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

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-574.922388
Energy at 298.15K-574.926016
HF Energy-574.922388
Nuclear repulsion energy104.076734
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 PBEPBE/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' 3056 3014 10.70      
2 A' 2951 2910 31.29      
3 A' 1475 1455 12.12      
4 A' 1406 1387 2.18      
5 A' 1158 1142 15.88      
6 A' 982 969 21.67      
7 A' 633 624 3.42      
8 A' 352 347 5.34      
9 A" 3030 2988 37.47      
10 A" 1411 1391 7.50      
11 A" 1137 1121 0.28      
12 A" 264 260 3.71      

Unscaled Zero Point Vibrational Energy (zpe) 8926.4 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 8804.1 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 PBEPBE/6-31G**
ABC
1.37072 0.20097 0.18150

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.827 0.000
Cl2 -0.813 -0.723 0.000
C3 1.414 0.632 0.000
H4 1.804 1.665 0.000
H5 1.767 0.105 0.905
H6 1.767 0.105 -0.905

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.75071.42781.98902.11272.1127
Cl21.75072.60733.54282.85732.8573
C31.42782.60731.10361.10481.1048
H41.98903.54281.10361.80301.8030
H52.11272.85731.10481.80301.8093
H62.11272.85731.10481.80301.8093

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 102.826 O1 C3 H5 112.447
O1 C3 H6 112.447 Cl2 O1 C3 109.816
H4 C3 H5 109.457 H4 C3 H6 109.457
H5 C3 H6 109.943
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.422      
2 Cl 0.130      
3 C -0.136      
4 H 0.154      
5 H 0.137      
6 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.871 -0.056 0.000 1.872
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.245 2.124 0.000
y 2.124 -23.943 0.000
z 0.000 0.000 -25.185
Traceless
 xyz
x 2.319 2.124 0.000
y 2.124 -0.227 0.000
z 0.000 0.000 -2.091
Polar
3z2-r2-4.183
x2-y21.698
xy2.124
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.652 1.393 0.000
y 1.393 4.354 0.000
z 0.000 0.000 2.877


<r2> (average value of r2) Å2
<r2> 68.796
(<r2>)1/2 8.294