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

using model chemistry: QCISD/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 QCISD/cc-pVDZ
 hartrees
Energy at 0K-574.403542
Energy at 298.15K-574.407241
HF Energy-573.898429
Nuclear repulsion energy104.579847
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/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' 3164 3035 11.91      
2 A' 3049 2925 36.05      
3 A' 1512 1450 11.64      
4 A' 1458 1399 8.07      
5 A' 1202 1153 11.56      
6 A' 1056 1013 42.85      
7 A' 665 638 2.62      
8 A' 371 356 2.67      
9 A" 3134 3007 39.41      
10 A" 1467 1407 5.82      
11 A" 1175 1127 2.06      
12 A" 262 252 2.94      

Unscaled Zero Point Vibrational Energy (zpe) 9256.9 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 8881.1 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/cc-pVDZ
ABC
1.37054 0.20367 0.18369

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.825 0.000
Cl2 -0.812 -0.712 0.000
C3 1.412 0.619 0.000
H4 1.829 1.641 0.000
H5 1.748 0.079 0.904
H6 1.748 0.079 -0.904

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.73791.42692.00312.10472.1047
Cl21.73792.59163.53702.82752.8275
C31.42692.59161.10361.10571.1057
H42.00313.53701.10361.80671.8067
H52.10472.82751.10571.80671.8085
H62.10472.82751.10571.80671.8085

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 103.929 O1 C3 H5 111.787
O1 C3 H6 111.787 Cl2 O1 C3 109.550
H4 C3 H5 109.723 H4 C3 H6 109.723
H5 C3 H6 109.738
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability