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All results from a given calculation for CCl3CHO (trichloroacetaldehyde)

using model chemistry: CCD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/cc-pVTZ
 hartrees
Energy at 0K-1530.902609
Energy at 298.15K-1530.904199
HF Energy-1529.751979
Nuclear repulsion energy433.475940
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 CCD/cc-pVTZ
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' 3039 2838 24.62      
2 A' 1887 1762 123.83      
3 A' 1419 1325 10.57      
4 A' 1090 1017 26.49      
5 A' 902 842 76.42      
6 A' 650 607 56.30      
7 A' 459 429 1.97      
8 A' 323 302 3.12      
9 A' 275 257 1.55      
10 A' 204 191 2.91      
11 A" 1043 974 28.23      
12 A" 791 738 97.72      
13 A" 331 309 2.57      
14 A" 252 235 1.73      
15 A" 84 78 6.20      

Unscaled Zero Point Vibrational Energy (zpe) 6374.3 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 5951.7 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 CCD/cc-pVTZ
ABC
0.06186 0.05502 0.05109

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.043 0.041 0.000
C2 0.920 -1.225 0.000
O3 0.489 -2.334 0.000
Cl4 -1.666 -0.344 0.000
Cl5 0.489 0.959 1.455
Cl6 0.489 0.959 -1.455
H7 1.992 -0.982 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 Cl4 Cl5 Cl6 H7
C11.54032.41681.75241.77721.77722.2013
C21.54031.18992.73252.65952.65951.0992
O32.41681.18992.93373.60033.60032.0217
Cl41.75242.73252.93372.90912.90913.7137
Cl51.77722.65953.60032.90912.90972.8536
Cl61.77722.65953.60032.90912.90972.8536
H72.20131.09922.02173.71372.85362.8536

picture of trichloroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 124.052 C1 C2 H7 111.934
C2 C1 Cl4 112.006 C2 C1 Cl5 106.358
C2 C1 Cl6 106.358 O3 C2 H7 124.014
Cl4 C1 Cl5 111.011 Cl4 C1 Cl6 111.011
Cl5 C1 Cl6 109.894
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability