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

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-419.628187
Energy at 298.15K-419.635181
HF Energy-418.338605
Nuclear repulsion energy405.292520
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 MP3/6-31+G**
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' 3912 3641 87.72      
2 A' 3319 3089 2.93      
3 A' 3314 3084 5.15      
4 A' 3300 3071 16.30      
5 A' 3290 3061 12.18      
6 A' 3278 3050 0.31      
7 A' 1911 1778 307.16      
8 A' 1719 1600 11.79      
9 A' 1696 1578 4.89      
10 A' 1585 1475 4.75      
11 A' 1535 1428 20.14      
12 A' 1447 1347 148.80      
13 A' 1386 1290 4.83      
14 A' 1341 1248 3.44      
15 A' 1264 1176 204.58      
16 A' 1233 1148 42.48      
17 A' 1209 1125 1.06      
18 A' 1162 1082 61.31      
19 A' 1131 1053 28.01      
20 A' 1077 1002 8.06      
21 A' 1034 962 0.88      
22 A' 797 742 15.08      
23 A' 650 605 56.53      
24 A' 638 594 0.05      
25 A' 507 471 4.94      
26 A' 392 364 6.08      
27 A' 223 207 1.28      
28 A" 955 888 0.14      
29 A" 944 879 0.13      
30 A" 923 859 0.76      
31 A" 870 809 0.06      
32 A" 794 738 0.21      
33 A" 730 679 147.99      
34 A" 617 574 69.27      
35 A" 536 498 3.47      
36 A" 418 389 5.90      
37 A" 398 371 0.44      
38 A" 159 148 0.56      
39 A" 55 51 0.86      

Unscaled Zero Point Vibrational Energy (zpe) 25873.0 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 24074.9 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 MP3/6-31+G**
ABC
0.12949 0.04098 0.03113

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.222 0.000
C2 1.277 -0.349 0.000
C3 1.417 -1.735 0.000
C4 0.283 -2.552 0.000
C5 -0.991 -1.981 0.000
C6 -1.137 -0.594 0.000
C7 -0.097 1.710 0.000
O8 0.856 2.456 0.000
O9 -1.373 2.148 0.000
H10 2.140 0.300 0.000
H11 2.403 -2.177 0.000
H12 0.393 -3.628 0.000
H13 -1.867 -2.614 0.000
H14 -2.119 -0.147 0.000
H15 -1.330 3.111 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 O9 H10 H11 H12 H13 H14 H15
C11.39922.41582.78802.41521.39941.49162.39272.36602.14183.39513.86923.39452.15103.1807
C21.39921.39292.41682.79432.42702.47552.83663.64191.08002.14653.39573.87483.40284.3325
C32.41581.39291.39732.42022.79743.76294.22834.78172.16001.08052.15193.39933.87675.5703
C42.78802.41681.39731.39622.41904.27895.04054.98363.40352.15251.08122.15113.39995.8882
C52.41522.79432.42021.39621.39483.79784.80594.14693.87403.39932.15071.08052.15405.1032
C61.39942.42702.79742.41901.39482.52813.64342.75233.39743.87793.39762.14731.07933.7099
C71.49162.47553.76294.27893.79782.52811.20981.34982.64424.62135.36004.67192.74551.8665
O82.39272.83664.22835.04054.80593.64341.20982.25042.50944.88446.10115.75433.95272.2819
O92.36603.64194.78174.98364.14692.75231.34982.25043.97015.74176.03984.78712.41280.9637
H102.14181.08002.16003.40353.87403.39742.64422.50943.97012.49104.29904.95464.28314.4658
H113.39512.14651.08052.15253.39933.87794.62134.88445.74172.49102.47894.29204.95726.4727
H123.86923.39572.15191.08122.15073.39765.36006.10116.03984.29902.47892.47684.29306.9553
H133.39453.87483.39932.15111.08052.14734.67195.75434.78714.95464.29202.47682.47995.7495
H142.15103.40283.87673.39992.15401.07932.74553.95272.41284.28314.95724.29302.47993.3516
H153.18074.33255.57035.88825.10323.70991.86652.28190.96374.46586.47276.95535.74953.3516

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 119.821 C1 C2 H10 118.965
C1 C6 C5 119.621 C1 C6 H14 119.852
C1 C7 O8 124.352 C1 C7 O9 112.654
C2 C1 C6 120.279 C2 C1 C7 117.787
C2 C3 C4 120.033 C2 C3 H11 119.892
C3 C2 H10 121.214 C3 C4 C5 120.082
C3 C4 H12 119.971 C4 C3 H11 120.076
C4 C5 C6 120.164 C4 C5 H13 120.040
C5 C4 H12 119.947 C5 C6 H14 120.527
C6 C1 C7 121.934 C6 C5 H13 119.796
C7 O9 H15 106.363 O8 C7 O9 122.995
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability