return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H6 (Prismane)

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 D3H 1A1'
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-231.304470
Energy at 298.15K-231.311200
HF Energy-230.502048
Nuclear repulsion energy220.272980
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' 3258 3084 0.00      
2 A1' 1353 1280 0.00      
3 A1' 1152 1091 0.00      
4 A1' 974 922 0.00      
5 A1" 1006 952 0.00      
6 A1" 665 629 0.00      
7 A2' 1035 979 0.00      
8 A2" 3250 3076 39.06      
9 A2" 1401 1326 0.19      
10 A2" 995 942 2.14      
11 E' 3244 3070 20.78      
11 E' 3244 3070 20.78      
12 E' 1308 1238 10.17      
12 E' 1308 1238 10.17      
13 E' 987 934 0.02      
13 E' 987 934 0.02      
14 E' 878 831 0.00      
14 E' 878 831 0.00      
15 E' 851 805 49.96      
15 E' 851 805 49.96      
16 E" 3233 3060 0.00      
16 E" 3233 3060 0.00      
17 E" 1202 1137 0.00      
17 E" 1202 1137 0.00      
18 E" 1055 999 0.00      
18 E" 1055 999 0.00      
19 E" 803 760 0.00      
19 E" 803 760 0.00      
20 E" 705 668 0.00      
20 E" 705 668 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 21808.6 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 20641.8 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 CCD/6-31G*
ABC
0.23265 0.18014 0.18014

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.878 0.777
C2 -0.760 -0.439 0.777
C3 0.760 -0.439 0.777
C4 0.000 0.878 -0.777
C5 0.760 -0.439 -0.777
C6 -0.760 -0.439 -0.777
H7 0.000 1.677 1.512
H8 -1.452 -0.839 1.512
H9 1.452 -0.839 1.512
H10 0.000 1.677 -1.512
H11 1.452 -0.839 -1.512
H12 -1.452 -0.839 -1.512

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.52001.52001.55492.17442.17441.08602.36532.36532.42543.20903.2090
C21.52001.52002.17442.17441.55492.36531.08602.36533.20903.20902.4254
C31.52001.52002.17441.55492.17442.36532.36531.08603.20902.42543.2090
C41.55492.17442.17441.52001.52002.42543.20903.20901.08602.36532.3653
C52.17442.17441.55491.52001.52003.20903.20902.42542.36531.08602.3653
C62.17441.55492.17441.52001.52003.20902.42543.20902.36532.36531.0860
H71.08602.36532.36532.42543.20903.20902.90492.90493.02474.19374.1937
H82.36531.08602.36533.20903.20902.42542.90492.90494.19374.19373.0247
H92.36532.36531.08603.20902.42543.20902.90492.90494.19373.02474.1937
H102.42543.20903.20901.08602.36532.36533.02474.19374.19372.90492.9049
H113.20903.20902.42542.36531.08602.36534.19374.19373.02472.90492.9049
H123.20902.42543.20902.36532.36531.08604.19373.02474.19372.90492.9049

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 129.614 C1 C3 C2 60.000
C1 C3 C5 90.000 C1 C3 H9 129.614
C1 C4 C5 90.000 C1 C4 C6 90.000
C1 C4 H10 132.588 C2 C1 C3 60.000
C2 C1 C4 90.000 C2 C1 H7 129.614
C2 C3 C5 90.000 C2 C3 H9 129.614
C2 C6 C4 90.000 C2 C6 C5 90.000
C2 C6 H12 132.588 C3 C1 C4 90.000
C3 C1 H7 129.614 C3 C2 C6 90.000
C3 C2 H8 129.614 C3 C5 C4 90.000
C3 C5 C6 90.000 C3 C5 H11 132.588
C4 C1 H7 132.588 C4 C5 C6 60.000
C4 C5 H11 129.614 C4 C6 H12 129.614
C5 C3 H9 132.588 C5 C4 C6 60.000
C5 C4 H10 129.614 C5 C6 H12 129.614
C6 C2 H8 132.588 C6 C4 C5 60.000
C6 C4 H10 129.614 C6 C5 H11 129.614
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability