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

using model chemistry: PBEPBE/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-133.140458
Energy at 298.15K-133.144240
HF Energy-133.140458
Nuclear repulsion energy63.537964
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/6-31+G**
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' 3101 3066 5.99      
2 A' 2986 2952 7.94      
3 A' 2891 2858 20.29      
4 A' 1687 1668 2.14      
5 A' 1427 1411 13.39      
6 A' 1333 1318 5.14      
7 A' 1199 1186 1.03      
8 A' 1014 1002 9.50      
9 A' 890 880 3.84      
10 A' 414 409 16.39      
11 A" 3059 3025 5.90      
12 A" 1433 1417 12.74      
13 A" 1019 1008 0.88      
14 A" 717 708 14.20      
15 A" 178 176 1.43      

Unscaled Zero Point Vibrational Energy (zpe) 11674.2 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 11541.2 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/6-31+G**
ABC
1.88338 0.34110 0.30554

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.482 0.000
C2 -0.844 -0.779 0.000
N3 1.259 0.513 0.000
H4 -0.554 1.448 0.000
H5 -0.207 -1.675 0.000
H6 -1.495 -0.792 0.891
H7 -1.495 -0.792 -0.891

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.51741.25971.11412.16622.15622.1562
C21.51742.46892.24651.09921.10311.1031
N31.25972.46892.04002.63373.17513.1751
H41.11412.24652.04003.14232.58782.5878
H52.16621.09922.63373.14231.79791.7979
H62.15621.10313.17512.58781.79791.7815
H72.15621.10313.17512.58781.79791.7815

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 110.746 C1 C2 H6 109.722
C1 C2 H7 109.722 C2 C1 N3 125.245
C2 C1 H4 116.391 N3 C1 H4 118.364
H5 C2 H6 109.445 H5 C2 H7 109.445
H6 C2 H7 107.705
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.026      
2 C -0.595      
3 N -0.188      
4 H 0.170      
5 H 0.200      
6 H 0.193      
7 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.969 -0.519 0.000 3.014
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.282 -1.312 0.000
y -1.312 -17.788 0.000
z 0.000 0.000 -19.279
Traceless
 xyz
x -3.748 -1.312 0.000
y -1.312 2.993 0.000
z 0.000 0.000 0.756
Polar
3z2-r21.511
x2-y2-4.494
xy-1.312
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.040 0.461 0.000
y 0.461 4.571 0.000
z 0.000 0.000 3.544


<r2> (average value of r2) Å2
<r2> 47.174
(<r2>)1/2 6.868