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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: CCSD=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD=FULL/6-31G*
 hartrees
Energy at 0K-231.406194
Energy at 298.15K-231.412669
HF Energy-230.569271
Nuclear repulsion energy214.285636
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 CCSD=FULL/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 A1 3275 3111 6.49      
2 A1 3268 3104 9.89      
3 A1 3221 3059 1.96      
4 A1 1660 1576 1.86      
5 A1 1461 1387 0.19      
6 A1 1231 1169 1.53      
7 A1 1145 1087 1.60      
8 A1 1016 965 0.16      
9 A1 949 902 0.00      
10 A1 792 752 2.61      
11 A1 717 681 6.63      
12 A2 1160 1101 0.00      
13 A2 938 891 0.00      
14 A2 875 831 0.00      
15 A2 826 785 0.00      
16 A2 546 519 0.00      
17 B1 3252 3088 9.42      
18 B1 1165 1106 21.89      
19 B1 1027 975 0.15      
20 B1 789 750 86.28      
21 B1 651 619 1.79      
22 B1 524 498 12.95      
23 B2 3250 3087 6.91      
24 B2 3221 3059 22.94      
25 B2 1383 1313 5.13      
26 B2 1319 1253 3.46      
27 B2 1264 1201 0.79      
28 B2 1021 970 0.04      
29 B2 883 839 6.03      
30 B2 844 801 6.92      

Unscaled Zero Point Vibrational Energy (zpe) 21835.9 cm-1
Scaled (by 0.9498) Zero Point Vibrational Energy (zpe) 20739.8 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 CCSD=FULL/6-31G*
ABC
0.24786 0.17602 0.13003

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.725 0.000 -1.006
C2 -0.725 0.000 -1.006
C3 0.000 1.071 -0.207
C4 0.000 -1.071 -0.207
C5 0.000 0.670 1.251
C6 0.000 -0.670 1.251
H7 1.486 0.000 -1.779
H8 -1.486 0.000 -1.779
H9 0.000 2.105 -0.546
H10 0.000 -2.105 -0.546
H11 0.000 1.354 2.094
H12 0.000 -1.354 2.094

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.45041.52061.52062.46392.46391.08402.34192.27342.27343.45953.4595
C21.45041.52061.52062.46392.46392.34191.08402.27342.27343.45953.4595
C31.52061.52062.14211.51182.27112.41372.41371.08793.19392.31773.3423
C41.52061.52062.14212.27111.51182.41372.41373.19391.08793.34232.3177
C52.46392.46391.51182.27111.34093.44053.44052.29903.30611.08482.1924
C62.46392.46392.27111.51181.34093.44053.44053.30612.29902.19241.0848
H71.08402.34192.41372.41373.44053.44052.97112.85622.85624.36314.3631
H82.34191.08402.41372.41373.44053.44052.97112.85622.85624.36314.3631
H92.27342.27341.08793.19392.29903.30612.85622.85624.20962.74434.3505
H102.27342.27343.19391.08793.30612.29902.85622.85624.20964.35052.7443
H113.45953.45952.31773.34231.08482.19244.36314.36312.74434.35052.7070
H123.45953.45953.34232.31772.19241.08484.36314.36314.35052.74432.7070

picture of Benzvalene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 61.517 C1 C2 C4 61.517
C1 C2 H8 134.540 C1 C3 C2 56.965
C1 C3 C5 108.684 C1 C3 H9 120.363
C1 C4 C2 56.965 C1 C4 C6 108.684
C1 C4 H10 120.363 C2 C1 C3 61.517
C2 C1 C4 61.517 C2 C1 H7 134.540
C2 C3 C5 108.684 C2 C3 H9 120.363
C2 C4 C6 108.684 C2 C4 H10 120.363
C3 C1 C4 89.555 C3 C1 H7 135.175
C3 C2 C4 89.555 C3 C2 H8 135.175
C3 C5 C6 105.366 C3 C5 H11 125.609
C4 C1 H7 135.175 C4 C2 H8 135.175
C4 C6 C5 105.366 C4 C6 H12 125.609
C5 C3 H9 123.520 C5 C6 H12 129.025
C6 C4 H10 123.520 C6 C5 H11 129.025
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability