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

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-574.357148
Energy at 298.15K-574.360878
HF Energy-573.874891
Nuclear repulsion energy105.497352
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 MP2=FULL/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3254 3041 9.91      
2 A' 3122 2917 30.07      
3 A' 1572 1469 8.64      
4 A' 1507 1408 7.28      
5 A' 1221 1141 6.12      
6 A' 1062 992 43.73      
7 A' 704 658 3.26      
8 A' 376 351 2.81      
9 A" 3220 3009 32.55      
10 A" 1533 1432 5.32      
11 A" 1200 1121 1.43      
12 A" 267 249 3.14      

Unscaled Zero Point Vibrational Energy (zpe) 9518.1 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 8893.7 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 MP2=FULL/6-31G**
ABC
1.38192 0.20756 0.18686

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.816 0.000
Cl2 -0.810 -0.696 0.000
C3 1.413 0.598 0.000
H4 1.827 1.602 0.000
H5 1.734 0.061 0.891
H6 1.734 0.061 -0.891

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.71621.43011.98882.09092.0909
Cl21.71622.57273.49822.80022.8002
C31.43012.57271.08611.08871.0887
H41.98883.49821.08611.78251.7825
H52.09092.80021.08871.78251.7827
H62.09092.80021.08871.78251.7827

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 103.597 O1 C3 H5 111.499
O1 C3 H6 111.499 Cl2 O1 C3 109.368
H4 C3 H5 110.089 H4 C3 H6 110.089
H5 C3 H6 109.914
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability