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All results from a given calculation for CCl3CHO (trichloroacetaldehyde)

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-1530.440505
Energy at 298.15K-1530.442116
HF Energy-1529.580133
Nuclear repulsion energy432.826121
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' 3092 2902 23.34      
2 A' 1912 1794 110.95      
3 A' 1444 1355 10.93      
4 A' 1107 1039 23.96      
5 A' 916 860 87.50      
6 A' 656 616 61.96      
7 A' 466 437 2.11      
8 A' 333 313 3.90      
9 A' 286 269 1.92      
10 A' 214 201 3.11      
11 A" 1049 984 34.13      
12 A" 800 751 108.17      
13 A" 339 318 2.16      
14 A" 259 243 1.98      
15 A" 77 73 7.28      

Unscaled Zero Point Vibrational Energy (zpe) 6474.9 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 6077.4 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
0.06188 0.05490 0.05082

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 0.045 0.044 0.000
C2 0.925 -1.221 0.000
O3 0.487 -2.337 0.000
Cl4 -1.664 -0.355 0.000
Cl5 0.487 0.964 1.457
Cl6 0.487 0.964 -1.457
H7 2.002 -0.986 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 Cl4 Cl5 Cl6 H7
C11.54142.42191.75461.77911.77912.2118
C21.54141.19902.73012.66262.66261.1021
O32.42191.19902.92483.60833.60832.0300
Cl41.75462.73012.92482.91362.91363.7198
Cl51.77912.66263.60832.91362.91472.8672
Cl61.77912.66263.60832.91362.91472.8672
H72.21181.10212.03003.71982.86722.8672

picture of trichloroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.719 C1 C2 H7 112.525
C2 C1 Cl4 111.690 C2 C1 Cl5 106.397
C2 C1 Cl6 106.397 O3 C2 H7 123.756
Cl4 C1 Cl5 111.078 Cl4 C1 Cl6 111.078
Cl5 C1 Cl6 109.998
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability