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

using model chemistry: B3LYP/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 B3LYP/6-31G*
 hartrees
Energy at 0K-575.255357
Energy at 298.15K-575.259027
HF Energy-575.255357
Nuclear repulsion energy104.678242
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 B3LYP/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' 3135 3011 11.85      
2 A' 3039 2918 32.40      
3 A' 1537 1476 11.44      
4 A' 1476 1417 5.67      
5 A' 1205 1157 14.17      
6 A' 1021 981 34.45      
7 A' 661 635 3.67      
8 A' 366 351 4.09      
9 A" 3113 2990 38.58      
10 A" 1488 1429 6.61      
11 A" 1182 1135 0.92      
12 A" 261 250 3.37      

Unscaled Zero Point Vibrational Energy (zpe) 9241.6 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 8874.7 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 B3LYP/6-31G*
ABC
1.39819 0.20260 0.18322

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.817 0.000
Cl2 -0.812 -0.716 0.000
C3 1.413 0.630 0.000
H4 1.803 1.654 0.000
H5 1.756 0.104 0.898
H6 1.756 0.104 -0.898

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.73491.42571.98772.09752.0975
Cl21.73492.60083.52902.84112.8411
C31.42572.60081.09521.09631.0963
H41.98773.52901.09521.79241.7924
H52.09752.84111.09631.79241.7968
H62.09752.84111.09631.79241.7968

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 103.309 O1 C3 H5 111.885
O1 C3 H6 111.885 Cl2 O1 C3 110.366
H4 C3 H5 109.746 H4 C3 H6 109.746
H5 C3 H6 110.064
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.447      
2 Cl 0.142      
3 C -0.200      
4 H 0.179      
5 H 0.163      
6 H 0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.897 -0.149 0.000 1.903
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.175 2.145 0.000
y 2.145 -24.039 0.000
z 0.000 0.000 -25.141
Traceless
 xyz
x 2.415 2.145 0.000
y 2.145 -0.381 0.000
z 0.000 0.000 -2.034
Polar
3z2-r2-4.068
x2-y21.864
xy2.145
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.392 1.348 0.000
y 1.348 4.237 0.000
z 0.000 0.000 2.774


<r2> (average value of r2) Å2
<r2> 68.275
(<r2>)1/2 8.263