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All results from a given calculation for C8H6 (Calicene)

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CBS-Q
 hartrees
Energy at 0K-307.756726
Energy at 298.15K-307.749224
HF Energy-306.286639
Nuclear repulsion energy301.399991
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 CBS-Q
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3494 3494 11.93      
2 A1 3398 3398 25.66      
3 A1 3371 3371 8.59      
4 A1 1928 1928 785.05      
5 A1 1703 1703 208.61      
6 A1 1628 1628 313.62      
7 A1 1527 1527 229.82      
8 A1 1309 1309 25.26      
9 A1 1163 1163 21.41      
10 A1 1077 1077 22.55      
11 A1 1029 1029 4.05      
12 A1 944 944 99.03      
13 A1 521 521 0.43      
14 A2 1028 1028 0.00      
15 A2 1021 1021 0.00      
16 A2 795 795 0.00      
17 A2 639 639 0.00      
18 A2 234 234 0.00      
19 B1 1010 1010 0.04      
20 B1 841 841 65.58      
21 B1 821 821 70.80      
22 B1 670 670 8.25      
23 B1 493 493 7.40      
24 B1 146 146 6.02      
25 B2 3452 3452 4.85      
26 B2 3388 3388 46.80      
27 B2 3361 3361 0.86      
28 B2 1747 1747 0.01      
29 B2 1466 1466 1.11      
30 B2 1332 1332 3.54      
31 B2 1244 1244 19.23      
32 B2 1193 1193 6.40      
33 B2 1061 1061 4.73      
34 B2 892 892 2.65      
35 B2 535 535 0.74      
36 B2 161 161 1.94      

Unscaled Zero Point Vibrational Energy (zpe) 25310.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 25310.8 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 CBS-Q
ABC
0.22395 0.04715 0.03895

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.039
C2 0.000 0.000 1.299
C3 0.000 0.652 2.564
C4 0.000 -0.652 2.564
C5 0.000 1.163 -0.919
C6 0.000 -1.163 -0.919
C7 0.000 0.734 -2.184
C8 0.000 -0.734 -2.184
H9 0.000 1.581 3.097
H10 0.000 -1.581 3.097
H11 0.000 2.182 -0.572
H12 0.000 -2.182 -0.572
H13 0.000 1.335 -3.075
H14 0.000 -1.335 -3.075

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14
C11.33752.68382.68381.45861.45862.26722.26723.51153.51152.24622.24623.31663.3166
C21.33751.42401.42402.50392.50393.55923.55922.39422.39422.87422.87424.57284.5728
C32.68381.42401.30483.52023.92794.74904.94671.07032.29593.48974.22755.68045.9793
C42.68381.42401.30483.92793.52024.94674.74902.29591.07034.22753.48975.97935.6804
C51.45862.50393.52023.92792.32691.33622.28094.03674.86341.07583.36332.16303.3006
C61.45862.50393.92793.52022.32692.28091.33624.86344.03673.36331.07583.30062.1630
C72.26723.55924.74904.94671.33622.28091.46855.34795.76582.16653.33201.07472.2533
C82.26723.55924.94674.74902.28091.33621.46855.76585.34793.33202.16652.25331.0747
H93.51152.39421.07032.29594.03674.86345.34795.76583.16213.71765.25546.17626.8257
H103.51152.39422.29591.07034.86344.03675.76585.34793.16215.25543.71766.82576.1762
H112.24622.87423.48974.22751.07583.36332.16653.33203.71765.25544.36392.64194.3169
H122.24622.87424.22753.48973.36331.07583.33202.16655.25543.71764.36394.31692.6419
H133.31664.57285.68045.97932.16303.30061.07472.25336.17626.82572.64194.31692.6710
H143.31664.57285.97935.68043.30062.16302.25331.07476.82576.17624.31692.64192.6710

picture of Calicene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 152.733 C1 C2 C4 152.733
C1 C5 C7 108.357 C1 C5 H11 124.125
C1 C6 C8 108.357 C1 C6 H12 124.125
C2 C1 C5 127.092 C2 C1 C6 127.092
C2 C3 C4 62.733 C2 C3 H9 147.081
C2 C4 C3 62.733 C2 C4 H10 147.081
C3 C2 C4 54.534 C3 C4 H10 150.187
C4 C3 H9 150.187 C5 C1 C6 105.816
C5 C7 C8 108.735 C5 C7 H13 127.249
C6 C8 C7 108.735 C6 C8 H14 127.249
C7 C5 H11 127.518 C7 C8 H14 124.016
C8 C6 H12 127.518 C8 C7 H13 124.016
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability