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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-133.127047
Energy at 298.15K-133.130839
HF Energy-133.127047
Nuclear repulsion energy63.524104
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' 3105 3061 7.21      
2 A' 2992 2949 7.39      
3 A' 2894 2852 23.71      
4 A' 1697 1673 0.47      
5 A' 1454 1433 9.63      
6 A' 1356 1337 3.38      
7 A' 1218 1201 0.76      
8 A' 1026 1011 9.10      
9 A' 897 885 3.37      
10 A' 411 405 15.10      
11 A" 3060 3016 8.56      
12 A" 1459 1438 10.07      
13 A" 1031 1017 0.02      
14 A" 718 707 11.23      
15 A" 186 184 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 11752.1 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 11584.0 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
1.88027 0.34115 0.30551

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 0.483 0.000
C2 -0.843 -0.779 0.000
N3 1.259 0.514 0.000
H4 -0.562 1.445 0.000
H5 -0.203 -1.673 0.000
H6 -1.495 -0.796 0.891
H7 -1.495 -0.796 -0.891

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.51791.25961.11432.16562.16002.1600
C21.51792.46832.24201.09991.10411.1041
N31.25962.46832.04542.63073.17753.1775
H41.11432.24202.04543.13902.58622.5862
H52.16561.09992.63073.13901.79821.7982
H62.16001.10413.17752.58621.79821.7819
H72.16001.10413.17752.58621.79821.7819

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 110.628 C1 C2 H6 109.931
C1 C2 H7 109.931 C2 C1 N3 125.159
C2 C1 H4 115.964 N3 C1 H4 118.877
H5 C2 H6 109.348 H5 C2 H7 109.348
H6 C2 H7 107.599
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 0.062      
2 C -0.528      
3 N -0.277      
4 H 0.168      
5 H 0.196      
6 H 0.190      
7 H 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.714 -0.476 0.000 2.755
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.275 -1.195 0.000
y -1.195 -17.279 0.000
z 0.000 0.000 -18.620
Traceless
 xyz
x -3.325 -1.195 0.000
y -1.195 2.669 0.000
z 0.000 0.000 0.656
Polar
3z2-r21.313
x2-y2-3.996
xy-1.195
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.099 0.368 0.000
y 0.368 3.897 0.000
z 0.000 0.000 2.733


<r2> (average value of r2) Å2
<r2> 46.731
(<r2>)1/2 6.836