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

using model chemistry: BLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G
 hartrees
Energy at 0K-572.374831
Energy at 298.15K-572.378373
HF Energy-572.374831
Nuclear repulsion energy99.086430
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 BLYP/3-21G
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' 3022 3006 19.44      
2 A' 2950 2934 12.95      
3 A' 1537 1529 15.91      
4 A' 1426 1418 4.30      
5 A' 1118 1111 10.41      
6 A' 874 869 8.19      
7 A' 592 589 7.10      
8 A' 321 319 6.91      
9 A" 3027 3010 40.38      
10 A" 1468 1460 9.46      
11 A" 1110 1104 0.05      
12 A" 259 258 4.10      

Unscaled Zero Point Vibrational Energy (zpe) 8851.5 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 8802.8 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 BLYP/3-21G
ABC
1.22910 0.18194 0.16356

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.902 0.000
Cl2 -0.841 -0.783 0.000
C3 1.470 0.678 0.000
H4 1.845 1.718 0.000
H5 1.819 0.156 0.905
H6 1.819 0.156 -0.905

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.88331.48662.01772.16462.1646
Cl21.88332.73443.67052.96342.9634
C31.48662.73441.10501.10201.1020
H42.01773.67051.10501.80491.8049
H52.16462.96341.10201.80491.8106
H62.16462.96341.10201.80491.8106

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 101.237 O1 C3 H5 112.641
O1 C3 H6 112.641 Cl2 O1 C3 107.894
H4 C3 H5 109.731 H4 C3 H6 109.731
H5 C3 H6 110.467
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.323      
2 Cl 0.030      
3 C -0.330      
4 H 0.221      
5 H 0.201      
6 H 0.201      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.348 0.208 0.000 2.358
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.216 2.122 0.000
y 2.122 -24.128 0.000
z 0.000 0.000 -25.299
Traceless
 xyz
x 2.498 2.122 0.000
y 2.122 -0.370 0.000
z 0.000 0.000 -2.127
Polar
3z2-r2-4.255
x2-y21.912
xy2.122
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.400 1.804 0.000
y 1.804 4.311 0.000
z 0.000 0.000 2.118


<r2> (average value of r2) Å2
<r2> 74.267
(<r2>)1/2 8.618