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

using model chemistry: LSDA/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 LSDA/6-31G
 hartrees
Energy at 0K-573.461114
Energy at 298.15K-573.464717
HF Energy-573.461114
Nuclear repulsion energy101.256509
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 LSDA/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' 3068 3006 17.45      
2 A' 2961 2901 12.27      
3 A' 1490 1460 17.46      
4 A' 1405 1376 1.28      
5 A' 1137 1114 15.50      
6 A' 977 957 15.14      
7 A' 628 616 6.79      
8 A' 333 326 8.80      
9 A" 3061 2999 30.01      
10 A" 1406 1378 19.39      
11 A" 1132 1109 0.05      
12 A" 265 260 6.32      

Unscaled Zero Point Vibrational Energy (zpe) 8931.3 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 8750.0 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 LSDA/6-31G
ABC
1.32053 0.18884 0.17075

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.872 0.000
Cl2 -0.817 -0.778 0.000
C3 1.421 0.694 0.000
H4 1.783 1.739 0.000
H5 1.787 0.178 0.906
H6 1.787 0.178 -0.906

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.84131.43181.98282.12032.1203
Cl21.84132.67813.61882.91812.9181
C31.43182.67811.10631.10481.1048
H41.98283.61881.10631.80451.8045
H52.12032.91811.10481.80451.8118
H62.12032.91811.10481.80451.8118

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 101.974 O1 C3 H5 112.779
O1 C3 H6 112.779 Cl2 O1 C3 109.175
H4 C3 H5 109.395 H4 C3 H6 109.395
H5 C3 H6 110.167
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.425      
2 Cl 0.114      
3 C -0.302      
4 H 0.222      
5 H 0.195      
6 H 0.195      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.369 -0.024 0.000 2.369
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.153 2.544 0.000
y 2.544 -24.237 0.000
z 0.000 0.000 -25.399
Traceless
 xyz
x 2.665 2.544 0.000
y 2.544 -0.461 0.000
z 0.000 0.000 -2.204
Polar
3z2-r2-4.408
x2-y22.084
xy2.544
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.557 1.765 0.000
y 1.765 4.565 0.000
z 0.000 0.000 2.400


<r2> (average value of r2) Å2
<r2> 71.957
(<r2>)1/2 8.483