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All results from a given calculation for C6H5CHO (benzaldehyde)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-344.510022
Energy at 298.15K 
HF Energy-343.431344
Nuclear repulsion energy320.975986
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 MP3/6-31G*
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' 3265 3065 6.35      
2 A' 3258 3058 13.28      
3 A' 3247 3048 13.87      
4 A' 3235 3037 1.25      
5 A' 3223 3025 5.06      
6 A' 3007 2823 103.72      
7 A' 1869 1755 178.63      
8 A' 1712 1606 12.81      
9 A' 1693 1589 6.91      
10 A' 1575 1479 0.31      
11 A' 1534 1440 11.41      
12 A' 1469 1378 13.74      
13 A' 1377 1292 11.50      
14 A' 1339 1257 10.53      
15 A' 1268 1190 49.11      
16 A' 1230 1154 11.85      
17 A' 1213 1139 0.92      
18 A' 1134 1065 3.16      
19 A' 1075 1009 1.27      
20 A' 1033 969 0.29      
21 A' 857 805 31.76      
22 A' 671 630 24.76      
23 A' 638 599 0.66      
24 A' 451 423 0.10      
25 A' 229 215 8.38      
26 A" 1024 961 0.21      
27 A" 933 875 0.30      
28 A" 921 864 0.24      
29 A" 896 841 0.73      
30 A" 857 805 0.09      
31 A" 743 697 79.47      
32 A" 553 519 0.18      
33 A" 447 419 4.72      
34 A" 405 380 0.12      
35 A" 231 217 8.02      
36 A" 114 107 5.69      

Unscaled Zero Point Vibrational Energy (zpe) 24361.5 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 22865.7 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 MP3/6-31G*
ABC
0.17464 0.05226 0.04023

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.574 0.000
C2 -1.035 -0.369 0.000
C3 -0.730 -1.726 0.000
C4 0.605 -2.145 0.000
C5 1.636 -1.206 0.000
C6 1.333 0.156 0.000
C7 -0.317 2.023 0.000
O8 -1.444 2.473 0.000
H9 0.559 2.702 0.000
H10 -2.063 -0.019 0.000
H11 -1.529 -2.462 0.000
H12 0.839 -3.205 0.000
H13 2.671 -1.533 0.000
H14 2.132 0.894 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.40052.41262.78442.41691.39691.48352.38612.20052.14663.39893.87093.40212.1560
C21.40051.39022.41672.79922.42612.49792.87163.46051.08572.14993.39933.88523.4104
C32.41261.39021.39912.42282.79263.77144.25904.61152.16531.08622.15673.40723.8807
C42.78442.41671.39911.39462.41304.26795.05164.84643.41072.15711.08642.15523.4013
C52.41692.79922.42281.39461.39483.77304.79784.05303.88463.40522.15271.08602.1580
C61.39692.42612.79262.41301.39482.49133.61692.66083.40063.87883.39752.15501.0881
C71.48352.49793.77144.26793.77302.49131.21421.10812.68714.64585.35444.64472.6961
O82.38612.87164.25905.05164.79783.61691.21422.01652.56784.93566.12015.74353.9091
H92.20053.46054.61154.84644.05302.66081.10812.01653.77895.57005.91384.73242.3958
H102.14661.08572.16533.41073.88463.40062.68712.56783.77892.50044.30954.97064.2935
H113.39892.14991.08622.15713.40523.87884.64584.93565.57002.50042.48184.30194.9669
H123.87093.39932.15671.08642.15273.39755.35446.12015.91384.30952.48182.48084.2991
H133.40213.88523.40722.15521.08602.15504.64475.74354.73244.97064.30192.48082.4869
H142.15603.41043.88073.40132.15801.08812.69613.90912.39584.29354.96694.29912.4869

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.647 C1 C2 H10 118.859
C1 C6 C5 119.934 C1 C6 H14 119.853
C1 C7 O8 124.080 C1 C7 H9 115.459
C2 C1 C6 120.282 C2 C1 C7 120.000
C2 C3 C4 120.088 C2 C3 H11 119.991
C3 C2 H10 121.493 C3 C4 C5 120.274
C3 C4 H12 119.859 C4 C3 H11 119.920
C4 C5 C6 119.775 C4 C5 H13 120.133
C5 C4 H12 119.867 C5 C6 H14 120.213
C6 C1 C7 119.718 C6 C5 H13 120.093
O8 C7 H9 120.461
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability