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

using model chemistry: QCISD/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 QCISD/cc-pVTZ
 hartrees
Energy at 0K-231.631554
Energy at 298.15K 
HF Energy-230.641198
Nuclear repulsion energy208.889343
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/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD/cc-pVTZ
ABC
0.26126 0.14957 0.11667

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.786 0.527
C2 0.000 -0.786 0.527
H3 0.000 1.351 1.455
H4 0.000 -1.351 1.455
C5 -1.300 0.670 -0.266
C6 1.300 0.670 -0.266
C7 1.300 -0.670 -0.266
C8 -1.300 -0.670 -0.266
H9 -1.943 1.415 -0.712
H10 1.943 1.415 -0.712
H11 1.943 -1.415 -0.712
H12 -1.943 -1.415 -0.712

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 C7 C8 H9 H10 H11 H12
C11.57271.08652.33011.52711.52712.10722.10722.38852.38853.18713.1871
C21.57272.33011.08652.10722.10721.52711.52713.18713.18712.38852.3885
H31.08652.33012.70162.26172.26172.95582.95582.91142.91144.01554.0155
H42.33011.08652.70162.95582.95582.26172.26174.01554.01552.91142.9114
C51.52712.10722.26172.95582.60012.92531.34041.08063.35703.88132.2276
C61.52712.10722.26172.95582.60011.34042.92533.35701.08062.22763.8813
C72.10721.52712.95582.26172.92531.34042.60013.88132.22761.08063.3570
C82.10721.52712.95582.26171.34042.92532.60012.22763.88133.35701.0806
H92.38853.18712.91144.01551.08063.35703.88132.22763.88524.80722.8310
H102.38853.18712.91144.01553.35701.08062.22763.88133.88522.83104.8072
H113.18712.38854.01552.91143.88132.22761.08063.35704.80722.83103.8852
H123.18712.38854.01552.91142.22763.88133.35701.08062.83104.80723.8852

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 121.301 C1 C2 H7 85.639
C1 C2 H8 85.639 C1 C5 H8 94.361
C1 C5 H9 131.934 C1 C6 H7 94.361
C1 C6 H10 131.934 C2 C1 C3 121.301
C2 C1 C5 85.639 C2 C1 C6 85.639
C2 H7 C6 94.361 C2 H7 H11 131.934
C2 H8 C5 94.361 C2 H8 H12 131.934
C3 C1 C5 118.885 C3 C1 C6 118.885
C4 C2 H7 118.885 C4 C2 H8 118.885
C5 C1 C6 116.712 C5 H8 H12 133.605
C6 H7 H11 133.605 H7 C6 H10 133.605
H8 C5 H9 133.605
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability