return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-420.807323
Energy at 298.15K-420.814226
Nuclear repulsion energy401.799863
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 BLYP/6-311G**
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' 3618 3604 57.58      
2 A' 3132 3119 3.43      
3 A' 3122 3110 7.39      
4 A' 3108 3095 21.81      
5 A' 3097 3085 16.07      
6 A' 3086 3074 0.32      
7 A' 1715 1708 279.50      
8 A' 1580 1574 15.93      
9 A' 1560 1554 5.59      
10 A' 1475 1469 0.67      
11 A' 1437 1431 13.32      
12 A' 1320 1315 52.02      
13 A' 1317 1312 13.65      
14 A' 1304 1299 6.55      
15 A' 1176 1171 36.38      
16 A' 1158 1153 5.34      
17 A' 1150 1145 178.16      
18 A' 1077 1073 9.90      
19 A' 1044 1040 150.85      
20 A' 1014 1010 34.97      
21 A' 989 985 0.16      
22 A' 748 745 5.48      
23 A' 619 616 33.06      
24 A' 616 614 12.17      
25 A' 480 478 6.31      
26 A' 373 371 4.71      
27 A' 210 209 1.20      
28 A" 977 973 0.07      
29 A" 956 952 0.09      
30 A" 924 920 1.25      
31 A" 834 831 0.07      
32 A" 792 789 0.38      
33 A" 702 699 121.72      
34 A" 685 683 8.19      
35 A" 586 583 55.34      
36 A" 421 419 8.65      
37 A" 401 399 0.62      
38 A" 151 151 0.75      
39 A" 67 67 0.77      

Unscaled Zero Point Vibrational Energy (zpe) 24508.2 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 24412.7 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 BLYP/6-311G**
ABC
0.12737 0.04026 0.03059

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.223 0.000
C2 1.286 -0.354 0.000
C3 1.431 -1.745 0.000
C4 0.293 -2.570 0.000
C5 -0.990 -1.999 0.000
C6 -1.140 -0.607 0.000
C7 -0.096 1.716 0.000
O8 0.853 2.484 0.000
O9 -1.398 2.167 0.000
H10 2.153 0.306 0.000
H11 2.427 -2.188 0.000
H12 0.407 -3.655 0.000
H13 -1.872 -2.640 0.000
H14 -2.131 -0.157 0.000
H15 -1.330 3.143 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 O9 H10 H11 H12 H13 H14 H15
C11.40992.43392.80872.43301.41031.49572.41612.39382.15463.42193.89963.42112.16503.2082
C21.40991.39892.42812.80812.43952.48942.87093.68221.08942.16033.41603.89873.42324.3673
C32.43391.39891.40492.43372.81203.78354.26874.82772.17461.09052.16683.42193.90035.6141
C42.80872.42811.40491.40412.43094.30375.08485.02953.42462.16791.09092.16663.42065.9391
C52.43302.80812.43371.40411.40073.82114.84704.18593.89733.42222.16571.09062.16725.1536
C61.41032.43952.81202.43091.40072.54643.67752.78533.41723.90253.41822.16111.08833.7546
C71.49572.48943.78354.30373.82112.54641.22101.37722.65504.64915.39454.70402.76581.8860
O82.41612.87094.26875.08484.84703.67751.22102.27302.53674.93056.15515.80353.98512.2798
O92.39383.68224.82775.02954.18592.78531.37722.27304.00895.79656.09494.83012.43690.9788
H102.15461.08942.17463.42463.89733.41722.65502.53674.00892.50924.32864.98794.30934.4921
H113.42192.16031.09052.16793.42223.90254.64914.93055.79652.50922.49694.32314.99086.5223
H123.89963.41602.16681.09092.16573.41825.39456.15516.09494.32862.49692.49444.32157.0163
H133.42113.89873.42192.16661.09062.16114.70405.80354.83014.98794.32312.49442.49645.8086
H142.16503.42323.90033.42062.16721.08832.76583.98512.43694.30934.99084.32152.49643.3963
H153.20824.36735.61415.93915.15363.75461.88602.27980.97884.49216.52237.01635.80863.3963

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 120.115 C1 C2 H10 118.539
C1 C6 C5 119.883 C1 C6 H14 119.552
C1 C7 O8 125.271 C1 C7 O9 112.800
C2 C1 C6 119.765 C2 C1 C7 117.878
C2 C3 C4 119.999 C2 C3 H11 119.898
C3 C2 H10 121.346 C3 C4 C5 120.085
C3 C4 H12 119.977 C4 C3 H11 120.103
C4 C5 C6 120.152 C4 C5 H13 120.036
C5 C4 H12 119.937 C5 C6 H14 120.565
C6 C1 C7 122.357 C6 C5 H13 119.811
C7 O9 H15 105.100 O8 C7 O9 121.929
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.192      
2 C -0.020      
3 C -0.090      
4 C -0.064      
5 C -0.091      
6 C -0.013      
7 C 0.358      
8 O -0.301      
9 O -0.310      
10 H 0.103      
11 H 0.093      
12 H 0.093      
13 H 0.092      
14 H 0.100      
15 H 0.241      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.103 -1.513 0.000 1.873
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.577 -0.465 0.000
y -0.465 17.262 0.000
z 0.000 0.000 5.196


<r2> (average value of r2) Å2
<r2> 334.394
(<r2>)1/2 18.286