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

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-133.252563
Energy at 298.15K-133.256412
HF Energy-133.252563
Nuclear repulsion energy63.941703
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 B3PW91/6-31G*
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' 3178 3041 7.51      
2 A' 3065 2932 7.70      
3 A' 3006 2876 22.01      
4 A' 1757 1680 1.16      
5 A' 1498 1433 10.30      
6 A' 1407 1346 4.39      
7 A' 1264 1209 1.14      
8 A' 1067 1021 10.64      
9 A' 925 885 2.88      
10 A' 430 411 16.76      
11 A" 3135 3000 9.59      
12 A" 1503 1438 10.57      
13 A" 1073 1027 0.08      
14 A" 747 715 11.15      
15 A" 185 177 1.24      

Unscaled Zero Point Vibrational Energy (zpe) 12119.5 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 11594.7 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 B3PW91/6-31G*
ABC
1.89828 0.34597 0.30960

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.483 0.000
C2 -0.839 -0.773 0.000
N3 1.251 0.506 0.000
H4 -0.546 1.442 0.000
H5 -0.205 -1.661 0.000
H6 -1.486 -0.790 0.885
H7 -1.486 -0.790 -0.885

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.51011.25151.10352.15372.14752.1475
C21.51012.45062.23391.09221.09611.0961
N31.25152.45062.02592.61093.15533.1553
H41.10352.23392.02593.12192.57882.5788
H52.15371.09222.61093.12191.78431.7843
H62.14751.09613.15532.57881.78431.7698
H72.14751.09613.15532.57881.78431.7698

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 110.691 C1 C2 H6 109.961
C1 C2 H7 109.961 C2 C1 N3 124.839
C2 C1 H4 116.598 N3 C1 H4 118.563
H5 C2 H6 109.249 H5 C2 H7 109.249
H6 C2 H7 107.669
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.059      
2 C -0.559      
3 N -0.288      
4 H 0.185      
5 H 0.207      
6 H 0.198      
7 H 0.198      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.759 -0.438 0.000 2.794
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.332 -1.239 0.000
y -1.239 -17.151 0.000
z 0.000 0.000 -18.575
Traceless
 xyz
x -3.469 -1.239 0.000
y -1.239 2.803 0.000
z 0.000 0.000 0.667
Polar
3z2-r21.334
x2-y2-4.181
xy-1.239
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.959 0.319 0.000
y 0.319 3.748 0.000
z 0.000 0.000 2.691


<r2> (average value of r2) Å2
<r2> 46.248
(<r2>)1/2 6.801