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All results from a given calculation for C6H8 (1,4-Cyclohexadiene)

using model chemistry: wB97X-D/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1Ag
Energy calculated at wB97X-D/6-31G*
 hartrees
Energy at 0K-233.339861
Energy at 298.15K-233.348522
HF Energy-233.339861
Nuclear repulsion energy 
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/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 3218 3053 0.00      
2 Ag 3030 2874 0.00      
3 Ag 1809 1716 0.00      
4 Ag 1505 1427 0.00      
5 Ag 1255 1191 0.00      
6 Ag 875 830 0.00      
7 Ag 548 520 0.00      
8 Au 1247 1183 0.00      
9 Au 1014 962 0.00      
10 Au 390 370 0.00      
11 B1g 3193 3029 0.00      
12 B1g 1443 1369 0.00      
13 B1g 1393 1321 0.00      
14 B1g 1068 1013 0.00      
15 B1g 582 552 0.00      
16 B1u 3050 2893 54.54      
17 B1u 1005 953 22.15      
18 B1u 635 602 61.76      
19 B1u 124 118 0.91      
20 B2g 3051 2894 0.00      
21 B2g 1035 982 0.00      
22 B2g 978 928 0.00      
23 B2g 402 382 0.00      
24 B2u 3216 3050 84.32      
25 B2u 1764 1673 5.38      
26 B2u 1422 1349 0.09      
27 B2u 1209 1147 0.06      
28 B2u 970 920 0.14      
29 B3g 1251 1186 0.00      
30 B3g 730 693 0.00      
31 B3u 3194 3029 19.49      
32 B3u 3031 2875 92.87      
33 B3u 1507 1429 4.55      
34 B3u 1467 1392 0.09      
35 B3u 981 931 0.41      
36 B3u 912 865 10.59      

Unscaled Zero Point Vibrational Energy (zpe) 27252.1 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 25848.6 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 wB97X-D/6-31G*
ABC
0.17235 0.16368 0.08659

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.496 0.000 0.000
C2 -1.496 0.000 0.000
C3 -0.665 1.253 0.000
C4 0.665 1.253 0.000
C5 -0.665 -1.253 0.000
C6 0.665 -1.253 0.000
H7 1.201 -2.200 0.000
H8 -1.201 -2.200 0.000
H9 1.201 2.200 0.000
H10 -1.201 2.200 0.000
H11 2.169 0.000 0.872
H12 -2.169 0.000 0.872
H13 2.169 0.000 -0.872
H14 -2.169 0.000 -0.872

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C12.99292.49811.50352.49811.50352.21933.48032.21933.48031.10093.76751.10093.7675
C22.99291.50352.49811.50352.49813.48032.21933.48032.21933.76751.10093.76751.1009
C32.49811.50351.32992.50522.83633.92403.49342.09221.08803.21862.14263.21862.1426
C41.50352.49811.32992.83632.50523.49343.92401.08802.09222.14263.21862.14263.2186
C52.49811.50352.50522.83631.32992.09221.08803.92403.49343.21862.14263.21862.1426
C61.50352.49812.83632.50521.32991.08802.09223.49343.92402.14263.21862.14263.2186
H72.21933.48033.92403.49342.09221.08802.40154.39905.01182.55644.11732.55644.1173
H83.48032.21933.49343.92401.08802.09222.40155.01184.39904.11732.55644.11732.5564
H92.21933.48032.09221.08803.92403.49344.39905.01182.40152.55644.11732.55644.1173
H103.48032.21931.08802.09223.49343.92405.01184.39902.40154.11732.55644.11732.5564
H111.10093.76753.21862.14263.21862.14262.55644.11732.55644.11734.33761.74354.6749
H123.76751.10092.14263.21862.14263.21864.11732.55644.11732.55644.33764.67491.7435
H131.10093.76753.21862.14263.21862.14262.55644.11732.55644.11731.74354.67494.3376
H143.76751.10092.14263.21862.14263.21864.11732.55644.11732.55644.67491.74354.3376

picture of 1,4-Cyclohexadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 C3 123.578 C1 C4 H9 116.920
C1 C6 C5 123.578 C1 C6 H7 116.920
C2 C3 C4 123.578 C2 C3 H10 116.920
C2 C5 C6 123.578 C2 C5 H8 116.920
C3 C2 C5 112.844 C3 C2 H12 109.741
C3 C2 H14 109.741 C3 C4 H9 119.502
C4 C1 C6 112.844 C4 C1 H11 109.741
C4 C1 H13 109.741 C4 C3 H10 119.502
C5 C2 H12 109.741 C5 C2 H14 109.741
C5 C6 H7 119.502 C6 C1 H11 109.741
C6 C1 H13 109.741 C6 C5 H8 119.502
H11 C1 H13 104.718 H12 C2 H14 104.718
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.382      
2 C -0.382      
3 C -0.136      
4 C -0.136      
5 C -0.136      
6 C -0.136      
7 H 0.153      
8 H 0.153      
9 H 0.153      
10 H 0.153      
11 H 0.174      
12 H 0.174      
13 H 0.174      
14 H 0.174      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.845 0.000 0.000
y 0.000 -34.787 0.000
z 0.000 0.000 -38.550
Traceless
 xyz
x 3.824 0.000 0.000
y 0.000 0.910 0.000
z 0.000 0.000 -4.734
Polar
3z2-r2-9.468
x2-y21.943
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.774 0.000 0.000
y 0.000 8.435 0.000
z 0.000 0.000 4.996


<r2> (average value of r2) Å2
<r2> 144.290
(<r2>)1/2 12.012