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

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G*
 hartrees
Energy at 0K-133.140854
Energy at 298.15K-133.144715
HF Energy-133.140854
Nuclear repulsion energy64.033576
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 PBE1PBE/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' 3194 3036 6.20      
2 A' 3080 2927 6.66      
3 A' 3027 2877 19.94      
4 A' 1774 1686 1.36      
5 A' 1500 1426 10.79      
6 A' 1411 1341 5.35      
7 A' 1267 1204 1.12      
8 A' 1075 1022 10.74      
9 A' 933 887 2.98      
10 A' 431 410 16.99      
11 A" 3154 2997 7.97      
12 A" 1505 1430 11.05      
13 A" 1077 1024 0.09      
14 A" 750 713 11.30      
15 A" 188 178 1.24      

Unscaled Zero Point Vibrational Energy (zpe) 12183.8 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 11578.3 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 PBE1PBE/6-31G*
ABC
1.89872 0.34749 0.31081

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.482 0.000
C2 -0.839 -0.769 0.000
N3 1.250 0.501 0.000
H4 -0.541 1.443 0.000
H5 -0.205 -1.658 0.000
H6 -1.485 -0.787 0.884
H7 -1.485 -0.787 -0.884

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50651.25021.10272.14992.14452.1445
C21.50652.44502.23211.09191.09571.0957
N31.25022.44502.02372.60363.15023.1502
H41.10272.23212.02373.11922.57792.5779
H52.14991.09192.60363.11921.78371.7837
H62.14451.09573.15022.57791.78371.7690
H72.14451.09573.15022.57791.78371.7690

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 110.649 C1 C2 H6 109.994
C1 C2 H7 109.994 C2 C1 N3 124.717
C2 C1 H4 116.774 N3 C1 H4 118.510
H5 C2 H6 109.243 H5 C2 H7 109.243
H6 C2 H7 107.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.050      
2 C -0.573      
3 N -0.283      
4 H 0.189      
5 H 0.211      
6 H 0.203      
7 H 0.203      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.751 -0.422 0.000 2.784
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.368 -1.230 0.000
y -1.230 -17.182 0.000
z 0.000 0.000 -18.623
Traceless
 xyz
x -3.465 -1.230 0.000
y -1.230 2.814 0.000
z 0.000 0.000 0.652
Polar
3z2-r21.303
x2-y2-4.186
xy-1.230
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.933 0.310 0.000
y 0.310 3.723 0.000
z 0.000 0.000 2.682


<r2> (average value of r2) Å2
<r2> 46.149
(<r2>)1/2 6.793