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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: MP4/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/6-31G*
 hartrees
Energy at 0K-285.754873
Energy at 298.15K-285.762586
HF Energy-284.825335
Nuclear repulsion energy214.944030
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 MP4/6-31G*
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' 3157 3014        
2 A' 3073 2934        
3 A' 3003 2868        
4 A' 2998 2862        
5 A' 2212 2112        
6 A' 1576 1504        
7 A' 1548 1478        
8 A' 1544 1474        
9 A' 1479 1412        
10 A' 1444 1378        
11 A' 1403 1340        
12 A' 1177 1124        
13 A' 1167 1114        
14 A' 1067 1019        
15 A' 963 920        
16 A' 913 872        
17 A' 542 517        
18 A' 426 407        
19 A' 294 281        
20 A' 129 123        
21 A" 3168 3025        
22 A" 3041 2904        
23 A" 3036 2899        
24 A" 1530 1461        
25 A" 1318 1258        
26 A" 1270 1212        
27 A" 1213 1158        
28 A" 1053 1005        
29 A" 841 803        
30 A" 343 328        
31 A" 260 248        
32 A" 110 105        
33 A" 70 67        

Unscaled Zero Point Vibrational Energy (zpe) 23683.3 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 22612.8 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 MP4/6-31G*
ABC
0.50787 0.04965 0.04642

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.965 2.534 0.000
C2 -1.259 1.046 0.000
O3 0.000 0.362 0.000
C4 -0.183 -1.042 0.000
C5 1.149 -1.677 0.000
N6 2.198 -2.218 0.000
H7 -1.900 3.108 0.000
H8 -0.385 2.804 0.890
H9 -0.385 2.804 -0.890
H10 -1.842 0.755 -0.892
H11 -1.842 0.755 0.892
H12 -0.740 -1.380 -0.892
H13 -0.740 -1.380 0.892

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51672.37643.65994.71205.70841.09751.09581.09582.17492.17494.02044.0204
C21.51671.43282.34863.63534.75452.15892.15572.15571.10471.10472.63622.6362
O32.37641.43281.41552.34083.38953.33902.62762.62762.08422.08422.09242.0924
C43.65992.34861.41551.47582.65564.49043.95253.95252.60322.60321.10491.1049
C54.71203.63532.34081.47581.18015.67394.81974.81973.95723.95722.11032.1103
N65.70844.75453.38952.65561.18016.72015.71745.71745.09495.09493.18283.1828
H71.09752.15893.33904.49045.67396.72011.78331.78332.51652.51654.72004.7200
H81.09582.15572.62763.95254.81975.71741.78331.77963.08182.51464.56164.1992
H91.09582.15572.62763.95254.81975.71741.78331.77962.51463.08184.19924.5616
H102.17491.10472.08422.60323.95725.09492.51653.08182.51461.78382.40252.9924
H112.17491.10472.08422.60323.95725.09492.51652.51463.08181.78382.99242.4025
H124.02042.63622.09241.10492.11033.18284.72004.56164.19922.40252.99241.7839
H134.02042.63622.09241.10492.11033.18284.72004.19924.56162.99242.40251.7839

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.320 C1 C2 H10 111.154
C1 C2 H11 111.154 C2 C1 H7 110.318
C2 C1 H8 110.161 C2 C1 H9 110.161
C2 O3 C4 111.084 O3 C2 H10 109.769
O3 C2 H11 109.769 O3 C4 C5 108.097
O3 C4 H12 111.648 O3 C4 H13 111.648
C4 C5 N6 178.235 C5 C4 H12 108.863
C5 C4 H13 108.863 H7 C1 H8 108.788
H7 C1 H9 108.788 H8 C1 H9 108.580
H10 C2 H11 107.677 H12 C4 H13 107.659
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability