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

using model chemistry: QCISD/6-311G*

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/6-311G*
 hartrees
Energy at 0K-574.425274
Energy at 298.15K-574.428990
HF Energy-573.918668
Nuclear repulsion energy105.189202
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/6-311G*
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' 3147 3013 12.61      
2 A' 3037 2908 34.53      
3 A' 1539 1474 12.82      
4 A' 1493 1430 2.54      
5 A' 1224 1172 10.29      
6 A' 1062 1016 47.08      
7 A' 659 631 2.65      
8 A' 375 359 2.74      
9 A" 3116 2983 39.72      
10 A" 1500 1436 7.87      
11 A" 1199 1148 1.09      
12 A" 273 261 3.80      

Unscaled Zero Point Vibrational Energy (zpe) 9311.6 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 8914.9 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/6-311G*
ABC
1.39029 0.20571 0.18561

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.817 0.000
Cl2 -0.809 -0.706 0.000
C3 1.410 0.614 0.000
H4 1.823 1.627 0.000
H5 1.736 0.076 0.898
H6 1.736 0.076 -0.898

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.72431.42471.99442.08992.0899
Cl21.72432.58193.51662.80962.8096
C31.42472.58191.09371.09591.0959
H41.99443.51661.09371.79381.7938
H52.08992.80961.09591.79381.7957
H62.08992.80961.09591.79381.7957

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 103.958 O1 C3 H5 111.344
O1 C3 H6 111.344 Cl2 O1 C3 109.786
H4 C3 H5 110.011 H4 C3 H6 110.011
H5 C3 H6 110.025
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability