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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: CCD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-231.370566
Energy at 298.15K-231.377040
HF Energy-230.569228
Nuclear repulsion energy214.211766
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 CCD/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 A1 3281 3105 6.46      
2 A1 3273 3098 9.08      
3 A1 3227 3054 1.95      
4 A1 1666 1577 1.88      
5 A1 1465 1386 0.14      
6 A1 1234 1168 1.53      
7 A1 1146 1084 1.62      
8 A1 1017 963 0.16      
9 A1 951 900 0.00      
10 A1 792 750 2.29      
11 A1 715 677 7.01      
12 A2 1161 1099 0.00      
13 A2 936 886 0.00      
14 A2 870 823 0.00      
15 A2 828 784 0.00      
16 A2 548 518 0.00      
17 B1 3256 3082 8.54      
18 B1 1167 1104 22.12      
19 B1 1025 970 0.14      
20 B1 790 747 86.42      
21 B1 647 612 2.19      
22 B1 523 495 13.70      
23 B2 3255 3081 6.35      
24 B2 3227 3054 21.18      
25 B2 1384 1310 5.18      
26 B2 1322 1252 3.36      
27 B2 1269 1201 0.39      
28 B2 1023 968 0.05      
29 B2 885 838 6.23      
30 B2 846 800 5.86      

Unscaled Zero Point Vibrational Energy (zpe) 21862.6 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 20693.0 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 CCD/6-31G*
ABC
0.24775 0.17586 0.12992

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.725 0.000 -1.007
C2 -0.725 0.000 -1.007
C3 0.000 1.072 -0.207
C4 0.000 -1.072 -0.207
C5 0.000 0.670 1.252
C6 0.000 -0.670 1.252
H7 1.485 0.000 -1.780
H8 -1.485 0.000 -1.780
H9 0.000 2.105 -0.546
H10 0.000 -2.105 -0.546
H11 0.000 1.353 2.095
H12 0.000 -1.353 2.095

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.45091.52141.52142.46502.46501.08412.34182.27372.27373.46063.4606
C21.45091.52141.52142.46502.46502.34181.08412.27372.27373.46063.4606
C31.52141.52142.14321.51262.27182.41452.41451.08793.19482.31843.3431
C41.52141.52142.14322.27181.51262.41452.41453.19481.08793.34312.3184
C52.46502.46501.51262.27181.34073.44213.44212.30033.30701.08482.1922
C62.46502.46502.27181.51261.34073.44213.44213.30702.30032.19221.0848
H71.08412.34182.41452.41453.44213.44212.96972.85642.85644.36484.3648
H82.34181.08412.41452.41453.44213.44212.96972.85642.85644.36484.3648
H92.27372.27371.08793.19482.30033.30702.85642.85644.21012.74584.3515
H102.27372.27373.19481.08793.30702.30032.85642.85644.21014.35152.7458
H113.46063.46062.31843.34311.08482.19224.36484.36482.74584.35152.7067
H123.46063.46063.34312.31842.19221.08484.36484.36484.35152.74582.7067

picture of Benzvalene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 61.520 C1 C2 C4 61.520
C1 C2 H8 134.465 C1 C3 C2 56.959
C1 C3 C5 108.673 C1 C3 H9 120.327
C1 C4 C2 56.959 C1 C4 C6 108.673
C1 C4 H10 120.327 C2 C1 C3 61.520
C2 C1 C4 61.520 C2 C1 H7 134.465
C2 C3 C5 108.673 C2 C3 H9 120.327
C2 C4 C6 108.673 C2 C4 H10 120.327
C3 C1 C4 89.554 C3 C1 H7 135.178
C3 C2 C4 89.554 C3 C2 H8 135.178
C3 C5 C6 105.382 C3 C5 H11 125.598
C4 C1 H7 135.178 C4 C2 H8 135.178
C4 C6 C5 105.382 C4 C6 H12 125.598
C5 C3 H9 123.577 C5 C6 H12 129.019
C6 C4 H10 123.577 C6 C5 H11 129.019
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability