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

using model chemistry: MP2/CEP-121G*

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-121G*
 hartrees
Energy at 0K-44.855623
Energy at 298.15K-44.861522
HF Energy-44.267782
Nuclear repulsion energy69.657250
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-121G*
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' 3794 3615 32.36      
2 A' 3138 2990 18.66      
3 A' 3067 2922 39.02      
4 A' 1563 1489 1.80      
5 A' 1530 1458 4.55      
6 A' 1475 1406 1.19      
7 A' 1336 1273 1.24      
8 A' 1249 1190 66.80      
9 A' 1073 1022 96.40      
10 A' 1044 995 1.51      
11 A' 807 769 69.15      
12 A' 392 374 3.34      
13 A' 252 240 11.95      
14 A" 3221 3069 10.57      
15 A" 3131 2983 35.96      
16 A" 1320 1258 0.10      
17 A" 1220 1162 0.37      
18 A" 1090 1039 2.92      
19 A" 815 777 0.05      
20 A" 213 203 128.57      
21 A" 127 121 31.59      

Unscaled Zero Point Vibrational Energy (zpe) 15927.9 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 15176.1 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-121G*
ABC
0.96490 0.08097 0.07690

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.965 -0.566 0.000
C2 0.000 0.617 0.000
Cl3 -1.696 0.008 0.000
O4 2.281 0.022 0.000
H5 0.799 -1.181 0.894
H6 0.799 -1.181 -0.894
H7 0.139 1.225 0.895
H8 0.139 1.225 -0.895
H9 2.927 -0.705 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.52642.72251.44171.09771.09772.16612.16611.9669
C21.52641.80222.35712.16072.16071.09111.09113.2113
Cl32.72251.80223.97742.90542.90542.37692.37694.6779
O41.44172.35713.97742.10772.10772.61482.61480.9726
H51.09772.16072.90542.10771.78902.49473.07012.3565
H61.09772.16072.90542.10771.78903.07012.49472.3565
H72.16611.09112.37692.61482.49473.07011.79003.5071
H82.16611.09112.37692.61483.07012.49471.79003.5071
H91.96693.21134.67790.97262.35652.35653.50713.5071

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 109.472 C1 C2 H7 110.598
C1 C2 H8 110.598 C1 O4 H9 107.518
C2 C1 O4 105.115 C2 C1 H5 109.777
C2 C1 H6 109.777 Cl3 C2 H7 107.934
Cl3 C2 H8 107.934 O4 C1 H5 111.479
O4 C1 H6 111.479 H5 C1 H6 109.146
H7 C2 H8 110.223
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability