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

using model chemistry: CCD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at CCD/6-31G
 hartrees
Energy at 0K-231.066674
Energy at 298.15K-231.070487
HF Energy-230.487145
Nuclear repulsion energy173.982032
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 CCD/6-31G
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 3124 2998 0.00      
2 Ag 3121 2995 0.00      
3 Ag 2024 1942 0.00      
4 Ag 1544 1481 0.00      
5 Ag 1448 1389 0.00      
6 Ag 1192 1144 0.00      
7 Ag 1041 999 0.00      
8 Ag 943 905 0.00      
9 Ag 526 505 0.00      
10 Ag 215 206 0.00      
11 Au 3193 3064 23.89      
12 Au 1076 1032 0.03      
13 Au 923 886 35.98      
14 Au 487 467 4.56      
15 Au 294 282 11.44      
16 Au 70 67 0.17      
17 Bg 3193 3064 0.00      
18 Bg 1077 1033 0.00      
19 Bg 916 879 0.00      
20 Bg 676 649 0.00      
21 Bg 277 266 0.00      
22 Bu 3131 3004 16.51      
23 Bu 3122 2995 22.94      
24 Bu 2036 1954 8.93      
25 Bu 1523 1461 0.32      
26 Bu 1329 1275 2.80      
27 Bu 1103 1058 0.86      
28 Bu 944 905 107.86      
29 Bu 515 495 18.47      
30 Bu 115 111 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 20589.2 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 19755.3 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 CCD/6-31G
ABC
1.04996 0.04411 0.04308

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.332 0.665 0.000
C2 0.332 -0.665 0.000
C3 0.332 1.821 0.000
C4 -0.332 -1.821 0.000
C5 1.000 2.968 0.000
C6 -1.000 -2.968 0.000
H7 -1.429 0.671 0.000
H8 1.429 -0.671 0.000
H9 1.291 3.469 0.928
H10 1.291 3.469 -0.928
H11 -1.291 -3.469 0.928
H12 -1.291 -3.469 -0.928

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.48761.33362.48692.66083.69461.09622.21073.36993.36994.34424.3442
C21.48762.48691.33363.69462.66082.21071.09624.34424.34423.36993.3699
C31.33362.48693.70311.32724.97182.10352.72292.11992.11995.61115.6111
C42.48691.33363.70314.97181.32722.72292.10355.61115.61112.11992.1199
C52.66083.69461.32724.97186.26473.34333.66441.09361.09366.89566.8956
C63.69462.66084.97181.32726.26473.66443.34336.89566.89561.09361.0936
H71.09622.21072.10352.72293.34333.66443.15674.01074.01074.24484.2448
H82.21071.09622.72292.10353.66443.34333.15674.24484.24484.01074.0107
H93.36994.34422.11995.61111.09366.89564.01074.24481.85557.40287.6318
H103.36994.34422.11995.61111.09366.89564.01074.24481.85557.63187.4028
H114.34423.36995.61112.11996.89561.09364.24484.01077.40287.63181.8555
H124.34423.36995.61112.11996.89561.09364.24484.01077.63187.40281.8555

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 123.556 C1 C2 H8 116.839
C1 C3 C5 179.676 C2 C1 C3 123.556
C2 C1 H7 116.839 C2 C4 C6 179.676
C3 C1 H7 119.605 C3 C5 H9 121.963
C3 C5 H10 121.963 C4 C2 H8 119.605
C4 C6 H11 121.963 C4 C6 H12 121.963
H9 C5 H10 116.074 H11 C6 H12 116.074
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability