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

using model chemistry: QCISD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31+G**
 hartrees
Energy at 0K-574.381685
Energy at 298.15K-574.385373
HF Energy-573.878653
Nuclear repulsion energy105.052999
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 QCISD/6-31+G**
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' 3216 3041 11.30      
2 A' 3099 2930 36.81      
3 A' 1555 1470 9.24      
4 A' 1498 1417 7.20      
5 A' 1216 1150 7.76      
6 A' 1048 991 51.52      
7 A' 685 648 3.91      
8 A' 370 350 2.62      
9 A" 3187 3013 32.69      
10 A" 1517 1434 5.60      
11 A" 1190 1125 2.32      
12 A" 248 234 3.31      

Unscaled Zero Point Vibrational Energy (zpe) 9414.6 cm-1
Scaled (by 0.9454) Zero Point Vibrational Energy (zpe) 8900.6 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 QCISD/6-31+G**
ABC
1.39091 0.20470 0.18476

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.814 0.000
Cl2 -0.814 -0.703 0.000
C3 1.422 0.611 0.000
H4 1.830 1.620 0.000
H5 1.739 0.075 0.895
H6 1.739 0.075 -0.895

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.72151.43611.99932.09092.0909
Cl21.72152.59283.51912.81462.8146
C31.43612.59281.08871.09071.0907
H41.99933.51911.08871.78831.7883
H52.09092.81461.09071.78831.7906
H62.09092.81461.09071.78831.7906

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 103.868 O1 C3 H5 110.948
O1 C3 H6 110.948 Cl2 O1 C3 110.073
H4 C3 H5 110.285 H4 C3 H6 110.285
H5 C3 H6 110.344
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability