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 C6H8 ((Z)-hexa-2,3,4-triene)

using model chemistry: wB97X-D/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/aug-cc-pVTZ
 hartrees
Energy at 0K-233.361691
Energy at 298.15K-233.367983
HF Energy-233.361691
Nuclear repulsion energy191.246209
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 wB97X-D/aug-cc-pVTZ
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 3161 3024 20.41      
2 A1 3140 3004 4.01      
3 A1 3042 2910 13.72      
4 A1 2229 2133 2.39      
5 A1 1493 1428 9.07      
6 A1 1413 1351 6.72      
7 A1 1403 1342 0.05      
8 A1 1129 1080 1.70      
9 A1 1087 1040 1.41      
10 A1 773 739 0.43      
11 A1 475 455 8.27      
12 A1 101 96 1.93      
13 A2 3097 2963 0.00      
14 A2 1488 1423 0.00      
15 A2 1062 1016 0.00      
16 A2 861 824 0.00      
17 A2 561 537 0.00      
18 A2 246 236 0.00      
19 A2 120 114 0.00      
20 B1 3098 2963 28.90      
21 B1 1489 1424 13.45      
22 B1 1061 1015 1.98      
23 B1 717 686 40.23      
24 B1 227 217 4.81      
25 B1 95 91 2.93      
26 B2 3162 3024 7.75      
27 B2 3140 3004 4.08      
28 B2 3041 2909 60.12      
29 B2 1747 1672 0.38      
30 B2 1480 1415 19.52      
31 B2 1410 1348 6.36      
32 B2 1301 1245 19.66      
33 B2 1107 1059 0.30      
34 B2 945 904 44.36      
35 B2 577 552 2.88      
36 B2 225 216 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 25851.1 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 24729.2 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 wB97X-D/aug-cc-pVTZ
ABC
0.42402 0.04676 0.04278

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.000 2.147 1.634
H2 0.878 3.419 0.770
H3 -0.878 3.419 0.770
H4 0.000 -2.147 1.634
H5 0.878 -3.419 0.770
H6 -0.878 -3.419 0.770
C7 0.000 2.771 0.742
C8 0.000 -2.771 0.742
H9 0.000 2.467 -1.453
H10 0.000 -2.467 -1.453
C11 0.000 -0.631 -0.524
C12 0.000 0.631 -0.524
C13 0.000 1.940 -0.505
C14 0.000 -1.940 -0.505

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 H6 C7 C8 H9 H10 C11 C12 C13 C14
H11.77061.77064.29415.70065.70061.08804.99783.10345.55163.51802.63682.14854.6127
H21.77061.75645.70066.83787.05981.09196.25162.57286.35294.34183.19622.14085.5780
H31.77061.75645.70067.05986.83781.09196.25162.57286.35294.34183.19622.14085.5780
H44.29415.70065.70061.77061.77064.99781.08805.55163.10342.63683.51804.61272.1485
H55.70066.83787.05981.77061.75646.25161.09196.35292.57283.19624.34185.57802.1408
H65.70067.05986.83781.77061.75646.25161.09196.35292.57283.19624.34185.57802.1408
C71.08801.09191.09194.99786.25166.25165.54122.21625.67923.63012.48581.49824.8729
C84.99786.25166.25161.08801.09191.09195.54125.67922.21622.48583.63014.87291.4982
H93.10342.57282.57285.55166.35296.35292.21625.67924.93433.23492.05741.08514.5081
H105.55166.35296.35293.10342.57282.57285.67922.21624.93432.05743.23494.50811.0851
C113.51804.34184.34182.63683.19623.19623.63012.48583.23492.05741.26292.57161.3087
C122.63683.19623.19623.51804.34184.34182.48583.63012.05743.23491.26291.30872.5716
C132.14852.14082.14084.61275.57805.57801.49824.87291.08514.50812.57161.30873.8801
C144.61275.57805.57802.14852.14082.14084.87291.49824.50811.08511.30872.57163.8801

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 108.628 H1 C7 H3 108.628
H1 C7 C13 111.363 H2 C7 H3 107.079
H2 C7 C13 110.508 H3 C7 C13 110.508
H4 C8 H5 108.628 H4 C8 H6 108.628
H4 C8 C14 111.363 H5 C8 H6 107.079
H5 C8 C14 110.508 H6 C8 C14 110.508
C7 C13 H9 117.267 C7 C13 C12 124.514
C8 C14 H10 117.267 C8 C14 C11 124.514
H9 C13 C12 118.219 H10 C14 C11 118.219
C11 C12 C13 179.154 C12 C11 C14 179.154
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.248      
2 H 0.259      
3 H 0.259      
4 H 0.248      
5 H 0.259      
6 H 0.259      
7 C -0.777      
8 C -0.777      
9 H 0.262      
10 H 0.262      
11 C 0.323      
12 C 0.323      
13 C -0.575      
14 C -0.575      


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 0.424 0.424
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.012 0.000 0.000
y 0.000 -29.187 0.000
z 0.000 0.000 -36.476
Traceless
 xyz
x -6.180 0.000 0.000
y 0.000 8.557 0.000
z 0.000 0.000 -2.377
Polar
3z2-r2-4.753
x2-y2-9.825
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.877 0.000 0.000
y 0.000 22.731 0.000
z 0.000 0.000 9.169


<r2> (average value of r2) Å2
<r2> 262.106
(<r2>)1/2 16.190