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

using model chemistry: CCSD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/cc-pVTZ
 hartrees
Energy at 0K-574.595705
Energy at 298.15K-574.599431
HF Energy-573.957484
Nuclear repulsion energy106.414465
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 CCSD/cc-pVTZ
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' 3157 2971 10.78      
2 A' 3054 2874 32.79      
3 A' 1532 1442 9.45      
4 A' 1479 1392 4.94      
5 A' 1219 1147 9.09      
6 A' 1074 1010 53.74      
7 A' 714 672 4.06      
8 A' 379 357 2.35      
9 A" 3131 2947 29.07      
10 A" 1494 1407 6.91      
11 A" 1193 1123 1.77      
12 A" 250 235 2.28      

Unscaled Zero Point Vibrational Energy (zpe) 9337.8 cm-1
Scaled (by 0.9412) Zero Point Vibrational Energy (zpe) 8788.8 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 CCSD/cc-pVTZ
ABC
1.40884 0.21114 0.19027

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.803 0.000
Cl2 -0.807 -0.684 0.000
C3 1.406 0.587 0.000
H4 1.836 1.587 0.000
H5 1.723 0.048 0.892
H6 1.723 0.048 -0.892

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.69221.42211.99662.08222.0822
Cl21.69222.55193.48492.78052.7805
C31.42212.55191.08821.09011.0901
H41.99663.48491.08821.78271.7827
H52.08222.78051.09011.78271.7848
H62.08222.78051.09011.78271.7848

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 104.598 O1 C3 H5 111.270
O1 C3 H6 111.270 Cl2 O1 C3 109.752
H4 C3 H5 109.847 H4 C3 H6 109.847
H5 C3 H6 109.889
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability