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

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-305.747714
Energy at 298.15K-305.754272
Nuclear repulsion energy267.741852
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 B3LYP/3-21G
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' 3222 3109 5.72      
2 A' 3211 3098 18.58      
3 A' 3185 3073 12.53      
4 A' 3179 3067 0.64      
5 A' 3030 2924 1.46      
6 A' 1713 1653 56.89      
7 A' 1685 1626 113.92      
8 A' 1613 1556 22.81      
9 A' 1471 1419 5.15      
10 A' 1464 1412 25.00      
11 A' 1434 1384 8.00      
12 A' 1352 1305 3.85      
13 A' 1274 1230 10.20      
14 A' 1236 1193 5.23      
15 A' 1162 1121 35.31      
16 A' 1001 966 15.57      
17 A' 964 930 0.24      
18 A' 945 912 5.09      
19 A' 732 707 6.75      
20 A' 589 568 1.74      
21 A' 498 481 9.12      
22 A' 442 427 7.17      
23 A" 3049 2942 1.39      
24 A" 1259 1215 3.10      
25 A" 1062 1025 1.85      
26 A" 1022 987 0.63      
27 A" 966 932 4.92      
28 A" 840 810 3.94      
29 A" 746 720 69.62      
30 A" 561 542 15.37      
31 A" 466 449 0.16      
32 A" 280 270 0.11      
33 A" 70 67 6.47      

Unscaled Zero Point Vibrational Energy (zpe) 22859.8 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 22057.4 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 B3LYP/3-21G
ABC
0.17321 0.08820 0.05907

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.089 0.000
C2 1.264 0.341 0.000
C3 1.304 -1.008 0.000
C4 0.094 -1.823 0.000
C5 -1.119 -1.248 0.000
C6 -1.288 0.246 0.000
O7 -0.046 2.330 0.000
H8 2.167 0.940 0.000
H9 2.259 -1.523 0.000
H10 0.200 -2.902 0.000
H11 -2.023 -1.850 0.000
H12 -1.881 0.555 0.874
H13 -1.881 0.555 -0.874

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12 H13
C11.46892.46982.91402.59151.53981.24132.17193.45403.99623.56822.14242.1424
C21.46891.35002.46052.86462.55402.38131.08312.11343.41313.95033.27173.2717
C32.46981.35001.45892.43482.87933.60062.13061.08552.19183.43143.65433.6543
C42.91402.46051.45891.34242.48804.15533.45422.18641.08392.11673.21273.2127
C52.59152.86462.43481.34241.50333.73543.94773.38982.11551.08582.14392.1439
C61.53982.55402.87932.48801.50332.42623.52393.96413.48162.22091.10101.1010
O71.24132.38133.60064.15533.73542.42622.61304.48995.23744.62382.69892.6989
H82.17191.08312.13063.45423.94773.52392.61302.46474.31595.03344.15934.1593
H93.45402.11341.08552.18643.38983.96414.48992.46472.47844.29474.71484.7148
H103.99623.41312.19181.08392.11553.48165.23744.31592.47842.45904.12874.1287
H113.56823.95033.43142.11671.08582.22094.62385.03344.29472.45902.56302.5630
H122.14243.27173.65433.21272.14391.10102.69894.15934.71484.12872.56301.7488
H132.14243.27173.65433.21272.14391.10102.69894.15934.71484.12872.56301.7488

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 122.306 C1 C2 H8 115.829
C1 C6 C5 116.769 C1 C6 H12 107.270
C1 C6 H13 107.270 C2 C1 C6 116.160
C2 C1 O7 122.736 C2 C3 C4 122.273
C2 C3 H9 120.002 C3 C2 H8 121.866
C3 C4 C5 120.672 C3 C4 H10 118.338
C4 C3 H9 117.725 C4 C5 C6 121.821
C4 C5 H11 120.954 C5 C4 H10 120.991
C5 C6 H12 109.856 C5 C6 H13 109.856
C6 C1 O7 121.104 C6 C5 H11 117.225
H12 C6 H13 105.162
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.419      
2 C -0.214      
3 C -0.182      
4 C -0.192      
5 C -0.144      
6 C -0.523      
7 O -0.477      
8 H 0.209      
9 H 0.205      
10 H 0.195      
11 H 0.201      
12 H 0.252      
13 H 0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.380 -3.283 0.000 3.304
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.748 -0.296 0.000
y -0.296 -45.970 0.000
z 0.000 0.000 -42.356
Traceless
 xyz
x 9.415 -0.296 0.000
y -0.296 -7.418 0.000
z 0.000 0.000 -1.997
Polar
3z2-r2-3.994
x2-y211.222
xy-0.296
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.881 -0.007 0.000
y -0.007 11.377 0.000
z 0.000 0.000 3.523


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