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

using model chemistry: MP3=FULL/6-31G*

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=FULL/6-31G*
 hartrees
Energy at 0K-419.614891
Energy at 298.15K-419.621912
HF Energy-418.322816
Nuclear repulsion energy405.349449
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=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 A' 3777 3544 92.95      
2 A' 3277 3075 2.16      
3 A' 3271 3070 3.81      
4 A' 3257 3056 14.76      
5 A' 3247 3047 11.44      
6 A' 3235 3035 0.40      
7 A' 1915 1797 312.33      
8 A' 1717 1611 12.38      
9 A' 1694 1590 4.99      
10 A' 1582 1485 4.71      
11 A' 1532 1438 23.29      
12 A' 1450 1361 138.20      
13 A' 1384 1299 5.43      
14 A' 1340 1257 4.49      
15 A' 1270 1192 226.52      
16 A' 1239 1163 40.25      
17 A' 1215 1140 1.33      
18 A' 1164 1092 53.24      
19 A' 1134 1064 31.19      
20 A' 1078 1012 8.99      
21 A' 1036 972 0.83      
22 A' 799 750 14.84      
23 A' 653 613 57.11      
24 A' 640 601 0.04      
25 A' 508 477 5.08      
26 A' 393 369 6.10      
27 A' 224 210 1.31      
28 A" 944 886 0.30      
29 A" 932 875 0.31      
30 A" 917 860 0.75      
31 A" 866 813 0.07      
32 A" 806 756 0.98      
33 A" 734 689 161.70      
34 A" 629 591 65.03      
35 A" 568 533 9.76      
36 A" 426 400 6.81      
37 A" 406 381 0.46      
38 A" 161 151 0.66      
39 A" 60 57 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 25742.5 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 24154.1 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=FULL/6-31G*
ABC
0.12959 0.04102 0.03116

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.221 0.000
C2 1.277 -0.347 0.000
C3 1.418 -1.732 0.000
C4 0.286 -2.549 0.000
C5 -0.988 -1.980 0.000
C6 -1.136 -0.594 0.000
C7 -0.098 1.707 0.000
O8 0.852 2.455 0.000
O9 -1.375 2.144 0.000
H10 2.144 0.306 0.000
H11 2.410 -2.174 0.000
H12 0.397 -3.630 0.000
H13 -1.868 -2.616 0.000
H14 -2.124 -0.146 0.000
H15 -1.333 3.115 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 O9 H10 H11 H12 H13 H14 H15
C11.39782.41322.78492.41251.39811.48922.39092.36382.14583.39793.87193.39722.15513.1862
C21.39781.39172.41492.79232.42562.47192.83423.63841.08572.15003.39923.87863.40684.3356
C32.41321.39171.39642.41872.79563.75804.22484.77702.16351.08632.15583.40333.88065.5729
C42.78492.41491.39641.39532.41734.27345.03604.97843.40692.15671.08702.15533.40345.8910
C52.41252.79232.41871.39531.39363.79284.80144.14223.87783.40342.15461.08632.15745.1067
C61.39812.42562.79562.41731.39362.52433.63982.74873.40133.88193.40122.15071.08503.7145
C71.48922.47193.75804.27343.79282.52431.20911.34922.64384.62125.36034.67162.74501.8727
O82.39092.83424.22485.03604.80143.63981.20912.24802.50734.88466.10245.75473.95192.2820
O92.36383.63844.77704.97844.14222.74871.34922.24803.96975.74216.04024.78602.40930.9719
H102.14581.08572.16353.40693.87783.40132.64382.50733.96972.49504.30704.96414.29174.4696
H113.39792.15001.08632.15673.40343.88194.62124.88465.74212.49502.48414.30104.96686.4796
H123.87193.39922.15581.08702.15463.40125.36036.10246.04024.30702.48412.48214.30096.9638
H133.39723.87863.40332.15531.08632.15074.67165.75474.78604.96414.30102.48212.48385.7564
H142.15513.40683.88063.40342.15741.08502.74503.95192.40934.29174.96684.30092.48383.3554
H153.18624.33565.57295.89105.10673.71451.87272.28200.97194.46966.47966.96385.75643.3554

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 119.787 C1 C2 H10 119.014
C1 C6 C5 119.579 C1 C6 H14 119.912
C1 C7 O8 124.439 C1 C7 O9 112.687
C2 C1 C6 120.351 C2 C1 C7 117.759
C2 C3 C4 120.028 C2 C3 H11 119.864
C3 C2 H10 121.199 C3 C4 C5 120.089
C3 C4 H12 119.965 C4 C3 H11 120.107
C4 C5 C6 120.166 C4 C5 H13 120.065
C5 C4 H12 119.947 C5 C6 H14 120.508
C6 C1 C7 121.890 C6 C5 H13 119.769
C7 O9 H15 106.437 O8 C7 O9 122.874
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability