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All results from a given calculation for CCl3CHO (trichloroacetaldehyde)

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-1530.577503
Energy at 298.15K-1530.579123
HF Energy-1529.689862
Nuclear repulsion energy432.971334
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 MP2/6-311G*
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' 3033 2882 34.47      
2 A' 1802 1712 103.08      
3 A' 1422 1351 9.39      
4 A' 1065 1012 38.67      
5 A' 893 849 90.71      
6 A' 650 618 61.09      
7 A' 458 435 3.14      
8 A' 331 315 3.23      
9 A' 286 272 0.78      
10 A' 211 201 2.95      
11 A" 1033 982 34.18      
12 A" 784 745 123.64      
13 A" 342 325 3.36      
14 A" 264 251 1.07      
15 A" 85 80 5.93      

Unscaled Zero Point Vibrational Energy (zpe) 6329.2 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 6014.6 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 MP2/6-311G*
ABC
0.06180 0.05492 0.05090

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.037 0.054 0.000
C2 0.918 -1.221 0.000
O3 0.491 -2.338 0.000
Cl4 -1.667 -0.352 0.000
Cl5 0.491 0.961 1.459
Cl6 0.491 0.961 -1.459
H7 1.995 -0.967 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 Cl4 Cl5 Cl6 H7
C11.54982.43471.75221.77721.77722.2081
C21.54981.19622.72772.65972.65971.1063
O32.43471.19622.93283.60753.60752.0355
Cl41.75222.72772.93282.91732.91733.7137
Cl51.77722.65973.60752.91732.91892.8479
Cl61.77722.65973.60752.91732.91892.8479
H72.20811.10632.03553.71372.84792.8479

picture of trichloroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 124.404 C1 C2 H7 111.378
C2 C1 Cl4 111.251 C2 C1 Cl5 105.949
C2 C1 Cl6 105.949 O3 C2 H7 124.219
Cl4 C1 Cl5 111.498 Cl4 C1 Cl6 111.498
Cl5 C1 Cl6 110.417
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability