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All results from a given calculation for C6H6 (Prismane)

using model chemistry: CISD/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 CISD/6-31G*
 hartrees
Energy at 0K-231.167094
Energy at 298.15K-231.173997
HF Energy-230.503168
Nuclear repulsion energy221.637654
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 CISD/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' 3350 3101 0.00      
2 A1' 1400 1296 0.00      
3 A1' 1187 1099 0.00      
4 A1' 1004 930 0.00      
5 A1" 1065 986 0.00      
6 A1" 687 636 0.00      
7 A2' 1082 1002 0.00      
8 A2" 3340 3092 40.71      
9 A2" 1455 1347 0.03      
10 A2" 1032 955 1.83      
11 E' 3334 3086 22.17      
11 E' 3334 3086 22.17      
12 E' 1356 1256 9.63      
12 E' 1356 1256 9.63      
13 E' 1027 951 0.36      
13 E' 1027 951 0.36      
14 E' 907 840 0.02      
14 E' 907 840 0.02      
15 E' 880 815 53.44      
15 E' 880 815 53.44      
16 E" 3322 3075 0.00      
16 E" 3322 3075 0.00      
17 E" 1247 1155 0.00      
17 E" 1247 1155 0.00      
18 E" 1095 1014 0.00      
18 E" 1095 1014 0.00      
19 E" 839 776 0.00      
19 E" 839 776 0.00      
20 E" 740 685 0.00      
20 E" 740 685 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 22549.7 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 20876.5 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 CISD/6-31G*
ABC
0.23581 0.18224 0.18224

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.872 0.774
C2 -0.755 -0.436 0.774
C3 0.755 -0.436 0.774
C4 0.000 0.872 -0.774
C5 0.755 -0.436 -0.774
C6 -0.755 -0.436 -0.774
H7 0.000 1.666 1.503
H8 -1.443 -0.833 1.503
H9 1.443 -0.833 1.503
H10 0.000 1.666 -1.503
H11 1.443 -0.833 -1.503
H12 -1.443 -0.833 -1.503

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.50981.50981.54732.16192.16191.07832.34932.34932.41133.18913.1891
C21.50981.50982.16192.16191.54732.34931.07832.34933.18913.18912.4113
C31.50981.50982.16191.54732.16192.34932.34931.07833.18912.41133.1891
C41.54732.16192.16191.50981.50982.41133.18913.18911.07832.34932.3493
C52.16192.16191.54731.50981.50983.18913.18912.41132.34931.07832.3493
C62.16191.54732.16191.50981.50983.18912.41133.18912.34932.34931.0783
H71.07832.34932.34932.41133.18913.18912.88532.88533.00624.16684.1668
H82.34931.07832.34933.18913.18912.41132.88532.88534.16684.16683.0062
H92.34932.34931.07833.18912.41133.18912.88532.88534.16683.00624.1668
H102.41133.18913.18911.07832.34932.34933.00624.16684.16682.88532.8853
H113.18913.18912.41132.34931.07832.34934.16684.16683.00622.88532.8853
H123.18912.41133.18912.34932.34931.07834.16683.00624.16682.88532.8853

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 132.568 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 132.568 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 132.568
C4 C1 H7 132.568 C4 C5 C6 60.000
C4 C5 H11 129.628 C4 C6 H12 129.628
C5 C3 H9 132.568 C5 C4 C6 60.000
C5 C4 H10 129.628 C5 C6 H12 129.628
C6 C2 H8 132.568 C6 C4 C5 60.000
C6 C4 H10 129.628 C6 C5 H11 129.628
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability