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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-231.360632
Energy at 298.15K-231.367377
HF Energy-230.514075
Nuclear repulsion energy220.327727
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' 3297 3103 0.00      
2 A1' 1348 1269 0.00      
3 A1' 1148 1081 0.00      
4 A1' 973 916 0.00      
5 A1" 1019 959 0.00      
6 A1" 662 623 0.00      
7 A2' 1044 983 0.00      
8 A2" 3287 3094 44.72      
9 A2" 1399 1317 0.04      
10 A2" 995 937 0.95      
11 E' 3281 3089 24.20      
11 E' 3281 3089 24.20      
12 E' 1312 1235 7.32      
12 E' 1312 1235 7.32      
13 E' 982 925 0.04      
13 E' 982 925 0.04      
14 E' 875 823 0.02      
14 E' 875 823 0.02      
15 E' 851 801 44.17      
15 E' 851 801 44.17      
16 E" 3269 3078 0.00      
16 E" 3269 3078 0.00      
17 E" 1209 1138 0.00      
17 E" 1209 1138 0.00      
18 E" 1054 992 0.00      
18 E" 1054 992 0.00      
19 E" 795 749 0.00      
19 E" 795 749 0.00      
20 E" 706 665 0.00      
20 E" 706 665 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 21918.5 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 20634.0 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 QCISD/6-31G**
ABC
0.23262 0.18018 0.18018

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 0.878 0.778
C2 -0.761 -0.439 0.778
C3 0.761 -0.439 0.778
C4 0.000 0.878 -0.778
C5 0.761 -0.439 -0.778
C6 -0.761 -0.439 -0.778
H7 0.000 1.673 1.509
H8 -1.449 -0.836 1.509
H9 1.449 -0.836 1.509
H10 0.000 1.673 -1.509
H11 1.449 -0.836 -1.509
H12 -1.449 -0.836 -1.509

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.52141.52141.55562.17592.17591.07962.36082.36082.42083.20443.2044
C21.52141.52142.17592.17591.55562.36081.07962.36083.20443.20442.4208
C31.52141.52142.17591.55562.17592.36082.36081.07963.20442.42083.2044
C41.55562.17592.17591.52141.52142.42083.20443.20441.07962.36082.3608
C52.17592.17591.55561.52141.52143.20443.20442.42082.36081.07962.3608
C62.17591.55562.17591.52141.52143.20442.42083.20442.36082.36081.0796
H71.07962.36082.36082.42083.20443.20442.89712.89713.01804.18354.1835
H82.36081.07962.36083.20443.20442.42082.89712.89714.18354.18353.0180
H92.36082.36081.07963.20442.42083.20442.89712.89714.18353.01804.1835
H102.42083.20443.20441.07962.36082.36083.01804.18354.18352.89712.8971
H113.20443.20442.42082.36081.07962.36084.18354.18353.01802.89712.8971
H123.20442.42083.20442.36082.36081.07964.18353.01804.18352.89712.8971

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 129.580 C1 C3 C2 60.000
C1 C3 C5 90.000 C1 C3 H9 129.580
C1 C4 C5 90.000 C1 C4 C6 90.000
C1 C4 H10 132.631 C2 C1 C3 60.000
C2 C1 C4 90.000 C2 C1 H7 129.580
C2 C3 C5 90.000 C2 C3 H9 129.580
C2 C6 C4 90.000 C2 C6 C5 90.000
C2 C6 H12 132.631 C3 C1 C4 90.000
C3 C1 H7 129.580 C3 C2 C6 90.000
C3 C2 H8 129.580 C3 C5 C4 90.000
C3 C5 C6 90.000 C3 C5 H11 132.631
C4 C1 H7 132.631 C4 C5 C6 60.000
C4 C5 H11 129.580 C4 C6 H12 129.580
C5 C3 H9 132.631 C5 C4 C6 60.000
C5 C4 H10 129.580 C5 C6 H12 129.580
C6 C2 H8 132.631 C6 C4 C5 60.000
C6 C4 H10 129.580 C6 C5 H11 129.580
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability