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All results from a given calculation for CH2ClCH2OH (2-Chloroethanol)

using model chemistry: MP2/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/CEP-31G
 hartrees
Energy at 0K-44.476498
Energy at 298.15K-44.482271
HF Energy-44.173754
Nuclear repulsion energy67.701446
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 MP2/CEP-31G
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' 3691 3567 12.29      
2 A' 3131 3025 29.08      
3 A' 3058 2955 48.33      
4 A' 1547 1495 0.40      
5 A' 1515 1464 4.82      
6 A' 1450 1401 1.54      
7 A' 1328 1284 10.05      
8 A' 1229 1187 46.52      
9 A' 1036 1001 33.56      
10 A' 970 938 54.34      
11 A' 722 698 73.24      
12 A' 363 350 4.36      
13 A' 238 230 15.26      
14 A" 3232 3123 22.79      
15 A" 3135 3029 57.74      
16 A" 1312 1268 0.19      
17 A" 1188 1148 1.07      
18 A" 1062 1026 2.06      
19 A" 831 803 0.79      
20 A" 221 214 187.18      
21 A" 112 108 33.83      

Unscaled Zero Point Vibrational Energy (zpe) 15685.0 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 15156.4 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 MP2/CEP-31G
ABC
0.92170 0.07556 0.07182

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.017 -0.545 0.000
C2 0.000 0.628 0.000
Cl3 -1.762 -0.072 0.000
O4 2.347 0.138 0.000
H5 0.899 -1.173 0.908
H6 0.899 -1.173 -0.908
H7 0.098 1.244 0.911
H8 0.098 1.244 -0.911
H9 3.084 -0.519 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.55262.81861.49581.11041.11042.20742.20742.0676
C21.55261.89632.39782.20892.20891.10351.10353.2907
Cl32.81861.89634.11473.01953.01952.45412.45414.8667
O41.49582.39784.11472.15472.15472.66632.66630.9877
H51.11042.20893.01952.15471.81572.54653.12922.4550
H61.11042.20893.01952.15471.81573.12922.54652.4550
H72.20741.10352.45412.66632.54653.12921.82143.5852
H82.20741.10352.45412.66633.12922.54651.82143.5852
H92.06763.29074.86670.98772.45502.45503.58523.5852

picture of 2-Chloroethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl3 109.216 C1 C2 H7 111.297
C1 C2 H8 111.297 C1 O4 H9 111.067
C2 C1 O4 103.721 C2 C1 H5 110.999
C2 C1 H6 110.999 Cl3 C2 H7 106.789
Cl3 C2 H8 106.789 O4 C1 H5 110.662
O4 C1 H6 110.662 H5 C1 H6 109.687
H7 C2 H8 111.229
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability