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All results from a given calculation for C6H6 (Fulvene)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-231.398279
Energy at 298.15K-231.403840
HF Energy-230.641571
Nuclear repulsion energy200.567455
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 MP2/6-31G*
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 3286 3099 5.27      
2 A1 3265 3078 5.11      
3 A1 3204 3021 3.22      
4 A1 1717 1619 4.11      
5 A1 1551 1463 18.87      
6 A1 1492 1407 0.24      
7 A1 1403 1323 23.24      
8 A1 1130 1065 2.58      
9 A1 1039 980 1.96      
10 A1 932 879 6.83      
11 A1 681 642 0.04      
12 A2 840 792 0.00      
13 A2 767 723 0.00      
14 A2 663 625 0.00      
15 A2 461 434 0.00      
16 B1 923 870 33.42      
17 B1 874 824 4.37      
18 B1 739 697 79.18      
19 B1 606 572 12.32      
20 B1 188 178 3.26      
21 B2 3298 3110 5.88      
22 B2 3280 3093 12.49      
23 B2 3256 3070 2.35      
24 B2 1624 1532 0.20      
25 B2 1380 1301 0.01      
26 B2 1288 1215 0.15      
27 B2 1130 1066 8.40      
28 B2 987 931 1.37      
29 B2 816 770 1.00      
30 B2 339 320 0.18      

Unscaled Zero Point Vibrational Energy (zpe) 21579.4 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 20349.4 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 MP2/6-31G*
ABC
0.27442 0.12678 0.08672

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.761
C2 0.000 0.000 2.110
C3 0.000 1.177 -0.126
C4 0.000 -1.177 -0.126
C5 0.000 0.737 -1.410
C6 0.000 -0.737 -1.410
H7 0.000 0.925 2.680
H8 0.000 -0.925 2.680
H9 0.000 2.204 0.224
H10 0.000 -2.204 0.224
H11 0.000 1.350 -2.306
H12 0.000 -1.350 -2.306

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.34821.47351.47352.29302.29302.13052.13052.26852.26853.35163.3516
C21.34822.52602.52603.59583.59581.08721.08722.90042.90044.61764.6176
C31.47352.52602.35331.35722.30502.81733.50601.08533.39872.18753.3377
C41.47352.52602.35332.30501.35723.50602.81733.39871.08533.33772.1875
C52.29303.59581.35722.30501.47494.09464.41532.19573.36491.08582.2720
C62.29303.59582.30501.35721.47494.41534.09463.36492.19572.27201.0858
H72.13051.08722.81733.50604.09464.41531.85072.76913.97825.00475.4813
H82.13051.08723.50602.81734.41534.09461.85073.97822.76915.48135.0047
H92.26852.90041.08533.39872.19573.36492.76913.97824.40812.67064.3630
H102.26852.90043.39871.08533.36492.19573.97822.76914.40814.36302.6706
H113.35164.61762.18753.33771.08582.27205.00475.48132.67064.36302.7005
H123.35164.61763.33772.18752.27201.08585.48135.00474.36302.67062.7005

picture of Fulvene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H7 121.670 C1 C2 H8 121.670
C1 C3 C5 108.130 C1 C3 H9 124.183
C1 C4 C6 108.130 C1 C4 H10 124.183
C2 C1 C3 127.011 C2 C1 C4 127.011
C3 C1 C4 105.979 C3 C5 C6 108.880
C3 C5 H11 126.761 C4 C6 C5 108.880
C4 C6 H12 126.761 C5 C3 H9 127.686
C5 C6 H12 124.358 C6 C4 H10 127.686
C6 C5 H11 124.358 H7 C2 H8 116.659
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability