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All results from a given calculation for CHCl2CHO (dichloroacetaldehyde)

using model chemistry: CCD/TZVP

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 CCD/TZVP
Rotational Constants (cm-1) from geometry optimized at CCD/TZVP
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/TZVP
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CCD/TZVP
 hartrees
Energy at 0K-1071.580734
Energy at 298.15K 
HF Energy-1070.798823
Nuclear repulsion energy265.965339
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/TZVP
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 3173 3008 5.05      
2 A 3032 2875 46.66      
3 A 1873 1776 109.63      
4 A 1457 1381 15.13      
5 A 1313 1245 17.10      
6 A 1284 1217 12.27      
7 A 1060 1005 12.73      
8 A 963 913 5.52      
9 A 859 815 62.31      
10 A 665 630 24.93      
11 A 640 607 37.14      
12 A 352 333 0.90      
13 A 283 268 3.55      
14 A 227 215 2.74      
15 A 83 79 11.17      

Unscaled Zero Point Vibrational Energy (zpe) 8632.5 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 8183.6 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 CCD/TZVP
ABC
0.12347 0.08985 0.05522

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.098 -0.022 0.523
C2 -0.694 -1.289 0.206
H3 0.221 0.061 1.599
Cl4 1.736 -0.240 -0.170
Cl5 -0.698 1.445 -0.057
O6 -1.764 -1.309 -0.329
H7 -0.178 -2.206 0.530

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 O6 H7
C11.52731.08661.79191.76652.41762.2011
C21.52732.14502.67342.74611.19551.1014
H31.08662.14502.34862.34553.08722.5378
Cl41.79192.67342.34862.96213.66232.8314
Cl51.76652.74612.34552.96212.96493.7339
O62.41761.19553.08723.66232.96492.0142
H72.20111.10142.53782.83143.73392.0142

picture of dichloroacetaldehyde state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O6 124.780 C1 C2 H7 112.721
C2 C1 H3 109.132 C2 C1 Cl4 107.039
C2 C1 Cl5 112.768 H3 C1 Cl4 106.780
H3 C1 Cl5 108.217 Cl4 C1 Cl5 112.700
O6 C2 H7 122.497
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability