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

using model chemistry: MP2=FULL/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-574.380780
Energy at 298.15K-574.384497
HF Energy-573.898809
Nuclear repulsion energy104.902265
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/cc-pVDZ
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' 3207 3048 8.79      
2 A' 3074 2922 32.83      
3 A' 1515 1440 10.93      
4 A' 1458 1386 5.40      
5 A' 1200 1140 9.62      
6 A' 1058 1006 38.94      
7 A' 682 648 2.39      
8 A' 371 353 2.84      
9 A" 3173 3016 34.67      
10 A" 1469 1396 7.02      
11 A" 1176 1117 1.53      
12 A" 269 256 2.98      

Unscaled Zero Point Vibrational Energy (zpe) 9326.1 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 8863.5 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/cc-pVDZ
ABC
1.36793 0.20548 0.18507

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.824 0.000
Cl2 -0.810 -0.707 0.000
C3 1.409 0.610 0.000
H4 1.827 1.628 0.000
H5 1.743 0.070 0.901
H6 1.743 0.070 -0.901

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.73261.42481.99552.10252.1025
Cl21.73262.57993.52182.81682.8168
C31.42482.57991.10021.10271.1027
H41.99553.52181.10021.80151.8015
H52.10252.81681.10271.80151.8026
H62.10252.81681.10271.80151.8026

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 103.681 O1 C3 H5 111.949
O1 C3 H6 111.949 Cl2 O1 C3 109.205
H4 C3 H5 109.730 H4 C3 H6 109.730
H5 C3 H6 109.641
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability