return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H6 (Prismane)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CCSD(T)/6-311+G(3df,2p)
 hartrees
Energy at 0K-231.617463
Energy at 298.15K 
HF Energy-230.572288
Nuclear repulsion energy219.794824
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 CCSD(T)/6-311+G(3df,2p)
Rotational Constants (cm-1) from geometry optimized at CCSD(T)/6-311+G(3df,2p)
ABC
0.23153 0.17930 0.17930

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.881 0.779
C2 -0.763 -0.440 0.779
C3 0.763 -0.440 0.779
C4 0.000 0.881 -0.779
C5 0.763 -0.440 -0.779
C6 -0.763 -0.440 -0.779
H7 0.000 1.674 1.515
H8 -1.450 -0.837 1.515
H9 1.450 -0.837 1.515
H10 0.000 1.674 -1.515
H11 1.450 -0.837 -1.515
H12 -1.450 -0.837 -1.515

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.52571.52571.55882.18122.18121.08172.36512.36512.42753.21193.2119
C21.52571.52572.18122.18121.55882.36511.08172.36513.21193.21192.4275
C31.52571.52572.18121.55882.18122.36512.36511.08173.21192.42753.2119
C41.55882.18122.18121.52571.52572.42753.21193.21191.08172.36512.3651
C52.18122.18121.55881.52571.52573.21193.21192.42752.36511.08172.3651
C62.18121.55882.18121.52571.52573.21192.42753.21192.36512.36511.0817
H71.08172.36512.36512.42753.21193.21192.89942.89943.02974.19354.1935
H82.36511.08172.36513.21193.21192.42752.89942.89944.19354.19353.0297
H92.36512.36511.08173.21192.42753.21192.89942.89944.19353.02974.1935
H102.42753.21193.21191.08172.36512.36513.02974.19354.19352.89942.8994
H113.21193.21192.42752.36511.08172.36514.19354.19353.02972.89942.8994
H123.21192.42753.21192.36512.36511.08174.19353.02974.19352.89942.8994

picture of Prismane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 C6 90.000
C1 C2 H8 129.421 C1 C3 C2 60.000
C1 C3 C5 90.000 C1 C3 H9 129.421
C1 C4 C5 90.000 C1 C4 C6 90.000
C1 C4 H10 132.841 C2 C1 C3 60.000
C2 C1 C4 90.000 C2 C1 H7 129.421
C2 C3 C5 90.000 C2 C3 H9 129.421
C2 C6 C4 90.000 C2 C6 C5 90.000
C2 C6 H12 132.841 C3 C1 C4 90.000
C3 C1 H7 129.421 C3 C2 C6 90.000
C3 C2 H8 129.421 C3 C5 C4 90.000
C3 C5 C6 90.000 C3 C5 H11 132.841
C4 C1 H7 132.841 C4 C5 C6 60.000
C4 C5 H11 129.421 C4 C6 H12 129.421
C5 C3 H9 132.841 C5 C4 C6 60.000
C5 C4 H10 129.421 C5 C6 H12 129.421
C6 C2 H8 132.841 C6 C4 C5 60.000
C6 C4 H10 129.421 C6 C5 H11 129.421
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability