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All results from a given calculation for C6H8 ((Z)-hexa-2,3,4-triene)

using model chemistry: HF/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/6-311G*
 hartrees
Energy at 0K-231.812666
Energy at 298.15K-231.819406
Nuclear repulsion energy191.586158
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 HF/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3301 2985 38.40      
2 A1 3268 2956 16.61      
3 A1 3176 2872 18.97      
4 A1 2362 2137 1.69      
5 A1 1629 1473 7.15      
6 A1 1549 1401 3.14      
7 A1 1509 1364 0.00      
8 A1 1206 1090 2.63      
9 A1 1156 1045 1.02      
10 A1 817 739 0.59      
11 A1 507 458 8.91      
12 A1 107 96 1.70      
13 A2 3220 2912 0.00      
14 A2 1615 1461 0.00      
15 A2 1164 1052 0.00      
16 A2 949 859 0.00      
17 A2 592 535 0.00      
18 A2 251 227 0.00      
19 A2 164 148 0.00      
20 B1 3220 2912 80.14      
21 B1 1616 1462 12.94      
22 B1 1164 1053 4.53      
23 B1 790 714 40.11      
24 B1 255 231 4.79      
25 B1 142 128 2.61      
26 B2 3301 2986 25.32      
27 B2 3268 2956 9.49      
28 B2 3175 2871 117.91      
29 B2 1861 1683 0.66      
30 B2 1618 1463 10.06      
31 B2 1542 1395 23.69      
32 B2 1393 1260 29.78      
33 B2 1195 1081 1.70      
34 B2 994 899 25.84      
35 B2 632 572 1.86      
36 B2 251 227 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 27478.2 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 24851.2 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 HF/6-311G*
ABC
0.42509 0.04686 0.04287

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.000 2.199 1.629
H2 0.874 3.442 0.744
H3 -0.874 3.442 0.744
H4 0.000 -2.199 1.629
H5 0.874 -3.442 0.744
H6 -0.874 -3.442 0.744
C7 0.000 2.797 0.728
C8 0.000 -2.797 0.728
H9 0.000 2.441 -1.456
H10 0.000 -2.441 -1.456
C11 0.000 -0.631 -0.501
C12 0.000 0.631 -0.501
C13 0.000 1.934 -0.504
C14 0.000 -1.934 -0.504

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 H6 C7 C8 H9 H10 C11 C12 C13 C14
H11.75901.75904.39775.77645.77641.08185.07703.09545.57223.54232.64542.14974.6511
H21.75901.74855.77646.88377.10231.08626.30032.57046.34124.34763.19612.14335.5876
H31.75901.74855.77647.10236.88371.08626.30032.57046.34124.34763.19612.14335.5876
H44.39775.77645.77641.75901.75905.07701.08185.57223.09542.64543.54234.65112.1497
H55.77646.88377.10231.75901.74856.30031.08626.34122.57043.19614.34765.58762.1433
H65.77647.10236.88371.75901.74856.30031.08626.34122.57043.19614.34765.58762.1433
C71.08181.08621.08625.07706.30036.30035.59502.21385.67573.64232.49111.50464.8894
C85.07706.30036.30031.08181.08621.08625.59505.67572.21382.49113.64234.88941.5046
H93.09542.57042.57045.57226.34126.34122.21385.67574.88163.21692.04651.07904.4774
H105.57226.34126.34123.09542.57042.57045.67572.21384.88162.04653.21694.47741.0790
C113.54234.34764.34762.64543.19613.19613.64232.49113.21692.04651.26192.56511.3031
C122.64543.19613.19613.54234.34764.34762.49113.64232.04653.21691.26191.30312.5651
C132.14972.14332.14334.65115.58765.58761.50464.88941.07904.47742.56511.30313.8682
C144.65115.58765.58762.14972.14332.14334.88941.50464.47741.07901.30312.56513.8682

picture of (Z)-hexa-2,3,4-triene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C7 H2 108.456 H1 C7 H3 108.456
H1 C7 C13 111.387 H2 C7 H3 107.200
H2 C7 C13 110.605 H3 C7 C13 110.605
H4 C8 H5 108.456 H4 C8 H6 108.456
H4 C8 C14 111.387 H5 C8 H6 107.200
H5 C8 C14 110.605 H6 C8 C14 110.605
C7 C13 H9 116.975 C7 C13 C12 124.901
C8 C14 H10 116.975 C8 C14 C11 124.901
H9 C13 C12 118.124 H10 C14 C11 118.124
C11 C12 C13 179.883 C12 C11 C14 179.883
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.229 -0.005   0.077
2 H 0.220 -0.022   0.045
3 H 0.220 -0.022   0.044
4 H 0.229 -0.005   0.077
5 H 0.220 -0.022   0.045
6 H 0.220 -0.022   0.044
7 C -0.626 0.170   -0.093
8 C -0.626 0.170   -0.093
9 H 0.230 0.117   0.121
10 H 0.230 0.117   0.121
11 C 0.042 -0.067   -0.115
12 C 0.042 -0.067   -0.115
13 C -0.314 -0.171   -0.077
14 C -0.314 -0.171   -0.077


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.319 0.319
CHELPG        
AIM        
ESP 0.008 0.000 0.409 0.409


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.807 0.000 0.000
y 0.000 -29.688 0.000
z 0.000 0.000 -36.848
Traceless
 xyz
x -6.539 0.000 0.000
y 0.000 8.639 0.000
z 0.000 0.000 -2.101
Polar
3z2-r2-4.201
x2-y2-10.118
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.713 0.000 0.000
y 0.000 21.798 0.000
z 0.000 0.000 7.080


<r2> (average value of r2) Å2
<r2> 261.938
(<r2>)1/2 16.184