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/TZVP

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/TZVP
 hartrees
Energy at 0K-614.617409
Energy at 298.15K-614.623455
HF Energy-614.617409
Nuclear repulsion energy159.377809
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/TZVP
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 3698 58.35      
2 A' 3116 2949 11.04      
3 A' 3048 2884 28.33      
4 A' 1532 1450 2.56      
5 A' 1499 1418 5.04      
6 A' 1458 1380 0.50      
7 A' 1307 1237 0.20      
8 A' 1238 1171 56.12      
9 A' 1113 1053 97.41      
10 A' 1043 987 13.60      
11 A' 801 758 70.13      
12 A' 398 376 2.70      
13 A' 251 238 10.31      
14 A" 3185 3013 3.67      
15 A" 3093 2926 25.70      
16 A" 1311 1240 0.03      
17 A" 1215 1150 0.82      
18 A" 1060 1003 2.43      
19 A" 801 758 0.00      
20 A" 323 306 142.72      
21 A" 124 117 12.18      

Unscaled Zero Point Vibrational Energy (zpe) 15911.6 cm-1
Scaled (by 0.9462) Zero Point Vibrational Energy (zpe) 15055.6 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 M06-2X/TZVP
ABC
0.98374 0.08198 0.07790

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.968 -0.548 0.000
C2 0.000 0.614 0.000
Cl3 -1.687 -0.003 0.000
O4 2.263 0.026 0.000
H5 0.797 -1.164 0.889
H6 0.797 -1.164 -0.889
H7 0.128 1.225 0.889
H8 0.128 1.225 -0.889
H9 2.919 -0.676 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.51302.71061.41571.09451.09452.15462.15461.9547
C21.51301.79642.33792.14182.14181.08641.08643.1913
Cl32.71061.79643.94962.88242.88242.36472.36474.6547
O41.41572.33793.94962.08602.08602.60542.60540.9606
H51.09452.14182.88242.08601.77742.48103.05232.3514
H61.09452.14182.88242.08601.77743.05232.48102.3514
H72.15461.08642.36472.60542.48103.05231.77863.4923
H82.15461.08642.36472.60543.05232.48101.77863.4923
H91.95473.19134.65470.96062.35142.35143.49233.4923

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 109.688 C1 C2 H7 110.908
C1 C2 H8 110.908 C1 O4 H9 109.185
C2 C1 O4 105.882 C2 C1 H5 109.398
C2 C1 H6 109.398 Cl3 C2 H7 107.670
Cl3 C2 H8 107.670 O4 C1 H5 111.767
O4 C1 H6 111.767 H5 C1 H6 108.572
H7 C2 H8 109.886
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.129      
2 C -0.234      
3 Cl -0.129      
4 O -0.425      
5 H 0.134      
6 H 0.134      
7 H 0.177      
8 H 0.177      
9 H 0.295      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.765 -1.121 0.000 2.090
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.807 -4.663 0.000
y -4.663 -30.114 0.000
z 0.000 0.000 -31.675
Traceless
 xyz
x -1.912 -4.663 0.000
y -4.663 2.127 0.000
z 0.000 0.000 -0.214
Polar
3z2-r2-0.429
x2-y2-2.693
xy-4.663
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.377 0.220 0.000
y 0.220 5.078 0.000
z 0.000 0.000 4.598


<r2> (average value of r2) Å2
<r2> 137.877
(<r2>)1/2 11.742