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

using model chemistry: G3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G3
 hartrees
Energy at 0K-575.029875
Energy at 298.15K-575.025034
HF Energy-573.871774
Nuclear repulsion energy107.263854
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 HF/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' 3326 3133 19.39      
2 A' 3226 3039 40.83      
3 A' 1656 1560 9.60      
4 A' 1613 1520 15.17      
5 A' 1322 1246 11.82      
6 A' 1164 1096 88.23      
7 A' 788 743 7.42      
8 A' 404 381 2.43      
9 A" 3304 3113 45.17      
10 A" 1628 1534 5.06      
11 A" 1288 1214 3.51      
12 A" 258 243 3.46      

Unscaled Zero Point Vibrational Energy (zpe) 9988.7 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 9411.4 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
1.37830 0.20714 0.18653

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 -0.811 -0.696 0.000
C3 1.416 0.597 0.000
H4 1.829 1.607 0.000
H5 1.736 0.059 0.896
H6 1.736 0.059 -0.896

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.71641.43241.99262.09542.0954
Cl21.71642.57553.50382.80422.8042
C31.43242.57551.09091.09341.0934
H41.99263.50381.09091.79101.7910
H52.09542.80421.09341.79101.7921
H62.09542.80421.09341.79101.7921

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 104.689 O1 C3 H5 111.059
O1 C3 H6 111.059 Cl2 O1 C3 112.018
H4 C3 H5 109.918 H4 C3 H6 109.918
H5 C3 H6 110.074
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability