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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: LSDA/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 LSDA/6-31G
 hartrees
Energy at 0K-284.927948
Energy at 298.15K-284.935621
HF Energy-284.927948
Nuclear repulsion energy215.130199
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 LSDA/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' 3104 3041 10.78      
2 A' 3007 2946 7.59      
3 A' 2904 2845 50.47      
4 A' 2893 2834 23.96      
5 A' 2301 2254 0.69      
6 A' 1506 1475 7.93      
7 A' 1483 1453 5.24      
8 A' 1469 1439 12.78      
9 A' 1411 1382 19.70      
10 A' 1392 1364 10.45      
11 A' 1336 1309 28.57      
12 A' 1145 1122 59.51      
13 A' 1129 1106 118.68      
14 A' 1043 1022 20.91      
15 A' 972 952 4.36      
16 A' 881 863 8.06      
17 A' 550 539 0.46      
18 A' 418 410 1.37      
19 A' 288 282 1.79      
20 A' 125 123 2.59      
21 A" 3107 3044 12.36      
22 A" 2942 2882 38.03      
23 A" 2917 2858 43.69      
24 A" 1461 1431 12.68      
25 A" 1260 1235 0.50      
26 A" 1208 1183 4.27      
27 A" 1160 1136 9.59      
28 A" 1005 985 0.05      
29 A" 828 811 3.73      
30 A" 373 365 0.18      
31 A" 235 230 0.38      
32 A" 114 112 8.09      
33 A" 76 74 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 23020.3 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 22553.0 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 LSDA/6-31G
ABC
0.51208 0.04980 0.04660

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.020 2.504 0.000
C2 -1.281 1.028 0.000
O3 0.000 0.368 0.000
C4 -0.140 -1.053 0.000
C5 1.169 -1.662 0.000
N6 2.234 -2.161 0.000
H7 -1.968 3.068 0.000
H8 -0.440 2.791 0.893
H9 -0.440 2.791 -0.893
H10 -1.864 0.716 -0.897
H11 -1.864 0.716 0.897
H12 -0.712 -1.400 -0.893
H13 -0.712 -1.400 0.893

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.49892.36643.66354.70605.68751.10291.10241.10242.17052.17054.01654.0165
C21.49891.44092.37263.63864.74582.15312.14752.14751.11401.11402.64882.6488
O32.36641.44091.42812.34313.37463.34082.61862.61862.09752.09752.10522.1052
C43.66352.37261.42811.44442.62014.50793.95693.95692.62752.62751.11541.1154
C54.70603.63862.34311.44441.17575.67594.81804.81803.95723.95722.09832.0983
N65.68754.74583.37462.62011.17576.70805.69785.69785.08655.08653.17043.1704
H71.10292.15313.34084.50795.67596.70801.79061.79062.51952.51954.72684.7268
H81.10242.14752.61863.95694.81805.69781.79061.78513.08742.51594.56334.1995
H91.10242.14752.61863.95694.81805.69781.79061.78512.51593.08744.19954.5633
H102.17051.11402.09752.62753.95725.08652.51953.08742.51591.79392.40973.0016
H112.17051.11402.09752.62753.95725.08652.51952.51593.08741.79393.00162.4097
H124.01652.64882.10521.11542.09833.17044.72684.56334.19952.40973.00161.7855
H134.01652.64882.10521.11542.09833.17044.72684.19954.56333.00162.40971.7855

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.193 C1 C2 H10 111.494
C1 C2 H11 111.494 C2 C1 H7 110.771
C2 C1 H8 110.360 C2 C1 H9 110.360
C2 O3 C4 111.581 O3 C2 H10 109.704
O3 C2 H11 109.704 O3 C4 C5 109.314
O3 C4 H12 111.126 O3 C4 H13 111.126
C4 C5 N6 179.844 C5 C4 H12 109.444
C5 C4 H13 109.444 H7 C1 H8 108.577
H7 C1 H9 108.577 H8 C1 H9 108.122
H10 C2 H11 107.254 H12 C4 H13 106.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability