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All results from a given calculation for CHCl2CHO (dichloroacetaldehyde)

using model chemistry: CCSD/6-311G**

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 CCSD/6-311G**
Rotational Constants (cm-1) from geometry optimized at CCSD/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-311G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CCSD/6-311G**
 hartrees
Energy at 0K-1071.572651
Energy at 298.15K 
HF Energy-1070.785952
Nuclear repulsion energy266.178180
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 CCSD/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3151 3151 6.44      
2 A 3002 3002 55.94      
3 A 1861 1861 116.96      
4 A 1435 1435 17.67      
5 A 1314 1314 20.47      
6 A 1281 1281 10.82      
7 A 1060 1060 13.97      
8 A 966 966 7.41      
9 A 860 860 73.76      
10 A 668 668 31.02      
11 A 636 636 30.45      
12 A 356 356 0.98      
13 A 289 289 2.57      
14 A 229 229 2.80      
15 A 85 85 10.28      

Unscaled Zero Point Vibrational Energy (zpe) 8596.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8596.5 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 CCSD/6-311G**
ABC
0.12433 0.08965 0.05520

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.102 -0.024 0.515
C2 -0.728 -1.276 0.194
H3 0.222 0.046 1.597
Cl4 1.731 -0.274 -0.168
Cl5 -0.658 1.455 -0.057
O6 -1.810 -1.264 -0.317
H7 -0.217 -2.209 0.500

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 O6 H7
C11.53591.09081.78361.75852.42632.2084
C21.53592.14892.67922.74281.19701.1068
H31.09082.14892.34432.34393.08362.5464
Cl41.78362.67922.34432.95103.67932.8257
Cl51.75852.74282.34392.95102.96393.7320
O62.42631.19703.08363.67932.96392.0242
H72.20841.10682.54642.82573.73202.0242

picture of dichloroacetaldehyde state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O6 124.735 C1 C2 H7 112.355
C2 C1 H3 108.607 C2 C1 Cl4 107.396
C2 C1 Cl5 112.555 H3 C1 Cl4 106.805
H3 C1 Cl5 108.414 Cl4 C1 Cl5 112.839
O6 C2 H7 122.907
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability