' 965 872 7.39      
17 A' 602 544 0.48      
18 A' 443 400 2.13      
19 A' 317 286 2.38      
20 A' 138 125 2.94      
21 A" 3299 2978 34.66      
22 A" 3236 2922 25.85      
23 A" 3216 2904 49.91      
24 A" 1641 1482 6.26      
25 A" 1427 1289 1.78      
26 A" 1388 1253 2.46      
27 A" 1301 1175 12.20      
28 A" 1148 1036 3.83      
29 A" 916 827 0.58      
30 A" 411 371 0.94      
31 A" 256 232 1.16      
32 A" 109 99 14.44      
33 A" 75 67 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 25344.0 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 22883.1 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/6-31G
ABC
0.48103 0.05041 0.04681

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.433 2.658 0.000
C2 -1.068 1.286 0.000
O3 0.000 0.323 0.000
C4 -0.380 -1.043 0.000
C5 0.833 -1.856 0.000
N6 1.774 -2.509 0.000
H7 -1.195 3.430 0.000
H8 0.188 2.784 0.877
H9 0.188 2.784 -0.877
H10 -1.687 1.136 -0.880
H11 -1.687 1.136 0.880
H12 -0.970 -1.282 -0.879
H13 -0.970 -1.282 0.879

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51292.37523.70164.68875.61891.08391.08171.08172.15962.15964.07324.0732
C21.51291.43812.42803.67254.74122.14772.14312.14311.08571.08572.71602.7160
O32.37521.43811.41782.33313.34183.32832.61912.61912.06892.06892.07112.0711
C43.70162.42801.41781.46102.60604.54593.96683.96682.68862.68861.08461.0846
C54.68873.67252.33311.46101.14515.66134.76604.76604.00984.00982.08592.0859
N65.61894.74123.34182.60601.14516.63925.59445.59445.10285.10283.13113.1311
H71.08392.14773.32834.54595.66136.63921.76001.76002.50522.50524.79854.7985
H81.08172.14312.61913.96684.76605.59441.76001.75333.05222.49624.57794.2280
H91.08172.14312.61913.96684.76605.59441.76001.75332.49623.05224.22804.5779
H102.15961.08572.06892.68864.00985.10282.50523.05222.49621.75982.52283.0751
H112.15961.08572.06892.68864.00985.10282.50522.49623.05221.75983.07512.5228
H124.07322.71602.07111.08462.08593.13114.79854.57794.22802.52283.07511.7570
H134.07322.71602.07111.08462.08593.13114.79854.22804.57793.07512.52281.7570

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.172 C1 C2 H10 111.357
C1 C2 H11 111.357 C2 C1 H7 110.504
C2 C1 H8 110.274 C2 C1 H9 110.274
C2 O3 C4 116.458 O3 C2 H10 109.326
O3 C2 H11 109.326 O3 C4 C5 108.270
O3 C4 H12 111.016 O3 C4 H13 111.016
C4 C5 N6 179.075 C5 C4 H12 109.162
C5 C4 H13 109.162 H7 C1 H8 108.726
H7 C1 H9 108.726 H8 C1 H9 108.280
H10 C2 H11 108.273 H12 C4 H13 108.184
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability