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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-574.448714
Energy at 298.15K-574.452441
HF Energy-573.923414
Nuclear repulsion energy105.229873
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' 3159 3014 12.87      
2 A' 3049 2909 35.25      
3 A' 1532 1462 14.26      
4 A' 1491 1422 4.35      
5 A' 1221 1165 11.05      
6 A' 1065 1017 46.25      
7 A' 660 630 2.45      
8 A' 375 358 2.40      
9 A" 3123 2980 40.40      
10 A" 1490 1421 5.66      
11 A" 1201 1145 1.72      
12 A" 275 262 3.61      

Unscaled Zero Point Vibrational Energy (zpe) 9320.0 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 8892.2 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
1.38898 0.20601 0.18581

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 -0.705 0.000
C3 1.409 0.612 0.000
H4 1.826 1.623 0.000
H5 1.736 0.073 0.897
H6 1.736 0.073 -0.897

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.72391.42391.99572.09082.0908
Cl21.72392.57963.51602.80832.8083
C31.42392.57961.09351.09601.0960
H41.99573.51601.09351.79281.7928
H52.09082.80831.09601.79281.7931
H62.09082.80831.09601.79281.7931

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 104.121 O1 C3 H5 111.474
O1 C3 H6 111.474 Cl2 O1 C3 109.703
H4 C3 H5 109.933 H4 C3 H6 109.933
H5 C3 H6 109.776
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability