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All results from a given calculation for CHCl2CHO (dichloroacetaldehyde)

using model chemistry: B2PLYP=FULL/aug-cc-pVDZ

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 B2PLYP=FULL/aug-cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/aug-cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-1072.634196
Energy at 298.15K 
HF Energy-1072.371554
Nuclear repulsion energy264.534736
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 B2PLYP=FULL/aug-cc-pVDZ
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 3132 3012 5.02 81.21 0.16 0.27
2 A 2982 2868 45.57 140.60 0.27 0.43
3 A 1788 1720 127.36 18.83 0.40 0.57
4 A 1383 1330 11.75 3.17 0.31 0.47
5 A 1254 1206 10.71 2.07 0.75 0.86
6 A 1204 1158 10.81 4.95 0.67 0.80
7 A 1029 989 14.86 1.77 0.35 0.52
8 A 932 897 5.96 3.60 0.55 0.71
9 A 801 770 77.77 6.57 0.71 0.83
10 A 641 616 35.36 14.68 0.07 0.14
11 A 607 583 33.88 6.99 0.41 0.58
12 A 341 328 1.75 3.67 0.13 0.23
13 A 273 262 3.34 3.41 0.60 0.75
14 A 217 208 2.84 1.03 0.65 0.79
15 A 85 82 10.47 1.47 0.73 0.84

Unscaled Zero Point Vibrational Energy (zpe) 8333.1 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 8014.7 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 B2PLYP=FULL/aug-cc-pVDZ
ABC
0.12271 0.08870 0.05460

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.094 -0.026 0.525
C2 -0.710 -1.290 0.198
H3 0.227 0.062 1.609
Cl4 1.744 -0.257 -0.170
Cl5 -0.683 1.457 -0.058
O6 -1.799 -1.293 -0.321
H7 -0.184 -2.222 0.498

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 O6 H7
C11.53291.09581.80551.77222.42972.2133
C21.53292.16762.68752.75821.20641.1113
H31.09582.16762.35922.35673.10952.5729
Cl41.80552.68752.35922.97243.69452.8324
Cl51.77222.75822.35672.97242.97923.7532
O62.42971.20643.10953.69452.97922.0350
H72.21331.11132.57292.83243.75322.0350

picture of dichloroacetaldehyde state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O6 124.568 C1 C2 H7 112.680
C2 C1 H3 109.981 C2 C1 Cl4 106.942
C2 C1 Cl5 112.939 H3 C1 Cl4 106.219
H3 C1 Cl5 108.188 Cl4 C1 Cl5 112.360
O6 C2 H7 122.751
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability