return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CID/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-574.290002
Energy at 298.15K-574.293761
HF Energy-573.871099
Nuclear repulsion energy106.133659
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 CID/6-31G*
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' 3259 3010 11.39      
2 A' 3148 2908 29.69      
3 A' 1592 1470 9.73      
4 A' 1541 1424 6.51      
5 A' 1258 1162 9.25      
6 A' 1112 1027 57.36      
7 A' 744 687 4.11      
8 A' 389 359 2.76      
9 A" 3232 2986 32.92      
10 A" 1559 1440 6.49      
11 A" 1229 1135 1.68      
12 A" 260 240 3.33      

Unscaled Zero Point Vibrational Energy (zpe) 9661.0 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 8923.8 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 CID/6-31G*
ABC
1.42428 0.20882 0.18868

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.800 0.000
Cl2 -0.808 -0.692 0.000
C3 1.409 0.603 0.000
H4 1.818 1.611 0.000
H5 1.733 0.069 0.893
H6 1.733 0.069 -0.893

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.69671.42251.99032.08202.0820
Cl21.69672.56713.49242.79842.7984
C31.42252.56711.08791.08991.0899
H41.99033.49241.08791.78411.7841
H52.08202.79841.08991.78411.7865
H62.08202.79841.08991.78411.7865

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 104.108 O1 C3 H5 111.238
O1 C3 H6 111.238 Cl2 O1 C3 110.466
H4 C3 H5 110.018 H4 C3 H6 110.018
H5 C3 H6 110.078
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability