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All results from a given calculation for CHCl2CHO (dichloroacetaldehyde)

using model chemistry: CID/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C1 1A

Conformer 1 (C1)

Jump to S1C2
Vibrational Frequencies calculated at CID/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CID/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CID/cc-pVTZ
 hartrees
Energy at 0K-1071.616395
Energy at 298.15K 
HF Energy-1070.831993
Nuclear repulsion energy268.637998
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 CID/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 3250 3012 5.32      
2 A 3112 2883 42.48      
3 A 1967 1822 157.09      
4 A 1478 1369 17.24      
5 A 1356 1256 9.18      
6 A 1299 1203 14.79      
7 A 1113 1031 11.87      
8 A 1006 932 7.75      
9 A 892 826 74.92      
10 A 691 640 35.98      
11 A 657 608 31.18      
12 A 366 339 1.14      
13 A 290 269 3.83      
14 A 231 214 3.37      
15 A 91 84 12.16      

Unscaled Zero Point Vibrational Energy (zpe) 8898.8 cm-1
Scaled (by 0.9265) Zero Point Vibrational Energy (zpe) 8244.7 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 CID/cc-pVTZ
ABC
0.12630 0.09146 0.05618

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.096 -0.028 0.512
C2 -0.721 -1.266 0.187
H3 0.217 0.046 1.580
Cl4 1.714 -0.272 -0.165
Cl5 -0.651 1.445 -0.057
O6 -1.792 -1.253 -0.310
H7 -0.213 -2.191 0.474

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 O6 H7
C11.51891.07751.77131.74582.39622.1853
C21.51892.13112.65412.72281.18101.0929
H31.07752.13112.32142.32103.04902.5320
Cl41.77132.65412.32142.92433.64412.7938
Cl51.74582.72282.32102.92432.94023.6997
O62.39621.18103.04903.64412.94021.9967
H72.18531.09292.53202.79383.69971.9967

picture of dichloroacetaldehyde state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O6 124.655 C1 C2 H7 112.567
C2 C1 H3 109.142 C2 C1 Cl4 107.299
C2 C1 Cl5 112.841 H3 C1 Cl4 106.601
H3 C1 Cl5 108.243 Cl4 C1 Cl5 112.497
O6 C2 H7 122.776
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability