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: B2PLYP=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B2PLYP=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-231.867951
Energy at 298.15K-231.874644
HF Energy-231.548826
Nuclear repulsion energy220.461619
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 B2PLYP=FULL/6-31G(2df,p)
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' 3252 3252 0.00      
2 A1' 1312 1312 0.00      
3 A1' 1131 1131 0.00      
4 A1' 961 961 0.00      
5 A1" 1021 1021 0.00      
6 A1" 652 652 0.00      
7 A2' 1011 1011 0.00      
8 A2" 3244 3244 40.76      
9 A2" 1362 1362 0.00      
10 A2" 987 987 1.93      
11 E' 3238 3238 22.52      
11 E' 3238 3238 22.52      
12 E' 1278 1278 7.84      
12 E' 1278 1278 7.84      
13 E' 950 950 0.15      
13 E' 950 950 0.15      
14 E' 860 860 0.18      
14 E' 860 860 0.18      
15 E' 834 834 42.58      
15 E' 834 834 42.58      
16 E" 3226 3226 0.00      
16 E" 3226 3226 0.00      
17 E" 1187 1187 0.00      
17 E" 1187 1187 0.00      
18 E" 1032 1032 0.00      
18 E" 1032 1032 0.00      
19 E" 791 791 0.00      
19 E" 791 791 0.00      
20 E" 708 708 0.00      
20 E" 708 708 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 21569.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 21569.9 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 B2PLYP=FULL/6-31G(2df,p)
ABC
0.23300 0.18037 0.18037

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

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 1.671 1.510
H8 -1.447 -0.835 1.510
H9 1.447 -0.835 1.510
H10 0.000 1.671 -1.510
H11 1.447 -0.835 -1.510
H12 -1.447 -0.835 -1.510

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.52031.52031.55462.17442.17441.07952.35902.35902.42063.20293.2029
C21.52031.52032.17442.17441.55462.35901.07952.35903.20293.20292.4206
C31.52031.52032.17441.55462.17442.35902.35901.07953.20292.42063.2029
C41.55462.17442.17441.52031.52032.42063.20293.20291.07952.35902.3590
C52.17442.17441.55461.52031.52033.20293.20292.42062.35901.07952.3590
C62.17441.55462.17441.52031.52033.20292.42063.20292.35902.35901.0795
H71.07952.35902.35902.42063.20293.20292.89402.89403.01924.18224.1822
H82.35901.07952.35903.20293.20292.42062.89402.89404.18224.18223.0192
H92.35902.35901.07953.20292.42063.20292.89402.89404.18223.01924.1822
H102.42063.20293.20291.07952.35902.35903.01924.18224.18222.89402.8940
H113.20293.20292.42062.35901.07952.35904.18224.18223.01922.89402.8940
H123.20292.42063.20292.35902.35901.07954.18223.01924.18222.89402.8940

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 129.516 C1 C3 C2 60.000
C1 C3 C5 90.000 C1 C3 H9 129.516
C1 C4 C5 90.000 C1 C4 C6 90.000
C1 C4 H10 132.716 C2 C1 C3 60.000
C2 C1 C4 90.000 C2 C1 H7 129.516
C2 C3 C5 90.000 C2 C3 H9 129.516
C2 C6 C4 90.000 C2 C6 C5 90.000
C2 C6 H12 132.716 C3 C1 C4 90.000
C3 C1 H7 129.516 C3 C2 C6 90.000
C3 C2 H8 129.516 C3 C5 C4 90.000
C3 C5 C6 90.000 C3 C5 H11 132.716
C4 C1 H7 132.716 C4 C5 C6 60.000
C4 C5 H11 129.516 C4 C6 H12 129.516
C5 C3 H9 132.716 C5 C4 C6 60.000
C5 C4 H10 129.516 C5 C6 H12 129.516
C6 C2 H8 132.716 C6 C4 C5 60.000
C6 C4 H10 129.516 C6 C5 H11 129.516
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability