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All results from a given calculation for C8H6 (Calicene)

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-307.659908
Energy at 298.15K 
HF Energy-306.393513
Nuclear repulsion energy300.128530
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
0.22594 0.04761 0.03932

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 0.000 -0.043
C2 0.000 0.000 1.302
C3 0.000 0.662 2.568
C4 0.000 -0.662 2.568
C5 0.000 1.171 -0.912
C6 0.000 -1.171 -0.912
C7 0.000 0.731 -2.198
C8 0.000 -0.731 -2.198
H9 0.000 1.579 3.129
H10 0.000 -1.579 3.129
H11 0.000 2.194 -0.571
H12 0.000 -2.194 -0.571
H13 0.000 1.349 -3.082
H14 0.000 -1.349 -3.082

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14
C11.34512.69382.69381.45781.45782.27552.27553.54333.54332.25672.25673.32523.3252
C21.34511.42881.42882.50452.50453.57563.57562.41462.41462.88502.88504.58724.5872
C32.69381.42881.32433.51713.93324.76674.96551.07452.30993.49324.24435.69215.9977
C42.69381.42881.32433.93323.51714.96554.76672.30991.07454.24433.49325.99775.6921
C51.45782.50453.51713.93322.34101.35922.29534.06194.88771.07873.38172.17763.3253
C61.45782.50453.93323.51712.34102.29531.35924.88774.06193.38171.07873.32532.1776
C72.27553.57564.76674.96551.35922.29531.46145.39445.80632.18813.34671.07902.2598
C82.27553.57564.96554.76672.29531.35921.46145.80635.39443.34672.18812.25981.0790
H93.54332.41461.07452.30994.06194.88775.39445.80633.15703.75145.28456.21596.8669
H103.54332.41462.30991.07454.88774.06195.80635.39443.15705.28453.75146.86696.2159
H112.25672.88503.49324.24431.07873.38172.18813.34673.75145.28454.38802.64954.3426
H122.25672.88504.24433.49323.38171.07873.34672.18815.28453.75144.38804.34262.6495
H133.32524.58725.69215.99772.17763.32531.07902.25986.21596.86692.64954.34262.6978
H143.32524.58725.99775.69213.32532.17762.25981.07906.86696.21594.34262.64952.6978

picture of Calicene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 152.390 C1 C2 C4 152.390
C1 C5 C7 107.710 C1 C5 H11 124.995
C1 C6 C8 107.710 C1 C6 H12 124.995
C2 C1 C5 126.591 C2 C1 C6 126.591
C2 C3 C4 62.390 C2 C3 H9 149.091
C2 C4 C3 62.390 C2 C4 H10 149.091
C3 C2 C4 55.220 C3 C4 H10 148.519
C4 C3 H9 148.519 C5 C1 C6 106.818
C5 C7 C8 108.881 C5 C7 H13 126.161
C6 C8 C7 108.881 C6 C8 H14 126.161
C7 C5 H11 127.295 C7 C8 H14 124.958
C8 C6 H12 127.295 C8 C7 H13 124.958
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability