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All results from a given calculation for CHCl2CHO (dichloroacetaldehyde)

using model chemistry: CCD/6-311+G(3df,2p)

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/6-311+G(3df,2p)
Rotational Constants (cm-1) from geometry optimized at CCD/6-311+G(3df,2p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-311+G(3df,2p)
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CCD/6-311+G(3df,2p)
 hartrees
Energy at 0K-1071.775655
Energy at 298.15K 
HF Energy-1070.818169
Nuclear repulsion energy267.583992
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/6-311+G(3df,2p)
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 3133 2955 5.23      
2 A 3009 2838 37.47      
3 A 1884 1777 121.40      
4 A 1425 1344 13.92      
5 A 1306 1232 8.43      
6 A 1257 1185 12.86      
7 A 1061 1001 14.47      
8 A 967 912 5.67      
9 A 866 817 63.37      
10 A 673 634 29.82      
11 A 636 600 25.97      
12 A 355 335 1.04      
13 A 285 269 3.32      
14 A 224 212 3.31      
15 A 87 82 10.77      

Unscaled Zero Point Vibrational Energy (zpe) 8583.6 cm-1
Scaled (by 0.9431) Zero Point Vibrational Energy (zpe) 8095.2 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/6-311+G(3df,2p)
ABC
0.12547 0.09080 0.05585

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.099 -0.026 0.516
C2 -0.733 -1.267 0.193
H3 0.223 0.048 1.595
Cl4 1.717 -0.283 -0.168
Cl5 -0.641 1.452 -0.057
O6 -1.810 -1.243 -0.316
H7 -0.234 -2.205 0.488

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 O6 H7
C11.52901.08831.77501.74972.41202.2045
C21.52902.14732.66512.73251.19111.1027
H31.08832.14732.33402.33363.07452.5519
Cl41.77502.66512.33402.92963.65812.8160
Cl51.74972.73252.33362.92962.94913.7200
O62.41201.19113.07453.65812.94912.0139
H72.20451.10272.55192.81603.72002.0139

picture of dichloroacetaldehyde state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O6 124.463 C1 C2 H7 112.782
C2 C1 H3 109.086 C2 C1 Cl4 107.303
C2 C1 Cl5 112.722 H3 C1 Cl4 106.732
H3 C1 Cl5 108.361 Cl4 C1 Cl5 112.431
O6 C2 H7 122.755
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability