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 C6H5CHO (benzaldehyde)

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-345.447170
Energy at 298.15K 
HF Energy-345.447170
Nuclear repulsion energy321.082487
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 B3PW91/6-31G**
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' 3225 3091 8.29      
2 A' 3218 3084 13.45      
3 A' 3208 3074 13.46      
4 A' 3196 3063 1.25      
5 A' 3184 3052 4.75      
6 A' 2907 2786 131.91      
7 A' 1815 1739 231.45      
8 A' 1668 1599 28.06      
9 A' 1651 1582 11.24      
10 A' 1533 1469 0.92      
11 A' 1497 1434 13.04      
12 A' 1431 1371 8.71      
13 A' 1388 1330 5.84      
14 A' 1336 1281 15.75      
15 A' 1237 1186 60.19      
16 A' 1191 1142 16.33      
17 A' 1187 1138 4.97      
18 A' 1107 1061 5.53      
19 A' 1052 1008 1.81      
20 A' 1016 974 0.26      
21 A' 844 809 31.08      
22 A' 661 633 23.16      
23 A' 626 600 0.49      
24 A' 442 423 0.19      
25 A' 216 207 7.91      
26 A" 1035 992 0.36      
27 A" 1011 969 0.00      
28 A" 990 949 0.09      
29 A" 941 902 1.56      
30 A" 868 832 0.04      
31 A" 762 731 45.80      
32 A" 704 674 20.85      
33 A" 463 444 4.57      
34 A" 416 399 0.13      
35 A" 238 228 6.95      
36 A" 124 119 4.12      

Unscaled Zero Point Vibrational Energy (zpe) 24193.4 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 23186.9 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 B3PW91/6-31G**
ABC
0.17490 0.05224 0.04023

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.574 0.000
C2 -1.037 -0.367 0.000
C3 -0.740 -1.724 0.000
C4 0.593 -2.146 0.000
C5 1.629 -1.213 0.000
C6 1.332 0.147 0.000
C7 -0.307 2.020 0.000
O8 -1.427 2.488 0.000
H9 0.588 2.682 0.000
H10 -2.062 -0.008 0.000
H11 -1.541 -2.457 0.000
H12 0.822 -3.208 0.000
H13 2.663 -1.546 0.000
H14 2.131 0.885 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.40072.41382.78392.41811.39861.47802.38752.18882.14253.40053.87063.40392.1539
C21.40071.38862.41272.79732.42432.49642.88163.45571.08602.14993.39553.88353.4072
C32.41381.38861.39782.42332.79113.76844.26724.60172.16641.08632.15503.40713.8793
C42.78392.41271.39781.39462.40924.26195.05514.82843.40892.15611.08672.15523.3993
C52.41812.79732.42331.39461.39203.76814.79984.03203.88293.40552.15211.08612.1573
C61.39862.42432.79112.40921.39202.48863.61842.64233.39743.87743.39352.15381.0882
C71.47802.49643.76844.26193.76812.48861.21431.11342.68164.64415.34864.64092.6893
O82.38752.88164.26725.05514.79983.61841.21432.02472.57494.94656.12425.74503.9029
H92.18883.45574.60174.82844.03202.64231.11342.02473.77615.56315.89524.71042.3690
H102.14251.08602.16643.40893.88293.39742.68162.57493.77612.50454.30854.96914.2873
H113.40052.14991.08632.15613.40553.87744.64414.94655.56312.50452.47974.30124.9656
H123.87063.39552.15501.08672.15213.39355.34866.12425.89524.30852.47972.47954.2975
H133.40393.88353.40712.15521.08612.15384.64095.74504.71044.96914.30122.47952.4890
H142.15393.40723.87933.39932.15731.08822.68933.90292.36904.28734.96564.29752.4890

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.845 C1 C2 H10 118.441
C1 C6 C5 120.111 C1 C6 H14 119.503
C1 C7 O8 124.653 C1 C7 H9 114.530
C2 C1 C6 119.999 C2 C1 C7 120.236
C2 C3 C4 119.966 C2 C3 H11 120.109
C3 C2 H10 121.714 C3 C4 C5 120.411
C3 C4 H12 119.796 C4 C3 H11 119.925
C4 C5 C6 119.667 C4 C5 H13 120.117
C5 C4 H12 119.793 C5 C6 H14 120.386
C6 C1 C7 119.764 C6 C5 H13 120.216
O8 C7 H9 120.817
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.011      
2 C -0.116      
3 C -0.125      
4 C -0.109      
5 C -0.126      
6 C -0.141      
7 C 0.256      
8 O -0.419      
9 H 0.086      
10 H 0.154      
11 H 0.134      
12 H 0.133      
13 H 0.132      
14 H 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.222 -2.422 0.000 3.287
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.460 5.948 0.000
y 5.948 -45.703 0.000
z 0.000 0.000 -47.918
Traceless
 xyz
x 3.351 5.948 0.000
y 5.948 -0.014 0.000
z 0.000 0.000 -3.337
Polar
3z2-r2-6.674
x2-y22.243
xy5.948
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.553 -1.116 0.000
y -1.116 14.945 0.000
z 0.000 0.000 3.953


<r2> (average value of r2) Å2
<r2> 260.995
(<r2>)1/2 16.155