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All results from a given calculation for CH3OCl (methyl hypochlorite)

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-575.106418
Energy at 298.15K-575.110021
HF Energy-575.106418
Nuclear repulsion energy100.894188
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 B3PW91/6-31G
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' 3161 3027 13.21      
2 A' 3055 2926 15.58      
3 A' 1545 1480 15.60      
4 A' 1468 1406 1.12      
5 A' 1174 1125 14.18      
6 A' 962 921 16.79      
7 A' 634 607 5.81      
8 A' 338 323 6.08      
9 A" 3162 3028 31.68      
10 A" 1489 1426 13.89      
11 A" 1162 1113 0.09      
12 A" 249 239 5.02      

Unscaled Zero Point Vibrational Energy (zpe) 9199.3 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 8810.2 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 B3PW91/6-31G
ABC
1.32677 0.18635 0.16873

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.866 0.000
Cl2 -0.826 -0.777 0.000
C3 1.443 0.697 0.000
H4 1.797 1.733 0.000
H5 1.793 0.182 0.899
H6 1.793 0.182 -0.899

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.83891.45321.99532.11902.1190
Cl21.83892.70563.63032.93022.9302
C31.45322.70561.09501.09331.0933
H41.99533.63031.09501.79231.7923
H52.11902.93021.09331.79231.7987
H62.11902.93021.09331.79231.7987

picture of methyl hypochlorite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C3 H4 102.162 O1 C3 H5 111.860
O1 C3 H6 111.860 Cl2 O1 C3 109.988
H4 C3 H5 109.979 H4 C3 H6 109.979
H5 C3 H6 110.691
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.464      
2 Cl 0.120      
3 C -0.246      
4 H 0.211      
5 H 0.189      
6 H 0.189      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.466 -0.090 0.000 2.468
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.893 2.501 0.000
y 2.501 -24.293 0.000
z 0.000 0.000 -25.229
Traceless
 xyz
x 2.867 2.501 0.000
y 2.501 -0.732 0.000
z 0.000 0.000 -2.135
Polar
3z2-r2-4.271
x2-y22.400
xy2.501
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.372 1.767 0.000
y 1.767 4.551 0.000
z 0.000 0.000 2.293


<r2> (average value of r2) Å2
<r2> 72.479
(<r2>)1/2 8.513