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: B2PLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/6-31+G**
 hartrees
Energy at 0K-345.241526
Energy at 298.15K 
HF Energy-344.873617
Nuclear repulsion energy320.299593
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 B2PLYP/6-31+G**
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' 3246 3092 9.18 234.78 0.12 0.21
2 A' 3240 3086 12.12 89.98 0.16 0.28
3 A' 3230 3077 12.29 86.89 0.75 0.86
4 A' 3219 3066 1.08 81.40 0.70 0.82
5 A' 3207 3054 4.94 51.96 0.43 0.60
6 A' 2961 2820 110.78 140.94 0.31 0.48
7 A' 1751 1668 253.30 118.73 0.35 0.52
8 A' 1658 1579 29.77 99.53 0.56 0.72
9 A' 1640 1562 15.13 15.30 0.55 0.71
10 A' 1537 1464 1.03 1.44 0.49 0.66
11 A' 1498 1427 11.79 2.65 0.26 0.41
12 A' 1434 1366 5.02 3.58 0.36 0.53
13 A' 1391 1325 5.32 1.11 0.74 0.85
14 A' 1350 1285 15.86 1.25 0.41 0.58
15 A' 1239 1180 61.00 29.37 0.22 0.35
16 A' 1202 1144 18.69 8.76 0.12 0.21
17 A' 1195 1139 2.87 7.09 0.64 0.78
18 A' 1110 1057 4.58 0.74 0.13 0.23
19 A' 1050 1000 2.27 13.14 0.04 0.08
20 A' 1018 969 0.63 39.16 0.04 0.08
21 A' 842 802 31.64 13.77 0.07 0.13
22 A' 660 628 23.19 3.41 0.33 0.49
23 A' 629 599 0.53 5.70 0.75 0.85
24 A' 443 422 0.26 5.86 0.24 0.39
25 A' 219 208 8.09 0.81 0.49 0.66
26 A" 1017 968 1.20 2.93 0.75 0.86
27 A" 976 929 0.02 0.01 0.75 0.86
28 A" 968 922 0.04 0.19 0.75 0.86
29 A" 924 880 1.34 0.45 0.75 0.86
30 A" 860 819 0.01 0.55 0.75 0.86
31 A" 744 709 86.50 0.54 0.75 0.86
32 A" 628 598 3.99 0.03 0.75 0.86
33 A" 440 420 6.31 0.16 0.75 0.86
34 A" 405 386 0.07 0.01 0.75 0.86
35 A" 226 215 9.10 1.15 0.75 0.86
36 A" 112 107 4.92 1.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 24133.9 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 22985.1 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 B2PLYP/6-31+G**
ABC
0.17427 0.05192 0.04000

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.574 0.000
C2 -1.045 -0.364 0.000
C3 -0.752 -1.725 0.000
C4 0.582 -2.157 0.000
C5 1.624 -1.226 0.000
C6 1.333 0.139 0.000
C7 -0.289 2.025 0.000
O8 -1.411 2.511 0.000
H9 0.604 2.680 0.000
H10 -2.068 -0.006 0.000
H11 -1.555 -2.453 0.000
H12 0.805 -3.217 0.000
H13 2.654 -1.563 0.000
H14 2.135 0.871 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.40402.41882.79162.42441.40161.47972.39722.19092.14733.40273.87563.40742.1556
C21.40401.39252.42072.80522.43032.50542.89863.46161.08352.15033.40093.88883.4113
C32.41881.39251.40152.42812.79673.77854.28774.60892.16521.08372.15673.41013.8823
C42.79162.42071.40151.39772.41564.27125.07574.83643.41252.15711.08402.15613.4025
C52.42442.80522.42811.39771.39613.77234.81504.03673.88853.40792.15321.08362.1578
C61.40162.43032.79672.41561.39612.48713.62722.64283.40333.88043.39782.15501.0856
C71.47972.50543.77854.27123.77232.48711.22311.10762.69924.65325.35524.64072.6851
O82.39722.89864.28775.07574.81503.62721.22312.02252.60134.96646.14275.75583.9076
H92.19093.46164.60894.83644.03672.64281.10762.02253.78815.56825.90044.71192.3700
H102.14731.08352.16523.41253.88853.40332.69922.60133.78812.50034.30924.97214.2930
H113.40272.15031.08372.15713.40793.88044.65324.96645.56822.50032.48114.30244.9660
H123.87563.40092.15671.08402.15323.39785.35526.14275.90044.30922.48112.48114.2987
H133.40743.88883.41012.15611.08362.15504.64075.75584.71194.97214.30242.48112.4882
H142.15563.41133.88233.40252.15781.08562.68513.90762.37004.29304.96604.29872.4882

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.745 C1 C2 H10 118.797
C1 C6 C5 120.121 C1 C6 H14 119.602
C1 C7 O8 124.717 C1 C7 H9 114.969
C2 C1 C6 120.045 C2 C1 C7 120.626
C2 C3 C4 120.081 C2 C3 H11 120.023
C3 C2 H10 121.458 C3 C4 C5 120.325
C3 C4 H12 119.840 C4 C3 H11 119.896
C4 C5 C6 119.682 C4 C5 H13 120.143
C5 C4 H12 119.835 C5 C6 H14 120.277
C6 C1 C7 119.329 C6 C5 H13 120.175
O8 C7 H9 120.313
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.381      
2 C 0.263      
3 C -0.170      
4 C -0.120      
5 C -0.116      
6 C -0.691      
7 C -0.028      
8 O -0.381      
9 H 0.110      
10 H 0.172      
11 H 0.146      
12 H 0.144      
13 H 0.145      
14 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.409 -2.565 0.000 3.519
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.546 6.702 -0.006
y 6.702 -48.142 0.012
z -0.006 0.012 -49.964
Traceless
 xyz
x 3.507 6.702 -0.006
y 6.702 -0.387 0.012
z -0.006 0.012 -3.120
Polar
3z2-r2-6.239
x2-y22.596
xy6.702
xz-0.006
yz0.012


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.861 -1.294 0.001
y -1.294 16.232 -0.002
z 0.001 -0.002 6.766


<r2> (average value of r2) Å2
<r2> 263.594
(<r2>)1/2 16.236