return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: M06-2X/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/cc-pVTZ
 hartrees
Energy at 0K-614.635148
Energy at 298.15K-614.641118
HF Energy-614.635148
Nuclear repulsion energy159.767098
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 M06-2X/cc-pVTZ
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' 3908 3732 59.08      
2 A' 3107 2968 12.23      
3 A' 3042 2905 29.20      
4 A' 1530 1462 2.65      
5 A' 1494 1427 4.61      
6 A' 1455 1390 2.19      
7 A' 1295 1237 2.36      
8 A' 1233 1178 49.16      
9 A' 1118 1068 95.97      
10 A' 1043 996 15.31      
11 A' 807 771 63.28      
12 A' 398 381 2.54      
13 A' 251 239 8.52      
14 A" 3171 3029 4.43      
15 A" 3083 2945 26.30      
16 A" 1305 1246 0.01      
17 A" 1208 1154 0.91      
18 A" 1054 1007 2.40      
19 A" 791 756 0.05      
20 A" 270 258 121.77      
21 A" 117 112 11.57      

Unscaled Zero Point Vibrational Energy (zpe) 15840.5 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 15129.3 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 M06-2X/cc-pVTZ
ABC
0.98791 0.08240 0.07830

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.962 -0.555 0.000
C2 0.000 0.612 0.000
Cl3 -1.682 0.010 0.000
O4 2.258 0.009 0.000
H5 0.786 -1.170 0.887
H6 0.786 -1.170 -0.887
H7 0.135 1.223 0.887
H8 0.135 1.223 -0.887
H9 2.909 -0.695 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.51222.70351.41361.09371.09372.15232.15231.9518
C21.51221.78582.33722.13992.13991.08591.08593.1890
Cl32.70351.78583.93982.87552.87552.35712.35714.6444
O41.41362.33723.93982.08472.08472.60192.60190.9590
H51.09372.13992.87552.08471.77392.47993.04942.3494
H61.09372.13992.87552.08471.77393.04942.47992.3494
H72.15231.08592.35712.60192.47993.04941.77483.4875
H82.15231.08592.35712.60193.04942.47991.77483.4875
H91.95183.18904.64440.95902.34942.34943.48753.4875

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 109.838 C1 C2 H7 110.812
C1 C2 H8 110.812 C1 O4 H9 109.196
C2 C1 O4 105.987 C2 C1 H5 109.353
C2 C1 H6 109.353 Cl3 C2 H7 107.831
Cl3 C2 H8 107.831 O4 C1 H5 111.858
O4 C1 H6 111.858 H5 C1 H6 108.377
H7 C2 H8 109.622
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.027      
2 C -0.185      
3 Cl -0.156      
4 O -0.386      
5 H 0.097      
6 H 0.097      
7 H 0.154      
8 H 0.154      
9 H 0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.749 -1.005 0.000 2.017
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.397 -4.226 0.000
y -4.226 -29.986 0.000
z 0.000 0.000 -31.521
Traceless
 xyz
x -1.644 -4.226 0.000
y -4.226 1.973 0.000
z 0.000 0.000 -0.329
Polar
3z2-r2-0.659
x2-y2-2.411
xy-4.226
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.757 0.130 0.000
y 0.130 5.439 0.000
z 0.000 0.000 4.790


<r2> (average value of r2) Å2
<r2> 137.160
(<r2>)1/2 11.712