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

using model chemistry: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-132.550576
Energy at 298.15K-132.554361
HF Energy-132.550576
Nuclear repulsion energy64.180466
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 LSDA/6-31G(2df,p)
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' 3109 3059 1.56      
2 A' 2986 2938 2.63      
3 A' 2863 2817 12.30      
4 A' 1746 1718 0.59      
5 A' 1394 1372 12.02      
6 A' 1300 1279 7.33      
7 A' 1169 1150 1.50      
8 A' 1019 1002 7.58      
9 A' 896 882 5.37      
10 A' 395 388 16.51      
11 A" 3066 3017 1.49      
12 A" 1401 1378 10.75      
13 A" 1005 989 0.01      
14 A" 710 699 10.37      
15 A" 197 194 0.97      

Unscaled Zero Point Vibrational Energy (zpe) 11627.4 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 11441.4 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 LSDA/6-31G(2df,p)
ABC
1.91203 0.34963 0.31304

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.474 0.000
C2 -0.830 -0.770 0.000
N3 1.242 0.511 0.000
H4 -0.567 1.436 0.000
H5 -0.187 -1.661 0.000
H6 -1.483 -0.788 0.888
H7 -1.483 -0.788 -0.888

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.49551.24301.11652.14352.14042.1404
C21.49552.43622.22181.09891.10291.1029
N31.24302.43622.03192.60033.14723.1472
H41.11652.22182.03193.12052.56422.5642
H52.14351.09892.60033.12051.79781.7978
H62.14041.10293.14722.56421.79781.7768
H72.14041.10293.14722.56421.79781.7768

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 110.492 C1 C2 H6 110.006
C1 C2 H7 110.006 C2 C1 N3 125.399
C2 C1 H4 115.799 N3 C1 H4 118.802
H5 C2 H6 109.479 H5 C2 H7 109.479
H6 C2 H7 107.319
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.006      
2 C -0.526      
3 N -0.182      
4 H 0.155      
5 H 0.183      
6 H 0.182      
7 H 0.182      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.816 -0.522 0.000 2.864
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.198 -1.252 0.000
y -1.252 -17.239 0.000
z 0.000 0.000 -18.514
Traceless
 xyz
x -3.322 -1.252 0.000
y -1.252 2.618 0.000
z 0.000 0.000 0.704
Polar
3z2-r21.408
x2-y2-3.960
xy-1.252
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.160 0.391 0.000
y 0.391 4.161 0.000
z 0.000 0.000 3.026


<r2> (average value of r2) Å2
<r2> 45.925
(<r2>)1/2 6.777