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

using model chemistry: MP2/TZVP

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/TZVP
 hartrees
Energy at 0K-419.798095
Energy at 298.15K 
HF Energy-418.458496
Nuclear repulsion energy405.214455
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/TZVP
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' 3785 3587 98.02      
2 A' 3260 3090 2.34      
3 A' 3250 3081 6.40      
4 A' 3241 3072 8.20      
5 A' 3232 3063 8.50      
6 A' 3220 3052 0.12      
7 A' 1803 1709 276.49      
8 A' 1655 1568 6.88      
9 A' 1635 1550 6.02      
10 A' 1534 1454 3.69      
11 A' 1489 1412 15.08      
12 A' 1446 1371 1.74      
13 A' 1386 1314 119.88      
14 A' 1351 1280 4.10      
15 A' 1225 1162 126.99      
16 A' 1209 1146 83.02      
17 A' 1196 1134 0.29      
18 A' 1124 1066 41.74      
19 A' 1098 1041 105.66      
20 A' 1051 996 17.36      
21 A' 1006 954 2.25      
22 A' 777 737 12.43      
23 A' 641 607 44.06      
24 A' 626 593 0.05      
25 A' 500 474 5.83      
26 A' 385 365 4.24      
27 A' 220 209 1.12      
28 A" 789 748 0.36      
29 A" 731 693 0.22      
30 A" 714 677 5.87      
31 A" 675 639 103.61      
32 A" 621 588 12.54      
33 A" 617 585 6.49      
34 A" 509 482 95.82      
35 A" 127 121 0.53      
36 A" 40i 38i 0.44      
37 A" 255i 242i 0.19      
38 A" 390i 370i 1.11      
39 A" 1821i 1726i 0.57      

Unscaled Zero Point Vibrational Energy (zpe) 22810.4 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 21622.0 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/TZVP
ABC
0.12933 0.04102 0.03114

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.227 0.000
C2 1.289 -0.311 0.000
C3 1.456 -1.690 0.000
C4 0.345 -2.532 0.000
C5 -0.939 -1.991 0.000
C6 -1.118 -0.612 0.000
C7 -0.137 1.691 0.000
O8 0.798 2.476 0.000
O9 -1.442 2.079 0.000
H10 2.140 0.358 0.000
H11 2.454 -2.110 0.000
H12 0.480 -3.607 0.000
H13 -1.802 -2.644 0.000
H14 -2.110 -0.182 0.000
H15 -1.392 3.045 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 O9 H10 H11 H12 H13 H14 H15
C11.39692.40752.78042.40811.39791.47062.38652.34722.14403.38883.86353.38952.14973.1428
C21.39691.38932.41332.79012.42622.45812.82993.62911.08232.14343.39373.87263.40204.2952
C32.40751.38931.39402.41382.79153.73794.21794.75472.15931.08242.15103.39493.87255.5256
C42.78042.41331.39401.39332.41454.25065.02844.94533.40202.15041.08312.14993.39895.8410
C52.40812.79012.41381.39331.39073.76824.79254.10093.87233.39472.15011.08252.15515.0558
C61.39792.42622.79152.41451.39072.50333.63412.71023.39963.87393.39472.14421.08113.6666
C71.47062.45813.73794.25063.76822.50331.22061.36132.63844.60045.33364.64402.72101.8459
O82.38652.82994.21795.02844.79253.63411.22062.27462.50734.87626.09105.74233.94002.2626
O92.34723.62914.75474.94534.10092.71021.36132.27463.97385.72086.00174.73702.35800.9667
H102.14401.08232.15933.40203.87233.39962.63842.50733.97382.48834.29834.95484.28454.4376
H113.38882.14341.08242.15043.39473.87394.60044.87625.72082.48832.47724.28894.95496.4315
H123.86353.39372.15101.08312.15013.39475.33366.09106.00174.29832.47722.47614.29386.9097
H133.38953.87263.39492.14991.08252.14424.64405.74234.73704.95484.28892.47612.48135.7035
H142.14973.40203.87253.39892.15511.08112.72103.94002.35804.28454.95494.29382.48133.3057
H153.14284.29525.52565.84105.05583.66661.84592.26260.96674.43766.43156.90975.70353.3057

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 119.561 C1 C2 H10 119.173
C1 C6 C5 119.440 C1 C6 H14 119.719
C1 C7 O8 124.675 C1 C7 O9 111.901
C2 C1 C6 120.488 C2 C1 C7 117.989
C2 C3 C4 120.235 C2 C3 H11 119.754
C3 C2 H10 121.266 C3 C4 C5 119.994
C3 C4 H12 120.018 C4 C3 H11 120.011
C4 C5 C6 120.283 C4 C5 H13 120.014
C5 C4 H12 119.989 C5 C6 H14 120.841
C6 C1 C7 121.523 C6 C5 H13 119.703
C7 O9 H15 103.610 O8 C7 O9 123.424
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability