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

using model chemistry: MP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-610.285371
Energy at 298.15K-610.291246
HF Energy-609.938827
Nuclear repulsion energy154.749114
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 MP2/3-21G
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' 3522 3362 1.98      
2 A' 3190 3045 6.26      
3 A' 3075 2935 22.59      
4 A' 1632 1558 1.12      
5 A' 1576 1505 5.86      
6 A' 1501 1433 1.92      
7 A' 1329 1269 0.31      
8 A' 1264 1206 58.37      
9 A' 1028 981 0.24      
10 A' 1001 956 56.82      
11 A' 709 677 74.32      
12 A' 365 349 2.47      
13 A' 240 229 13.93      
14 A" 3267 3119 3.37      
15 A" 3118 2976 40.94      
16 A" 1370 1308 0.47      
17 A" 1229 1173 0.84      
18 A" 1064 1016 1.86      
19 A" 843 805 0.18      
20 A" 251 240 155.06      
21 A" 125 120 15.88      

Unscaled Zero Point Vibrational Energy (zpe) 15850.2 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 15129.0 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 MP2/3-21G
ABC
0.93927 0.07709 0.07324

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.030 -0.498 0.000
C2 0.000 0.628 0.000
Cl3 -1.745 -0.138 0.000
O4 2.314 0.224 0.000
H5 0.896 -1.122 0.891
H6 0.896 -1.122 -0.891
H7 0.072 1.235 0.898
H8 0.072 1.235 -0.898
H9 3.040 -0.452 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.52572.79781.47251.09641.09642.17402.17402.0112
C21.52571.90552.34862.15852.15851.08641.08643.2265
Cl32.79781.90554.07442.95552.95552.44752.44754.7955
O41.47252.34864.07442.14842.14842.61832.61830.9923
H51.09642.15852.95552.14841.78262.49663.07182.4174
H61.09642.15852.95552.14841.78263.07182.49662.4174
H72.17401.08642.44752.61832.49663.07181.79673.5306
H82.17401.08642.44752.61833.07182.49661.79673.5306
H92.01123.22654.79550.99232.41742.41743.53063.5306

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 108.753 C1 C2 H7 111.565
C1 C2 H8 111.565 C1 O4 H9 107.767
C2 C1 O4 103.117 C2 C1 H5 109.726
C2 C1 H6 109.726 Cl3 C2 H7 106.546
Cl3 C2 H8 106.546 O4 C1 H5 112.681
O4 C1 H6 112.681 H5 C1 H6 108.766
H7 C2 H8 111.570
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability