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

using model chemistry: MP2=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-420.167998
Energy at 298.15K-420.175220
HF Energy-418.473416
Nuclear repulsion energy407.406003
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 MP2=FULL/cc-pVTZ
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' 3787 3595 107.33      
2 A' 3268 3103 2.33      
3 A' 3258 3093 5.49      
4 A' 3246 3081 5.06      
5 A' 3233 3069 6.53      
6 A' 3216 3053 0.11      
7 A' 1820 1728 258.41      
8 A' 1669 1585 8.68      
9 A' 1645 1562 5.76      
10 A' 1539 1461 6.39      
11 A' 1494 1418 12.32      
12 A' 1484 1409 6.72      
13 A' 1404 1333 143.53      
14 A' 1344 1276 3.07      
15 A' 1228 1166 89.46      
16 A' 1206 1145 69.19      
17 A' 1199 1139 7.41      
18 A' 1130 1073 77.73      
19 A' 1104 1048 71.73      
20 A' 1058 1004 14.42      
21 A' 1028 976 0.50      
22 A' 783 743 12.44      
23 A' 638 606 47.12      
24 A' 625 593 0.07      
25 A' 502 476 5.63      
26 A' 388 368 4.94      
27 A' 218 207 1.34      
28 A" 1021 970 0.40      
29 A" 1012 961 0.00      
30 A" 979 929 2.04      
31 A" 889 844 0.04      
32 A" 845 803 0.85      
33 A" 745 707 126.87      
34 A" 722 686 0.01      
35 A" 609 578 61.88      
36 A" 446 423 10.12      
37 A" 419 397 0.46      
38 A" 166 157 0.81      
39 A" 64 61 0.86      

Unscaled Zero Point Vibrational Energy (zpe) 25714.9 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 24413.8 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 MP2=FULL/cc-pVTZ
ABC
0.13064 0.04150 0.03150

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.220 0.000
C2 1.270 -0.342 0.000
C3 1.415 -1.718 0.000
C4 0.292 -2.536 0.000
C5 -0.977 -1.971 0.000
C6 -1.126 -0.594 0.000
C7 -0.100 1.691 0.000
O8 0.840 2.449 0.000
O9 -1.379 2.127 0.000
H10 2.124 0.313 0.000
H11 2.399 -2.155 0.000
H12 0.404 -3.606 0.000
H13 -1.848 -2.604 0.000
H14 -2.104 -0.148 0.000
H15 -1.313 3.091 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 O9 H10 H11 H12 H13 H14 H15
C11.38932.40042.77152.39931.38971.47422.38182.35262.12593.37583.84803.37472.13623.1573
C21.38931.38402.40192.77532.40972.45212.82403.62101.07602.13533.37723.85173.38004.2971
C32.40041.38401.38912.40512.77913.73134.20694.75292.15151.07622.14153.38063.85385.5300
C42.77152.40191.38911.38842.40464.24505.01484.95263.38692.14131.07652.14053.38255.8517
C52.39932.77532.40511.38841.38553.76574.77904.11753.85103.38062.14021.07632.14365.0739
C61.38972.40972.77912.40461.38552.50463.62292.73213.37423.85543.37902.13541.07473.6900
C71.47422.45213.73134.24503.76572.50461.20811.35042.61674.58665.32144.63652.71981.8527
O82.38182.82404.20695.01484.77903.62291.20812.24232.49204.86036.07105.72313.92622.2476
O92.35263.62104.75294.95264.11752.73211.35042.24233.94435.70976.00384.75342.38760.9671
H102.12591.07602.15153.38693.85103.37422.61672.49203.94432.48294.27994.92744.25314.4199
H113.37582.13531.07622.14133.38063.85544.58664.86035.70972.48292.46714.27024.93006.4268
H123.84803.37722.14151.07652.14023.37905.32146.07106.00384.27992.46712.46494.27226.9145
H133.37473.85173.38062.14051.07632.13544.63655.72314.75344.92744.27022.46492.46895.7201
H142.13623.38003.85383.38252.14361.07472.71983.92622.38764.25314.93004.27222.46893.3346
H153.15734.29715.53005.85175.07393.69001.85272.24760.96714.41996.42686.91455.72013.3346

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 119.891 C1 C2 H10 118.616
C1 C6 C5 119.664 C1 C6 H14 119.636
C1 C7 O8 124.947 C1 C7 O9 112.720
C2 C1 C6 120.255 C2 C1 C7 117.789
C2 C3 C4 120.029 C2 C3 H11 119.918
C3 C2 H10 121.493 C3 C4 C5 119.972
C3 C4 H12 120.044 C4 C3 H11 120.053
C4 C5 C6 120.190 C4 C5 H13 120.024
C5 C4 H12 119.983 C5 C6 H14 120.700
C6 C1 C7 121.956 C6 C5 H13 119.786
C7 O9 H15 104.946 O8 C7 O9 122.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability