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All results from a given calculation for C6H10 (cyclohexene)

using model chemistry: MP2/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP2/CEP-31G*
 hartrees
Energy at 0K-39.454981
Energy at 298.15K-39.466518
HF Energy-38.728445
Nuclear repulsion energy127.605515
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 MP2/CEP-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 3202 3040 44.39      
2 A 3151 2991 30.68      
3 A 3129 2971 0.91      
4 A 3087 2930 40.58      
5 A 3069 2914 0.72      
6 A 1710 1623 2.89      
7 A 1530 1453 1.72      
8 A 1504 1428 0.12      
9 A 1414 1343 0.21      
10 A 1406 1335 0.01      
11 A 1289 1224 0.99      
12 A 1263 1199 0.13      
13 A 1166 1107 0.06      
14 A 1110 1054 0.00      
15 A 1106 1050 0.30      
16 A 974 925 0.00      
17 A 933 886 1.95      
18 A 847 805 0.31      
19 A 833 791 2.08      
20 A 489 464 0.05      
21 A 397 376 0.01      
22 A 281 267 0.04      
23 B 3168 3008 7.66      
24 B 3159 2999 77.55      
25 B 3128 2970 51.82      
26 B 3083 2927 39.01      
27 B 3069 2914 73.21      
28 B 1519 1442 4.84      
29 B 1511 1435 8.66      
30 B 1428 1356 0.94      
31 B 1405 1334 1.20      
32 B 1358 1289 1.57      
33 B 1316 1250 2.27      
34 B 1178 1118 6.62      
35 B 1074 1019 2.98      
36 B 1026 974 1.77      
37 B 947 899 7.84      
38 B 912 866 6.52      
39 B 738 700 20.92      
40 B 659 625 33.79      
41 B 449 427 1.33      
42 B 158 150 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 32586.5 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 30937.7 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 MP2/CEP-31G*
ABC
0.15574 0.14784 0.08385

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.007 -0.686 1.314
C2 0.007 0.686 1.314
C3 0.000 1.519 0.038
C4 0.000 -1.519 0.038
C5 -0.392 0.666 -1.190
C6 0.392 -0.666 -1.190
H7 -0.028 -1.218 2.274
H8 0.028 1.218 2.274
H9 1.003 1.966 -0.119
H10 -1.003 -1.966 -0.119
H11 -0.706 2.364 0.155
H12 0.706 -2.364 0.155
H13 -1.477 0.452 -1.161
H14 1.477 -0.452 -1.161
H15 -0.183 1.233 -2.117
H16 0.183 -1.233 -2.117

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
C11.37132.54761.52432.87082.53511.09832.13223.17812.16383.33632.16043.09492.89453.93463.4792
C21.37131.52432.54762.53512.87082.13221.09832.16383.17812.16043.33632.89453.09493.47923.9346
C32.54761.52433.03891.54562.53683.53492.25711.10863.62981.10713.94882.18082.73962.18133.5003
C41.52432.54763.03892.53681.54562.25713.53493.62981.10863.94881.10712.73962.18083.50032.1813
C52.87082.53511.54562.53681.54483.95983.53282.18652.90602.18903.49191.10652.17781.10672.1899
C62.53512.87082.53681.54561.54483.53283.95982.90602.18653.49192.18902.17781.10652.18991.1067
H71.09832.13223.53492.25713.95983.53282.43604.11362.69024.21652.51854.08523.82735.03124.3963
H82.13221.09832.25713.53493.53283.95982.43602.69024.11362.51854.21653.82734.08524.39635.0312
H93.17812.16381.10863.62982.18652.90604.11362.69024.41321.77614.34833.08612.67532.43643.8595
H102.16383.17813.62981.10862.90602.18652.69024.11364.41324.34831.77612.67533.08613.85952.4364
H113.33632.16041.10713.94882.18903.49194.21652.51851.77614.34834.93432.44533.79872.59144.3466
H122.16043.33633.94881.10713.49192.18902.51854.21654.34831.77614.93433.79872.44534.34662.5914
H133.09492.89452.18082.73961.10652.17784.08523.82733.08612.67532.44533.79873.08941.78812.5519
H142.89453.09492.73962.18082.17781.10653.82734.08522.67533.08613.79872.44533.08942.55191.7881
H153.93463.47922.18133.50031.10672.18995.03124.39632.43643.85952.59144.34661.78812.55192.4932
H163.47923.93463.50032.18132.18991.10674.39635.03123.85952.43644.34662.59142.55191.78812.4932

picture of cyclohexene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 123.159 C1 C2 H8 118.986
C1 C4 C6 111.333 C1 C4 H10 109.526
C1 C4 H12 109.342 C2 C1 C4 123.159
C2 C1 H7 118.986 C2 C3 C5 111.333
C2 C3 H9 109.526 C2 C3 H11 109.342
C3 C2 H8 117.854 C3 C5 C6 110.341
C3 C5 H13 109.518 C3 C5 H15 109.543
C4 C1 H7 117.854 C4 C6 C5 110.341
C4 C6 H14 109.518 C4 C6 H16 109.543
C5 C3 H9 109.840 C5 C3 H11 110.122
C5 C6 H14 109.337 C5 C6 H16 110.268
C6 C4 H10 109.840 C6 C4 H12 110.122
C6 C5 H13 109.337 C6 C5 H15 110.268
H9 C3 H11 106.559 H10 C4 H12 106.559
H13 C5 H15 107.789 H14 C6 H16 107.789
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability