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

using model chemistry: MP2=FULL/STO-3G

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/STO-3G
 hartrees
Energy at 0K-567.626685
Energy at 298.15K-567.630336
HF Energy-567.514606
Nuclear repulsion energy102.172574
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/STO-3G
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' 3531 3139 1.26      
2 A' 3337 2966 2.80      
3 A' 1700 1511 5.52      
4 A' 1603 1425 12.68      
5 A' 1265 1124 0.80      
6 A' 1153 1025 1.16      
7 A' 801 712 5.43      
8 A' 395 351 3.37      
9 A" 3514 3123 3.04      
10 A" 1672 1486 2.83      
11 A" 1205 1072 1.95      
12 A" 260 231 0.60      

Unscaled Zero Point Vibrational Energy (zpe) 10217.9 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 9082.7 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/STO-3G
ABC
1.20862 0.19958 0.17724

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.882 0.000
Cl2 -0.832 -0.709 0.000
C3 1.448 0.571 0.000
H4 1.944 1.564 0.000
H5 1.754 0.006 0.905
H6 1.754 0.006 -0.905

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.79571.48072.05962.15942.1594
Cl21.79572.61463.58732.83142.8314
C31.48072.61461.10911.11051.1105
H42.05963.58731.10911.81161.8116
H52.15942.83141.11051.81161.8110
H62.15942.83141.11051.81161.8110

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 104.444 O1 C3 H5 112.103
O1 C3 H6 112.103 Cl2 O1 C3 105.482
H4 C3 H5 109.403 H4 C3 H6 109.403
H5 C3 H6 109.250
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability