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All results from a given calculation for CH3CHN (methylmethaniminyl radical)

using model chemistry: B3LYP/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B3LYP/CEP-121G*
 hartrees
Energy at 0K-23.554946
Energy at 298.15K-23.558769
HF Energy-23.554946
Nuclear repulsion energy35.234714
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 B3LYP/CEP-121G*
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' 3133 3037 16.22      
2 A' 3026 2933 13.67      
3 A' 2965 2874 30.54      
4 A' 1684 1633 1.94      
5 A' 1485 1439 10.65      
6 A' 1392 1349 3.11      
7 A' 1245 1207 1.99      
8 A' 1043 1011 9.53      
9 A' 894 866 2.17      
10 A' 422 409 17.69      
11 A" 3091 2996 20.18      
12 A" 1490 1444 10.64      
13 A" 1061 1028 1.39      
14 A" 735 712 11.18      
15 A" 181 175 1.45      

Unscaled Zero Point Vibrational Energy (zpe) 11922.2 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 11557.4 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 B3LYP/CEP-121G*
ABC
1.86841 0.34045 0.30449

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.491 0.000
C2 -0.847 -0.783 0.000
N3 1.260 0.510 0.000
H4 -0.545 1.453 0.000
H5 -0.207 -1.670 0.000
H6 -1.493 -0.799 0.887
H7 -1.493 -0.799 -0.887

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.52941.25981.10612.17052.16322.1632
C21.52942.47162.25651.09361.09761.0976
N31.25982.47162.03612.62753.17443.1744
H41.10612.25652.03613.14142.60002.6000
H52.17051.09362.62753.14141.78831.7883
H62.16321.09763.17442.60001.78831.7747
H72.16321.09763.17442.60001.78831.7747

picture of methylmethaniminyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.587 C1 C2 H6 109.768
C1 C2 H7 109.768 C2 C1 N3 124.501
C2 C1 H4 116.874 N3 C1 H4 118.625
H5 C2 H6 109.391 H5 C2 H7 109.391
H6 C2 H7 107.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.126      
2 C -0.513      
3 N -0.083      
4 H 0.163      
5 H 0.192      
6 H 0.183      
7 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.804 -0.439 0.000 2.838
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.825 -1.314 0.000
y -1.314 -17.495 0.000
z 0.000 0.000 -18.987
Traceless
 xyz
x -3.584 -1.314 0.000
y -1.314 2.911 0.000
z 0.000 0.000 0.673
Polar
3z2-r21.347
x2-y2-4.330
xy-1.314
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.483 0.325 0.000
y 0.325 4.188 0.000
z 0.000 0.000 3.227


<r2> (average value of r2) Å2
<r2> 40.205
(<r2>)1/2 6.341