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

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 2A'
Energy calculated at PBEPBE/6-31G
 hartrees
Energy at 0K-133.093534
Energy at 298.15K-133.097361
HF Energy-133.093534
Nuclear repulsion energy63.226901
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' 3110 3067 9.49      
2 A' 2990 2948 7.95      
3 A' 2925 2884 24.49      
4 A' 1647 1624 0.13      
5 A' 1473 1453 12.63      
6 A' 1385 1366 8.07      
7 A' 1246 1229 1.06      
8 A' 1043 1029 11.03      
9 A' 915 902 3.25      
10 A' 425 419 14.93      
11 A" 3066 3023 10.62      
12 A" 1480 1459 14.40      
13 A" 1055 1041 0.07      
14 A" 742 732 18.03      
15 A" 178 176 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 11838.7 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 11675.3 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 PBEPBE/6-31G
ABC
1.86819 0.33783 0.30255

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)
C1 0.000 0.484 0.000
C2 -0.856 -0.770 0.000
N3 1.276 0.502 0.000
H4 -0.553 1.447 0.000
H5 -0.226 -1.672 0.000
H6 -1.507 -0.784 0.892
H7 -1.507 -0.784 -0.892

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.51811.27561.11102.16732.16212.1621
C21.51812.48212.23831.10011.10431.1043
N31.27562.48212.05832.64163.19263.1926
H41.11102.23832.05833.13642.58592.5859
H52.16731.10012.64163.13641.79601.7960
H62.16211.10433.19262.58591.79601.7833
H72.16211.10433.19262.58591.79601.7833

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 110.727 C1 C2 H6 110.063
C1 C2 H7 110.063 C2 C1 N3 125.134
C2 C1 H4 115.851 N3 C1 H4 119.015
H5 C2 H6 109.119 H5 C2 H7 109.119
H6 C2 H7 107.688
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 C -0.020      
2 C -0.490      
3 N -0.223      
4 H 0.177      
5 H 0.188      
6 H 0.184      
7 H 0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.849 -0.461 0.000 2.886
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.759 -1.176 0.000
y -1.176 -17.295 0.000
z 0.000 0.000 -18.754
Traceless
 xyz
x -3.734 -1.176 0.000
y -1.176 2.961 0.000
z 0.000 0.000 0.773
Polar
3z2-r21.546
x2-y2-4.464
xy-1.176
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.133 0.338 0.000
y 0.338 3.784 0.000
z 0.000 0.000 2.625


<r2> (average value of r2) Å2
<r2> 47.155
(<r2>)1/2 6.867