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All results from a given calculation for C6H6 (Prismane)

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-231.311357
Energy at 298.15K-231.318056
HF Energy-230.501797
Nuclear repulsion energy220.051716
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 QCISD/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' 3248 3093 0.00      
2 A1' 1342 1278 0.00      
3 A1' 1145 1090 0.00      
4 A1' 969 923 0.00      
5 A1" 1001 953 0.00      
6 A1" 662 630 0.00      
7 A2' 1029 980 0.00      
8 A2" 3239 3085 43.07      
9 A2" 1388 1322 0.10      
10 A2" 989 942 2.07      
11 E' 3233 3079 23.56      
11 E' 3233 3079 23.56      
12 E' 1300 1238 9.52      
12 E' 1300 1238 9.52      
13 E' 977 931 0.01      
13 E' 977 931 0.01      
14 E' 871 830 0.00      
14 E' 871 830 0.00      
15 E' 846 806 49.12      
15 E' 846 806 49.12      
16 E" 3222 3068 0.00      
16 E" 3222 3068 0.00      
17 E" 1194 1137 0.00      
17 E" 1194 1137 0.00      
18 E" 1046 996 0.00      
18 E" 1046 996 0.00      
19 E" 794 756 0.00      
19 E" 794 756 0.00      
20 E" 702 669 0.00      
20 E" 702 669 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 21692.4 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 20657.7 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 QCISD/6-31G*
ABC
0.23208 0.17982 0.17982

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.879 0.778
C2 -0.761 -0.439 0.778
C3 0.761 -0.439 0.778
C4 0.000 0.879 -0.778
C5 0.761 -0.439 -0.778
C6 -0.761 -0.439 -0.778
H7 0.000 1.679 1.513
H8 -1.454 -0.839 1.513
H9 1.454 -0.839 1.513
H10 0.000 1.679 -1.513
H11 1.454 -0.839 -1.513
H12 -1.454 -0.839 -1.513

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.52201.52201.55612.17672.17671.08652.36772.36772.42683.21173.2117
C21.52201.52202.17672.17671.55612.36771.08652.36773.21173.21172.4268
C31.52201.52202.17671.55612.17672.36772.36771.08653.21172.42683.2117
C41.55612.17672.17671.52201.52202.42683.21173.21171.08652.36772.3677
C52.17672.17671.55611.52201.52203.21173.21172.42682.36771.08652.3677
C62.17671.55612.17671.52201.52203.21172.42683.21172.36772.36771.0865
H71.08652.36772.36772.42683.21173.21172.90792.90793.02614.19684.1968
H82.36771.08652.36773.21173.21172.42682.90792.90794.19684.19683.0261
H92.36772.36771.08653.21172.42683.21172.90792.90794.19683.02614.1968
H102.42683.21173.21171.08652.36772.36773.02614.19684.19682.90792.9079
H113.21173.21172.42682.36771.08652.36774.19684.19683.02612.90792.9079
H123.21172.42683.21172.36772.36771.08654.19683.02614.19682.90792.9079

picture of Prismane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 C6 90.000
C1 C2 H8 129.628 C1 C3 C2 60.000
C1 C3 C5 90.000 C1 C3 H9 129.628
C1 C4 C5 90.000 C1 C4 C6 90.000
C1 C4 H10 132.569 C2 C1 C3 60.000
C2 C1 C4 90.000 C2 C1 H7 129.628
C2 C3 C5 90.000 C2 C3 H9 129.628
C2 C6 C4 90.000 C2 C6 C5 90.000
C2 C6 H12 132.569 C3 C1 C4 90.000
C3 C1 H7 129.628 C3 C2 C6 90.000
C3 C2 H8 129.628 C3 C5 C4 90.000
C3 C5 C6 90.000 C3 C5 H11 132.569
C4 C1 H7 132.569 C4 C5 C6 60.000
C4 C5 H11 129.628 C4 C6 H12 129.628
C5 C3 H9 132.569 C5 C4 C6 60.000
C5 C4 H10 129.628 C5 C6 H12 129.628
C6 C2 H8 132.569 C6 C4 C5 60.000
C6 C4 H10 129.628 C6 C5 H11 129.628
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability