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All results from a given calculation for C6H6O (2,4-Cyclohexadienone)

using model chemistry: B1B95/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B1B95/CEP-31G*
 hartrees
Energy at 0K-53.375003
Energy at 298.15K-53.381279
Nuclear repulsion energy136.563806
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 B1B95/CEP-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 A' 3225 3087 6.58      
2 A' 3215 3077 23.33      
3 A' 3183 3047 15.49      
4 A' 3172 3036 4.54      
5 A' 3070 2938 2.15      
6 A' 1774 1698 319.38      
7 A' 1714 1641 20.00      
8 A' 1651 1580 26.63      
9 A' 1438 1376 12.49      
10 A' 1397 1337 32.14      
11 A' 1381 1322 9.80      
12 A' 1352 1294 12.86      
13 A' 1244 1191 14.72      
14 A' 1166 1116 3.44      
15 A' 1143 1094 8.70      
16 A' 1005 962 13.69      
17 A' 964 923 8.19      
18 A' 908 869 1.22      
19 A' 753 721 6.39      
20 A' 552 528 0.35      
21 A' 468 448 10.60      
22 A' 437 418 9.61      
23 A" 3110 2977 4.07      
24 A" 1180 1130 6.66      
25 A" 1035 991 0.51      
26 A" 1004 961 1.35      
27 A" 934 894 4.60      
28 A" 813 778 3.75      
29 A" 735 704 86.67      
30 A" 524 502 10.50      
31 A" 433 414 0.02      
32 A" 254 244 0.06      
33 A" 43 41 7.18      

Unscaled Zero Point Vibrational Energy (zpe) 22637.5 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 21668.6 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 B1B95/CEP-31G*
ABC
0.16921 0.08779 0.05842

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.091 0.000
C2 1.289 0.354 0.000
C3 1.315 -1.023 0.000
C4 0.090 -1.839 0.000
C5 -1.140 -1.240 0.000
C6 -1.294 0.260 0.000
O7 -0.051 2.324 0.000
H8 2.204 0.951 0.000
H9 2.281 -1.541 0.000
H10 0.182 -2.929 0.000
H11 -2.052 -1.846 0.000
H12 -1.889 0.580 0.874
H13 -1.889 0.580 -0.874

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12 H13
C11.48542.48932.93162.59451.53771.23412.20843.48264.02343.58292.14292.1429
C21.48541.37632.49932.90542.58482.38301.09262.13833.46384.00063.30403.3040
C32.48931.37631.47232.46522.90713.61462.16461.09572.21743.46683.68773.6877
C42.93162.49931.47231.36892.51424.16573.50062.21031.09302.14253.24583.2458
C52.59452.90542.46521.36891.50723.72653.99803.43402.14481.09512.15312.1531
C61.53772.58482.90712.51421.50722.40963.56544.00223.51312.23811.10471.1047
O71.23412.38303.61464.16573.72652.40962.63974.51375.25764.62542.68002.6800
H82.20841.09262.16463.50063.99803.56542.63972.49364.37505.09314.20154.2015
H93.48262.13831.09572.21033.43404.00224.51372.49362.51554.34334.75894.7589
H104.02343.46382.21741.09302.14483.51315.25764.37502.51552.48264.16694.1669
H113.58294.00063.46682.14251.09512.23814.62545.09314.34332.48262.58402.5840
H122.14293.30403.68773.24582.15311.10472.68004.20154.75894.16692.58401.7474
H132.14293.30403.68773.24582.15311.10472.68004.20154.75894.16692.58401.7474

picture of 2,4-Cyclohexadienone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.842 C1 C2 H8 117.072
C1 C6 C5 116.877 C1 C6 H12 107.242
C1 C6 H13 107.242 C2 C1 C6 117.516
C2 C1 O7 122.119 C2 C3 C4 122.616
C2 C3 H9 119.334 C3 C2 H8 122.086
C3 C4 C5 120.327 C3 C4 H10 118.885
C4 C3 H9 118.051 C4 C5 C6 121.823
C4 C5 H11 120.400 C5 C4 H10 120.789
C5 C6 H12 110.094 C5 C6 H13 110.094
C6 C1 O7 120.365 C6 C5 H11 117.777
H12 C6 H13 104.536
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.363      
2 C -0.146      
3 C -0.338      
4 C -0.180      
5 C -0.395      
6 C 0.001      
7 O -0.078      
8 H 0.313      
9 H 0.283      
10 H 0.295      
11 H 0.278      
12 H 0.165      
13 H 0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.381 -3.729 0.000 3.748
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.652 -0.299 0.000
y -0.299 -46.335 0.000
z 0.000 0.000 -41.485
Traceless
 xyz
x 10.258 -0.299 0.000
y -0.299 -8.766 0.000
z 0.000 0.000 -1.492
Polar
3z2-r2-2.984
x2-y212.683
xy-0.299
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.635 -0.056 0.000
y -0.056 12.442 0.000
z 0.000 0.000 4.833


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000