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All results from a given calculation for C6H6 (Dewar Benzene)

using model chemistry: CID/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CID/6-311G*
 hartrees
Energy at 0K-231.285029
Energy at 298.15K 
HF Energy-230.605510
Nuclear repulsion energy209.616421
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 CID/6-311G*
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 3328 3092 8.09      
2 A1 3223 2995 42.01      
3 A1 1713 1592 0.19      
4 A1 1259 1169 5.21      
5 A1 1104 1026 0.86      
6 A1 1008 937 13.80      
7 A1 926 860 0.05      
8 A1 862 801 85.72      
9 A1 407 379 5.57      
10 A2 3293 3059 0.00      
11 A2 1377 1280 0.00      
12 A2 1276 1186 0.00      
13 A2 1014 942 0.00      
14 A2 976 907 0.00      
15 A2 821 763 0.00      
16 A2 345 320 0.00      
17 B1 3326 3090 40.51      
18 B1 1685 1566 7.07      
19 B1 1304 1211 4.38      
20 B1 1159 1077 0.41      
21 B1 1060 985 0.30      
22 B1 766 712 49.99      
23 B2 3294 3061 28.99      
24 B2 3214 2986 19.34      
25 B2 1367 1270 41.14      
26 B2 1235 1148 6.83      
27 B2 1008 936 2.62      
28 B2 976 907 7.47      
29 B2 887 824 10.87      
30 B2 517 481 6.42      

Unscaled Zero Point Vibrational Energy (zpe) 22365.6 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 20779.8 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 CID/6-311G*
ABC
0.26421 0.15005 0.11735

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.781 0.524
C2 0.000 -0.781 0.524
H3 0.000 1.343 1.453
H4 0.000 -1.343 1.453
C5 -1.298 0.666 -0.265
C6 1.298 0.666 -0.265
C7 1.298 -0.666 -0.265
C8 -1.298 -0.666 -0.265
H9 -1.941 1.410 -0.709
H10 1.941 1.410 -0.709
H11 1.941 -1.410 -0.709
H12 -1.941 -1.410 -0.709

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 C7 C8 H9 H10 H11 H12
C11.56181.08582.31781.52361.52362.09782.09782.38452.38453.17633.1763
C21.56182.31781.08582.09782.09781.52361.52363.17633.17632.38452.3845
H31.08582.31782.68502.25752.25752.94472.94472.90702.90704.00264.0026
H42.31781.08582.68502.94472.94472.25752.25754.00264.00262.90702.9070
C51.52362.09782.25752.94472.59652.91801.33151.07913.35353.87302.2178
C61.52362.09782.25752.94472.59651.33152.91803.35351.07912.21783.8730
C72.09781.52362.94472.25752.91801.33152.59653.87302.21781.07913.3535
C82.09781.52362.94472.25751.33152.91802.59652.21783.87303.35351.0791
H92.38453.17632.90704.00261.07913.35353.87302.21783.88274.79842.8194
H102.38453.17632.90704.00263.35351.07912.21783.87303.88272.81944.7984
H113.17632.38454.00262.90703.87302.21781.07913.35354.79842.81943.8827
H123.17632.38454.00262.90702.21783.87303.35351.07912.81944.79843.8827

picture of Dewar Benzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 121.147 C1 C2 H7 85.666
C1 C2 H8 85.666 C1 C5 H8 94.334
C1 C5 H9 131.986 C1 C6 H7 94.334
C1 C6 H10 131.986 C2 C1 C3 121.147
C2 C1 C5 85.666 C2 C1 C6 85.666
C2 H7 C6 94.334 C2 H7 H11 131.986
C2 H8 C5 94.334 C2 H8 H12 131.986
C3 C1 C5 118.839 C3 C1 C6 118.839
C4 C2 H7 118.839 C4 C2 H8 118.839
C5 C1 C6 116.878 C5 H8 H12 133.585
C6 H7 H11 133.585 H7 C6 H10 133.585
H8 C5 H9 133.585
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability