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All results from a given calculation for C6H5COOH (benzoic acid)

using model chemistry: CCD/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 CCD/3-21G*
 hartrees
Energy at 0K-416.861522
Energy at 298.15K-416.868601
HF Energy-415.983746
Nuclear repulsion energy401.605972
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 CCD/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' 3564 3409 24.37      
2 A' 3210 3070 1.26      
3 A' 3189 3050 7.92      
4 A' 3178 3039 12.69      
5 A' 3166 3028 10.13      
6 A' 3154 3017 0.18      
7 A' 1813 1734 160.24      
8 A' 1634 1563 3.07      
9 A' 1610 1540 6.29      
10 A' 1544 1477 3.43      
11 A' 1505 1440 14.40      
12 A' 1428 1366 67.59      
13 A' 1386 1326 5.50      
14 A' 1274 1218 2.12      
15 A' 1241 1187 2.75      
16 A' 1214 1161 151.34      
17 A' 1188 1137 2.68      
18 A' 1119 1071 34.28      
19 A' 1079 1032 169.75      
20 A' 1061 1015 8.71      
21 A' 1022 977 8.21      
22 A' 776 742 6.64      
23 A' 656 628 0.31      
24 A' 646 618 51.77      
25 A' 499 477 5.19      
26 A' 390 373 8.06      
27 A' 220 211 0.70      
28 A" 957 915 0.10      
29 A" 949 908 0.02      
30 A" 920 880 2.81      
31 A" 860 822 0.01      
32 A" 804 769 0.44      
33 A" 716 685 150.60      
34 A" 675 646 14.11      
35 A" 575 550 108.76      
36 A" 428 409 11.17      
37 A" 418 400 4.55      
38 A" 163 156 1.62      
39 A" 83 80 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 25155.0 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 24060.7 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 CCD/3-21G*
ABC
0.12636 0.04050 0.03067

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.219 0.000
C2 1.302 -0.309 0.000
C3 1.487 -1.699 0.000
C4 0.371 -2.557 0.000
C5 -0.929 -2.020 0.000
C6 -1.120 -0.629 0.000
C7 -0.143 1.707 0.000
O8 0.781 2.515 0.000
O9 -1.474 2.097 0.000
H10 2.148 0.376 0.000
H11 2.494 -2.114 0.000
H12 0.514 -3.637 0.000
H13 -1.792 -2.684 0.000
H14 -2.117 -0.197 0.000
H15 -1.508 3.088 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 O9 H10 H11 H12 H13 H14 H15
C11.40472.42732.80082.42411.40441.49472.42562.38772.15343.41543.89023.41202.15753.2413
C21.40471.40252.43272.81102.44212.48002.87243.67371.08902.16333.41963.90033.42044.4087
C32.42731.40251.40742.43722.81803.77604.27374.81492.17821.08922.16813.42393.90465.6473
C42.80082.43271.40741.40672.43744.29475.08905.00673.42922.16871.08942.16713.42945.9497
C52.42412.81102.43721.40671.40433.80894.84704.15313.89973.42452.16741.08932.17595.1407
C61.40442.44212.81802.43741.40432.53173.67392.74883.41833.90723.42342.16291.08683.7370
C71.49472.48003.77604.29473.80892.53171.22741.38782.64884.64255.38414.69092.74281.9424
O82.42562.87244.27375.08904.84703.67391.22742.29362.53884.93666.15835.80163.96922.3596
O92.38773.67374.81495.00674.15312.74881.38782.29364.01015.78666.06924.79202.38240.9914
H102.15341.08902.17823.42923.89973.41832.64882.53884.01012.51434.33294.98894.30304.5520
H113.41542.16331.08922.16873.42453.90724.64254.93665.78662.51432.49794.32414.99386.5637
H123.89023.41962.16811.08942.16743.42345.38416.15836.06924.33292.49792.49544.33097.0226
H133.41203.90033.42392.16711.08932.16294.69095.80164.79204.98894.32412.49542.50855.7793
H142.15753.42043.90463.42942.17591.08682.74283.96922.38244.30304.99384.33092.50853.3409
H153.24134.40875.64735.94975.14073.73701.94242.35960.99144.55206.56377.02265.77933.3409

picture of benzoic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.694 C1 C2 H10 118.898
C1 C6 C5 119.329 C1 C6 H14 119.465
C1 C7 O8 125.736 C1 C7 O9 111.807
C2 C1 C6 120.775 C2 C1 C7 117.568
C2 C3 C4 119.944 C2 C3 H11 119.983
C3 C2 H10 121.408 C3 C4 C5 120.012
C3 C4 H12 120.000 C4 C3 H11 120.073
C4 C5 C6 120.246 C4 C5 H13 119.972
C5 C4 H12 119.988 C5 C6 H14 121.206
C6 C1 C7 121.657 C6 C5 H13 119.782
C7 O9 H15 108.296 O8 C7 O9 122.457
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability