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

using model chemistry: ROHF/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at ROHF/6-311G*
 hartrees
Energy at 0K-132.501670
Energy at 298.15K-132.505620
HF Energy-132.501670
Nuclear repulsion energy64.169871
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 ROHF/6-311G*
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' 3283 2809 23.34      
2 A' 3207 2744 16.33      
3 A' 3189 2728 27.90      
4 A' 1668 1427 8.77      
5 A' 1599 1368 3.57      
6 A' 1534 1313 3.44      
7 A' 1349 1154 3.11      
8 A' 1164 996 12.77      
9 A' 966 827 2.37      
10 A' 473 405 20.82      
11 A" 3246 2777 28.91      
12 A" 1612 1380 9.21      
13 A" 1157 990 1.06      
14 A" 789 675 9.68      
15 A" 179 153 2.07      

Unscaled Zero Point Vibrational Energy (zpe) 12706.2 cm-1
Scaled (by 0.8556) Zero Point Vibrational Energy (zpe) 10871.4 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 ROHF/6-311G*
ABC
1.89585 0.34917 0.31174

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.489 0.000
C2 -0.846 -0.760 0.000
N3 1.254 0.483 0.000
H4 -0.504 1.451 0.000
H5 -0.225 -1.645 0.000
H6 -1.485 -0.779 0.876
H7 -1.485 -0.779 -0.876

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50781.25361.08642.14502.14032.1403
C21.50782.43962.23661.08151.08471.0847
N31.25362.43962.00682.59053.14033.1403
H41.08642.23662.00683.10812.58902.5890
H52.14501.08152.59053.10811.76241.7624
H62.14031.08473.14032.58901.76241.7521
H72.14031.08473.14032.58901.76241.7521

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 110.796 C1 C2 H6 110.223
C1 C2 H7 110.223 C2 C1 N3 123.864
C2 C1 H4 118.213 N3 C1 H4 117.923
H5 C2 H6 108.896 H5 C2 H7 108.896
H6 C2 H7 107.735
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.046      
2 C -0.658      
3 N -0.217      
4 H 0.221      
5 H 0.242      
6 H 0.229      
7 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.720 -0.300 0.000 2.736
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.186 -1.303 0.000
y -1.303 -17.537 0.000
z 0.000 0.000 -19.050
Traceless
 xyz
x -3.892 -1.303 0.000
y -1.303 3.081 0.000
z 0.000 0.000 0.811
Polar
3z2-r21.622
x2-y2-4.649
xy-1.303
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 46.332
(<r2>)1/2 6.807