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All results from a given calculation for CHCl2CHO (dichloroacetaldehyde)

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

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULL/cc-pVDZ
 hartrees
Energy at 0K-1072.600268
Energy at 298.15K 
HF Energy-1072.354657
Nuclear repulsion energy264.702776
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/cc-pVDZ
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 3134 3004 4.40 87.96 0.20 0.34
2 A 2970 2847 62.04 149.14 0.31 0.47
3 A 1825 1749 123.15 12.02 0.54 0.70
4 A 1390 1333 13.41 4.88 0.54 0.70
5 A 1262 1210 12.16 3.62 0.70 0.82
6 A 1211 1161 12.47 8.53 0.73 0.85
7 A 1035 992 11.78 1.89 0.54 0.70
8 A 938 899 8.10 6.04 0.66 0.80
9 A 812 779 80.56 5.97 0.73 0.84
10 A 646 619 36.87 9.77 0.09 0.16
11 A 614 588 36.07 7.06 0.48 0.65
12 A 345 330 1.57 3.42 0.24 0.38
13 A 274 263 3.06 6.06 0.64 0.78
14 A 220 211 2.36 1.56 0.70 0.83
15 A 92 88 8.69 2.22 0.73 0.84

Unscaled Zero Point Vibrational Energy (zpe) 8384.6 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 8036.6 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 B2PLYP=FULL/cc-pVDZ
ABC
0.12346 0.08847 0.05464

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.099 -0.026 0.522
C2 -0.705 -1.292 0.196
H3 0.231 0.062 1.609
Cl4 1.748 -0.247 -0.169
Cl5 -0.694 1.449 -0.058
O6 -1.792 -1.297 -0.319
H7 -0.165 -2.219 0.498

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 O6 H7
C11.53471.09821.80201.77162.42882.2096
C21.53472.16952.69102.75201.20291.1154
H31.09822.16952.35782.35733.10782.5683
Cl41.80202.69102.35782.97483.69542.8274
Cl51.77162.75202.35732.97482.96843.7475
O62.42881.20293.10783.69542.96842.0416
H72.20961.11542.56832.82743.74752.0416

picture of dichloroacetaldehyde state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O6 124.606 C1 C2 H7 112.007
C2 C1 H3 109.859 C2 C1 Cl4 107.236
C2 C1 Cl5 112.486 H3 C1 Cl4 106.222
H3 C1 Cl5 108.149 Cl4 C1 Cl5 112.696
O6 C2 H7 123.387
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability