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: BLYP/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-345.463422
Energy at 298.15K 
HF Energy-345.463422
Nuclear repulsion energy318.893518
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/6-31G(2df,p)
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' 3123 3106 9.70 197.47 0.12 0.21
2 A' 3116 3099 18.60 122.76 0.13 0.24
3 A' 3105 3088 17.81 86.52 0.75 0.86
4 A' 3094 3077 1.15 88.06 0.68 0.81
5 A' 3083 3066 5.36 42.93 0.44 0.61
6 A' 2767 2751 142.76 119.45 0.31 0.47
7 A' 1713 1704 201.02 73.92 0.33 0.49
8 A' 1574 1565 25.99 74.77 0.52 0.69
9 A' 1559 1550 12.03 11.46 0.51 0.68
10 A' 1472 1464 0.79 0.77 0.32 0.49
11 A' 1440 1432 11.13 1.63 0.19 0.32
12 A' 1389 1381 6.89 3.84 0.64 0.78
13 A' 1325 1318 3.99 0.75 0.75 0.86
14 A' 1294 1287 15.42 1.23 0.52 0.69
15 A' 1188 1182 42.76 16.33 0.32 0.48
16 A' 1158 1152 4.84 5.78 0.53 0.69
17 A' 1153 1147 32.02 13.28 0.29 0.45
18 A' 1069 1063 3.90 0.82 0.26 0.41
19 A' 1012 1006 1.36 9.01 0.09 0.17
20 A' 985 979 0.64 26.35 0.09 0.16
21 A' 814 809 28.19 12.26 0.12 0.22
22 A' 643 639 18.58 2.86 0.37 0.54
23 A' 610 606 0.38 5.10 0.75 0.86
24 A' 429 426 0.24 6.92 0.32 0.49
25 A' 213 212 6.63 0.45 0.51 0.68
26 A" 1007 1001 0.22 5.34 0.75 0.86
27 A" 963 958 0.10 0.18 0.75 0.86
28 A" 933 928 0.22 0.07 0.75 0.86
29 A" 906 901 0.92 0.96 0.75 0.86
30 A" 846 841 0.03 5.09 0.75 0.86
31 A" 748 744 32.18 1.67 0.75 0.86
32 A" 687 683 14.82 0.15 0.75 0.86
33 A" 457 454 2.81 0.49 0.75 0.86
34 A" 404 402 0.10 0.01 0.75 0.86
35 A" 236 234 4.46 0.86 0.75 0.86
36 A" 122 121 3.12 2.46 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 23316.0 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 23187.8 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/6-31G(2df,p)
ABC
0.17278 0.05144 0.03964

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.578 0.000
C2 -1.046 -0.369 0.000
C3 -0.750 -1.734 0.000
C4 0.590 -2.164 0.000
C5 1.635 -1.227 0.000
C6 1.340 0.142 0.000
C7 -0.303 2.034 0.000
O8 -1.426 2.517 0.000
H9 0.609 2.689 0.000
H10 -2.075 -0.006 0.000
H11 -1.558 -2.469 0.000
H12 0.818 -3.232 0.000
H13 2.673 -1.564 0.000
H14 2.144 0.883 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.41132.43142.80522.43571.40881.48722.40662.19742.15553.42263.89713.42592.1652
C21.41131.39722.42882.81532.43992.51582.91103.47781.09112.16173.41633.90683.4267
C32.43141.39721.40732.43882.80883.79534.30494.62822.17801.09172.16823.42783.9021
C42.80522.42881.40731.40402.42524.29235.09684.85373.42932.16911.09202.16813.4206
C52.43572.81532.43881.40401.40073.79354.83614.04853.90603.42612.16551.09152.1705
C61.40882.43992.80882.42521.40072.50543.64522.64983.41773.90053.41452.16581.0934
C71.48722.51583.79534.29233.79352.50541.22261.12292.70244.67535.38434.66962.7035
O82.40662.91104.30495.09684.83613.64521.22262.04262.60484.98816.17145.78453.9256
H92.19743.47784.62824.85374.04852.64981.12292.04263.80385.59545.92524.72802.3699
H102.15551.09112.17803.42933.90603.41772.70242.60483.80382.51744.33324.99754.3111
H113.42262.16171.09172.16913.42613.90054.67534.98815.59542.51742.49484.32674.9938
H123.89713.41632.16821.09202.16553.41455.38436.17145.92524.33322.49482.49514.3236
H133.42593.90683.42782.16811.09152.16584.66965.78454.72804.99754.32672.49512.5041
H142.16523.42673.90213.42062.17051.09342.70353.92562.36994.31114.99384.32362.5041

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.933 C1 C2 H10 118.384
C1 C6 C5 120.216 C1 C6 H14 119.306
C1 C7 O8 124.990 C1 C7 H9 113.954
C2 C1 C6 119.808 C2 C1 C7 120.424
C2 C3 C4 120.006 C2 C3 H11 120.076
C3 C2 H10 121.683 C3 C4 C5 120.343
C3 C4 H12 119.817 C4 C3 H11 119.918
C4 C5 C6 119.694 C4 C5 H13 120.121
C5 C4 H12 119.840 C5 C6 H14 120.478
C6 C1 C7 119.768 C6 C5 H13 120.185
O8 C7 H9 121.055
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.273      
2 C -0.169      
3 C -0.068      
4 C -0.087      
5 C -0.068      
6 C -0.182      
7 C 0.051      
8 O -0.233      
9 H 0.049      
10 H 0.102      
11 H 0.084      
12 H 0.084      
13 H 0.083      
14 H 0.082      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.049 -2.434 0.000 3.182
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.372 5.444 0.000
y 5.444 -46.805 0.000
z 0.000 0.000 -47.447
Traceless
 xyz
x 2.755 5.444 0.000
y 5.444 -0.896 0.000
z 0.000 0.000 -1.859
Polar
3z2-r2-3.718
x2-y22.434
xy5.444
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.115 -1.173 0.000
y -1.173 16.052 0.000
z 0.000 0.000 4.767


<r2> (average value of r2) Å2
<r2> 264.679
(<r2>)1/2 16.269