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

using model chemistry: PBEPBE/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-575.006722
Energy at 298.15K-575.010343
HF Energy-575.006722
Nuclear repulsion energy105.171572
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/Def2TZVPP
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' 3043 3007 8.74      
2 A' 2943 2908 33.43      
3 A' 1456 1438 10.31      
4 A' 1396 1380 1.21      
5 A' 1152 1138 13.63      
6 A' 972 960 28.63      
7 A' 657 649 3.50      
8 A' 354 350 3.82      
9 A" 3017 2980 31.90      
10 A" 1402 1385 8.71      
11 A" 1129 1116 0.59      
12 A" 246 243 2.69      

Unscaled Zero Point Vibrational Energy (zpe) 8883.8 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 8776.3 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/Def2TZVPP
ABC
1.39677 0.20526 0.18542

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.793 0.000
Cl2 -0.813 -0.692 0.000
C3 1.414 0.607 0.000
H4 1.816 1.629 0.000
H5 1.758 0.075 0.901
H6 1.758 0.075 -0.901

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.69321.42671.99892.10172.1017
Cl21.69322.57823.50662.82982.8298
C31.42672.57821.09801.10081.1008
H41.99893.50661.09801.79681.7968
H52.10172.82981.10081.79681.8013
H62.10172.82981.10081.79681.8013

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 103.934 O1 C3 H5 111.867
O1 C3 H6 111.867 Cl2 O1 C3 111.169
H4 C3 H5 109.602 H4 C3 H6 109.602
H5 C3 H6 109.801
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.192      
2 Cl -0.004      
3 C -0.143      
4 H 0.114      
5 H 0.112      
6 H 0.112      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.758 -0.045 0.000 1.758
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.638 2.037 0.000
y 2.037 -24.425 0.000
z 0.000 0.000 -25.433
Traceless
 xyz
x 2.291 2.037 0.000
y 2.037 -0.390 0.000
z 0.000 0.000 -1.901
Polar
3z2-r2-3.803
x2-y21.787
xy2.037
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.519 1.297 0.000
y 1.297 4.992 0.000
z 0.000 0.000 3.653


<r2> (average value of r2) Å2
<r2> 67.962
(<r2>)1/2 8.244