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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-574.872922
Energy at 298.15K-574.876465
HF Energy-574.872922
Nuclear repulsion energy99.595107
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' 3067 3024 19.14      
2 A' 2967 2926 12.80      
3 A' 1503 1483 16.74      
4 A' 1417 1397 0.26      
5 A' 1131 1115 14.31      
6 A' 913 900 11.95      
7 A' 592 584 5.66      
8 A' 322 317 7.90      
9 A" 3070 3028 36.25      
10 A" 1430 1410 13.27      
11 A" 1125 1109 0.00      
12 A" 255 252 5.42      

Unscaled Zero Point Vibrational Energy (zpe) 8894.8 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 8772.1 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
1.28827 0.18174 0.16443

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 0.887 0.000
Cl2 -0.830 -0.796 0.000
C3 1.449 0.712 0.000
H4 1.798 1.761 0.000
H5 1.811 0.200 0.907
H6 1.811 0.200 -0.907

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.87681.45991.99932.13882.1388
Cl21.87682.73363.66732.96502.9650
C31.45992.73361.10551.10271.1027
H41.99933.66731.10551.80581.8058
H52.13882.96501.10271.80581.8141
H62.13882.96501.10271.80581.8141

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 101.505 O1 C3 H5 112.404
O1 C3 H6 112.404 Cl2 O1 C3 109.380
H4 C3 H5 109.727 H4 C3 H6 109.727
H5 C3 H6 110.685
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 -0.412      
2 Cl 0.091      
3 C -0.244      
4 H 0.203      
5 H 0.181      
6 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.409 0.051 0.000 2.409
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.092 2.508 0.000
y 2.508 -24.156 0.000
z 0.000 0.000 -25.375
Traceless
 xyz
x 2.673 2.508 0.000
y 2.508 -0.422 0.000
z 0.000 0.000 -2.251
Polar
3z2-r2-4.501
x2-y22.064
xy2.508
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.635 1.847 0.000
y 1.847 4.679 0.000
z 0.000 0.000 2.349


<r2> (average value of r2) Å2
<r2> 73.970
(<r2>)1/2 8.601