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All results from a given calculation for C6H6 (Dewar Benzene)

using model chemistry: B2PLYP=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-232.020411
Energy at 298.15K 
HF Energy-231.667511
Nuclear repulsion energy209.310729
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/aug-cc-pVTZ
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 3226 3095 8.24 318.05 0.03 0.06
2 A1 3127 3000 26.28 165.08 0.10 0.19
3 A1 1608 1543 0.12 60.82 0.01 0.02
4 A1 1177 1129 4.36 32.67 0.09 0.17
5 A1 1038 995 2.34 7.23 0.57 0.73
6 A1 952 913 6.69 12.48 0.20 0.33
7 A1 865 830 0.66 3.98 0.49 0.66
8 A1 820 787 76.77 4.35 0.03 0.05
9 A1 390 374 4.93 4.01 0.52 0.69
10 A2 3191 3061 0.00 167.42 0.75 0.86
11 A2 1291 1239 0.00 4.81 0.75 0.86
12 A2 1207 1158 0.00 9.67 0.75 0.86
13 A2 962 923 0.00 0.31 0.75 0.86
14 A2 940 902 0.00 2.11 0.75 0.86
15 A2 789 757 0.00 1.89 0.75 0.86
16 A2 337 324 0.00 0.76 0.75 0.86
17 B1 3223 3092 36.11 67.03 0.75 0.86
18 B1 1583 1519 14.38 0.06 0.75 0.86
19 B1 1214 1164 2.16 1.48 0.75 0.86
20 B1 1106 1061 0.39 0.03 0.75 0.86
21 B1 1007 966 0.40 5.86 0.75 0.86
22 B1 727 697 46.98 0.80 0.75 0.86
23 B2 3193 3063 24.45 45.79 0.75 0.86
24 B2 3120 2994 14.34 116.51 0.75 0.86
25 B2 1304 1251 36.84 0.00 0.75 0.86
26 B2 1163 1116 7.28 0.19 0.75 0.86
27 B2 970 931 2.89 1.46 0.75 0.86
28 B2 938 899 6.69 0.17 0.75 0.86
29 B2 838 804 10.52 0.25 0.75 0.86
30 B2 488 468 4.79 2.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 21395.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 20526.4 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
0.26247 0.15021 0.11705

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.786 0.523
C2 0.000 -0.786 0.523
H3 0.000 1.347 1.454
H4 0.000 -1.347 1.454
C5 -1.298 0.669 -0.264
C6 1.298 0.669 -0.264
C7 1.298 -0.669 -0.264
C8 -1.298 -0.669 -0.264
H9 -1.940 1.413 -0.710
H10 1.940 1.413 -0.710
H11 1.940 -1.413 -0.710
H12 -1.940 -1.413 -0.710

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 C7 C8 H9 H10 H11 H12
C11.57261.08602.32701.52261.52262.10282.10282.38282.38283.18153.1815
C21.57262.32701.08602.10282.10281.52261.52263.18153.18152.38282.3828
H31.08602.32702.69332.25722.25722.94912.94912.90672.90674.00754.0075
H42.32701.08602.69332.94912.94912.25722.25724.00754.00752.90672.9067
C51.52262.10282.25722.94912.59542.91971.33751.07943.35213.87512.2237
C61.52262.10282.25722.94912.59541.33752.91973.35211.07942.22373.8751
C72.10281.52262.94912.25722.91971.33752.59543.87512.22371.07943.3521
C82.10281.52262.94912.25721.33752.91972.59542.22373.87513.35211.0794
H92.38283.18152.90674.00751.07943.35213.87512.22373.88064.80062.8261
H102.38283.18152.90674.00753.35211.07942.22373.87513.88062.82614.8006
H113.18152.38284.00752.90673.87512.22371.07943.35214.80062.82613.8806
H123.18152.38284.00752.90672.22373.87513.35211.07942.82614.80063.8806

picture of Dewar Benzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 121.060 C1 C2 H7 85.571
C1 C2 H8 85.571 C1 C5 H8 94.429
C1 C5 H9 131.878 C1 C6 H7 94.429
C1 C6 H10 131.878 C2 C1 C3 121.060
C2 C1 C5 85.571 C2 C1 C6 85.571
C2 H7 C6 94.429 C2 H7 H11 131.878
C2 H8 C5 94.429 C2 H8 H12 131.878
C3 C1 C5 118.882 C3 C1 C6 118.882
C4 C2 H7 118.882 C4 C2 H8 118.882
C5 C1 C6 116.923 C5 H8 H12 133.592
C6 H7 H11 133.592 H7 C6 H10 133.592
H8 C5 H9 133.592
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability