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All results from a given calculation for C6H6 (1,2,4,5-Hexatetraene)

using model chemistry: MP3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at MP3/6-311+G(3df,2p)
 hartrees
Energy at 0K-231.620002
Energy at 298.15K 
HF Energy-230.652001
Nuclear repulsion energy176.711299
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 MP3/6-311+G(3df,2p)
Rotational Constants (cm-1) from geometry optimized at MP3/6-311+G(3df,2p)
ABC
1.06396 0.04565 0.04458

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-311+G(3df,2p)

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.330 0.657 0.000
C2 0.330 -0.657 0.000
C3 0.330 1.790 0.000
C4 -0.330 -1.790 0.000
C5 0.992 2.916 0.000
C6 -0.992 -2.916 0.000
H7 -1.413 0.676 0.000
H8 1.413 -0.676 0.000
H9 1.273 3.398 0.927
H10 1.273 3.398 -0.927
H11 -1.273 -3.398 0.927
H12 -1.273 -3.398 -0.927

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.47071.31162.44762.61683.63351.08292.19403.30763.30764.26504.2650
C21.47072.44761.31163.63352.61682.19401.08294.26504.26503.30763.3076
C31.31162.44763.64131.30524.88822.06882.69342.08132.08135.50885.5088
C42.44761.31163.64134.88821.30522.69342.06885.50885.50882.08132.0813
C52.61683.63351.30524.88826.15933.28613.61601.08191.08196.77116.7711
C63.63352.61684.88821.30526.15933.61603.28616.77116.77111.08191.0819
H71.08292.19402.06882.69343.28613.61603.13213.93493.93494.17994.1799
H82.19401.08292.69342.06883.61603.28613.13214.17994.17993.93493.9349
H93.30764.26502.08135.50881.08196.77113.93494.17991.85337.25707.4899
H103.30764.26502.08135.50881.08196.77113.93494.17991.85337.48997.2570
H114.26503.30765.50882.08136.77111.08194.17993.93497.25707.48991.8533
H124.26503.30765.50882.08136.77111.08194.17993.93497.48997.25701.8533

picture of 1,2,4,5-Hexatetraene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 123.118 C1 C2 H8 117.651
C1 C3 C5 179.762 C2 C1 C3 123.118
C2 C1 H7 117.651 C2 C4 C6 179.762
C3 C1 H7 119.231 C3 C5 H9 121.074
C3 C5 H10 121.074 C4 C2 H8 119.231
C4 C6 H11 121.074 C4 C6 H12 121.074
H9 C5 H10 117.852 H11 C6 H12 117.852
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability