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All results from a given calculation for C6H5CHO (benzaldehyde)

using model chemistry: MP2/6-31+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 MP2/6-31+G**
 hartrees
Energy at 0K-344.554521
Energy at 298.15K 
HF Energy-343.451005
Nuclear repulsion energy320.134634
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 MP2/6-31+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' 3278 3083 10.95      
2 A' 3272 3078 9.67      
3 A' 3263 3069 8.98      
4 A' 3252 3059 0.66      
5 A' 3239 3046 4.62      
6 A' 3011 2832 102.50      
7 A' 1737 1633 182.87      
8 A' 1669 1570 15.25      
9 A' 1651 1553 13.10      
10 A' 1545 1453 0.98      
11 A' 1504 1415 10.10      
12 A' 1481 1393 3.11      
13 A' 1436 1350 6.25      
14 A' 1355 1275 13.46      
15 A' 1255 1180 58.14      
16 A' 1212 1140 8.34      
17 A' 1204 1133 1.56      
18 A' 1116 1050 4.06      
19 A' 1056 994 2.28      
20 A' 1017 956 0.70      
21 A' 845 795 31.66      
22 A' 658 619 20.06      
23 A' 625 588 0.63      
24 A' 442 416 0.29      
25 A' 219 206 7.84      
26 A" 992 933 1.13      
27 A" 912 858 0.07      
28 A" 899 845 0.20      
29 A" 876 824 0.61      
30 A" 837 787 0.02      
31 A" 723 680 100.56      
32 A" 400 376 4.44      
33 A" 373 351 0.01      
34 A" 289 272 0.12      
35 A" 189 177 10.21      
36 A" 92 86 4.15      

Unscaled Zero Point Vibrational Energy (zpe) 23960.8 cm-1
Scaled (by 0.9406) Zero Point Vibrational Energy (zpe) 22537.5 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 MP2/6-31+G**
ABC
0.17405 0.05191 0.03999

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.573 0.000
C2 -1.044 -0.364 0.000
C3 -0.746 -1.726 0.000
C4 0.588 -2.157 0.000
C5 1.628 -1.222 0.000
C6 1.334 0.144 0.000
C7 -0.292 2.024 0.000
O8 -1.424 2.506 0.000
H9 0.595 2.683 0.000
H10 -2.068 -0.009 0.000
H11 -1.548 -2.454 0.000
H12 0.814 -3.216 0.000
H13 2.658 -1.556 0.000
H14 2.135 0.877 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 O8 H9 H10 H11 H12 H13 H14
C11.40322.41722.79212.42311.40171.47972.40052.19242.14813.40033.87533.40572.1563
C21.40321.39412.42412.80652.43252.50362.89483.46031.08312.15013.40373.88943.4127
C32.41721.39411.40182.42722.79783.77724.28564.60882.16641.08312.15733.40853.8828
C42.79212.42411.40181.39852.41884.27185.07764.83973.41492.15631.08322.15553.4052
C52.42312.80652.42721.39851.39713.77084.81744.03933.88943.40672.15371.08302.1591
C61.40172.43252.79782.41881.39712.48563.63112.64463.40563.88083.40002.15471.0851
C71.47972.50363.77724.27183.77082.48561.23021.10522.69934.65095.35504.63872.6840
O82.40052.89484.28565.07764.81743.63111.23022.02652.59604.96166.14355.75853.9136
H92.19243.46034.60884.83974.03932.64461.10522.02653.78665.56665.90314.71482.3736
H102.14811.08312.16643.41493.88943.40562.69932.59603.78662.49984.31114.97234.2948
H113.40032.15011.08312.15633.40673.88084.65094.96165.56662.49982.48164.30074.9659
H123.87533.40372.15731.08322.15373.40005.35506.14355.90314.31112.48162.48074.3006
H133.40573.88943.40852.15551.08302.15474.63875.75854.71484.97234.30072.48072.4888
H142.15633.41273.88283.40522.15911.08512.68403.91362.37364.29484.96594.30062.4888

picture of benzaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.564 C1 C2 H10 118.969
C1 C6 C5 119.942 C1 C6 H14 119.700
C1 C7 O8 124.442 C1 C7 H9 115.258
C2 C1 C6 120.276 C2 C1 C7 120.527
C2 C3 C4 120.224 C2 C3 H11 119.918
C3 C2 H10 121.467 C3 C4 C5 120.175
C3 C4 H12 119.942 C4 C3 H11 119.858
C4 C5 C6 119.820 C4 C5 H13 120.066
C5 C4 H12 119.883 C5 C6 H14 120.358
C6 C1 C7 119.198 C6 C5 H13 120.115
O8 C7 H9 120.299
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability