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

using model chemistry: HF/SDD

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/SDD
 hartrees
Energy at 0K-231.702844
Energy at 298.15K-231.709630
Nuclear repulsion energy190.314474
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/SDD
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 3338 3006 47.56      
2 A1 3308 2979 19.58      
3 A1 3192 2875 23.91      
4 A1 2378 2141 1.19      
5 A1 1644 1480 9.00      
6 A1 1568 1412 8.93      
7 A1 1514 1364 0.12      
8 A1 1220 1098 4.47      
9 A1 1177 1060 0.33      
10 A1 815 734 0.38      
11 A1 509 459 11.33      
12 A1 107 96 3.26      
13 A2 3258 2934 0.00      
14 A2 1634 1472 0.00      
15 A2 1187 1069 0.00      
16 A2 978 880 0.00      
17 A2 639 576 0.00      
18 A2 256 230 0.00      
19 A2 156 140 0.00      
20 B1 3258 2934 81.87      
21 B1 1635 1472 21.10      
22 B1 1187 1069 2.27      
23 B1 820 738 56.56      
24 B1 259 233 8.79      
25 B1 140 126 3.69      
26 B2 3338 3006 17.00      
27 B2 3308 2978 11.23      
28 B2 3191 2874 134.44      
29 B2 1846 1662 0.22      
30 B2 1636 1473 16.96      
31 B2 1566 1410 6.29      
32 B2 1409 1269 15.96      
33 B2 1211 1090 4.40      
34 B2 1009 908 31.03      
35 B2 647 583 2.88      
36 B2 253 228 0.62      

Unscaled Zero Point Vibrational Energy (zpe) 27796.1 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 25027.6 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/SDD
ABC
0.42331 0.04601 0.04214

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.000 2.228 1.633
H2 0.875 3.467 0.742
H3 -0.875 3.467 0.742
H4 0.000 -2.228 1.633
H5 0.875 -3.467 0.742
H6 -0.875 -3.467 0.742
C7 0.000 2.824 0.731
C8 0.000 -2.824 0.731
H9 0.000 2.463 -1.455
H10 0.000 -2.463 -1.455
C11 0.000 -0.636 -0.502
C12 0.000 0.636 -0.502
C13 0.000 1.953 -0.506
C14 0.000 -1.953 -0.506

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 H6 C7 C8 H9 H10 C11 C12 C13 C14
H11.75871.75874.45635.83005.83001.08135.13223.09675.61653.57272.66322.15664.6964
H21.75871.75055.83006.93317.15061.08586.35122.56906.38424.37593.21322.14845.6297
H31.75871.75055.83007.15066.93311.08586.35122.56906.38424.37593.21322.14845.6297
H44.45635.83005.83001.75871.75875.13221.08135.61653.09672.66323.57274.69642.1566
H55.83006.93317.15061.75871.75056.35121.08586.38422.56903.21324.37595.62972.1484
H65.83007.15066.93311.75871.75056.35121.08586.38422.56903.21324.37595.62972.1484
C71.08131.08581.08585.13226.35126.35125.64822.21505.72143.67352.51111.51284.9344
C85.13226.35126.35121.08131.08581.08585.64825.72142.21502.51113.67354.93441.5128
H93.09672.56902.56905.61656.38426.38422.21505.72144.92693.24292.06051.07754.5171
H105.61656.38426.38423.09672.56902.56905.72142.21504.92692.06053.24294.51711.0775
C113.57274.37594.37592.66323.21323.21323.67352.51113.24292.06051.27272.58921.3165
C122.66323.21323.21323.57274.37594.37592.51113.67352.06053.24291.27271.31652.5892
C132.15662.14842.14844.69645.62975.62971.51284.93441.07754.51712.58921.31653.9057
C144.69645.62975.62972.15662.14842.14844.93441.51284.51711.07751.31652.58923.9057

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 108.491 H1 C7 H3 108.491
H1 C7 C13 111.393 H2 C7 H3 107.431
H2 C7 C13 110.458 H3 C7 C13 110.458
H4 C8 H5 108.491 H4 C8 H6 108.491
H4 C8 C14 111.393 H5 C8 H6 107.431
H5 C8 C14 110.458 H6 C8 C14 110.458
C7 C13 H9 116.549 C7 C13 C12 124.995
C8 C14 H10 116.549 C8 C14 C11 124.995
H9 C13 C12 118.455 H10 C14 C11 118.455
C11 C12 C13 179.831 C12 C11 C14 179.831
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.198      
2 H 0.189      
3 H 0.189      
4 H 0.198      
5 H 0.189      
6 H 0.189      
7 C -0.609      
8 C -0.609      
9 H 0.209      
10 H 0.209      
11 C -0.013      
12 C -0.013      
13 C -0.162      
14 C -0.162      


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 0.434 0.434
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.277 0.000 0.000
y 0.000 -29.074 0.000
z 0.000 0.000 -37.047
Traceless
 xyz
x -7.216 0.000 0.000
y 0.000 9.588 0.000
z 0.000 0.000 -2.372
Polar
3z2-r2-4.743
x2-y2-11.203
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.609 0.000 0.000
y 0.000 21.902 0.000
z 0.000 0.000 6.500


<r2> (average value of r2) Å2
<r2> 265.952
(<r2>)1/2 16.308