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

using model chemistry: MP3/TZVP

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/TZVP
 hartrees
Energy at 0K-231.496544
Energy at 298.15K-231.500428
HF Energy-230.648854
Nuclear repulsion energy176.767426
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/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3216 3008 0.00      
2 Ag 3193 2986 0.00      
3 Ag 2066 1932 0.00      
4 Ag 1543 1443 0.00      
5 Ag 1437 1344 0.00      
6 Ag 1193 1116 0.00      
7 Ag 1058 989 0.00      
8 Ag 864 808 0.00      
9 Ag 545 510 0.00      
10 Ag 228 213 0.00      
11 Au 3275 3062 4.42      
12 Au 1034 967 2.69      
13 Au 906 848 34.14      
14 Au 472 442 5.49      
15 Au 317 297 15.71      
16 Au 65 61 0.19      
17 Bg 3275 3062 0.00      
18 Bg 1037 969 0.00      
19 Bg 901 842 0.00      
20 Bg 676 632 0.00      
21 Bg 304 284 0.00      
22 Bu 3224 3015 5.34      
23 Bu 3194 2987 11.41      
24 Bu 2079 1945 68.21      
25 Bu 1506 1409 0.20      
26 Bu 1301 1217 12.42      
27 Bu 1124 1051 0.93      
28 Bu 863 807 106.04      
29 Bu 540 505 26.81      
30 Bu 121 113 0.82      

Unscaled Zero Point Vibrational Energy (zpe) 20777.8 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 19431.4 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 MP3/TZVP
ABC
1.05682 0.04575 0.04465

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.331 0.657 0.000
C2 0.331 -0.657 0.000
C3 0.331 1.789 0.000
C4 -0.331 -1.789 0.000
C5 1.001 2.909 0.000
C6 -1.001 -2.909 0.000
H7 -1.414 0.672 0.000
H8 1.414 -0.672 0.000
H9 1.285 3.392 0.926
H10 1.285 3.392 -0.926
H11 -1.285 -3.392 0.926
H12 -1.285 -3.392 -0.926

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.47101.31132.44622.61613.62831.08352.19353.30833.30834.26134.2613
C21.47102.44621.31133.62832.61612.19351.08354.26134.26133.30833.3083
C31.31132.44623.63911.30484.88322.07152.68962.08202.08205.50535.5053
C42.44621.31133.63914.88321.30482.68962.07155.50535.50532.08202.0820
C52.61613.62831.30484.88326.15243.29143.60511.08201.08206.76596.7659
C63.62832.61614.88321.30486.15243.60513.29146.76596.76591.08201.0820
H71.08352.19352.07152.68963.29143.60513.13173.94143.94144.17024.1702
H82.19351.08352.68962.07153.60513.29143.13174.17024.17023.94143.9414
H93.30834.26132.08205.50531.08206.76593.94144.17021.85157.25367.4862
H103.30834.26132.08205.50531.08206.76593.94144.17021.85157.48627.2536
H114.26133.30835.50532.08206.76591.08204.17023.94147.25367.48621.8515
H124.26133.30835.50532.08206.76591.08204.17023.94147.48627.25361.8515

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 122.996 C1 C2 H8 117.537
C1 C3 C5 179.384 C2 C1 C3 122.996
C2 C1 H7 117.537 C2 C4 C6 179.384
C3 C1 H7 119.468 C3 C5 H9 121.174
C3 C5 H10 121.174 C4 C2 H8 119.468
C4 C6 H11 121.174 C4 C6 H12 121.174
H9 C5 H10 117.650 H11 C6 H12 117.650
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability