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

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-132.436655
Energy at 298.15K-132.440550
HF Energy-132.436655
Nuclear repulsion energy63.229819
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 HF/LANL2DZ
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' 3321 2989 30.98      
2 A' 3276 2948 19.06      
3 A' 3207 2886 28.62      
4 A' 1643 1479 17.66      
5 A' 1571 1413 9.03      
6 A' 1537 1383 2.19      
7 A' 1318 1186 1.22      
8 A' 1177 1059 14.62      
9 A' 971 874 3.68      
10 A' 464 418 19.54      
11 A" 3284 2956 36.00      
12 A" 1632 1469 14.56      
13 A" 1154 1039 0.38      
14 A" 770 693 20.76      
15 A" 158 142 1.93      

Unscaled Zero Point Vibrational Energy (zpe) 12741.8 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 11466.3 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 HF/LANL2DZ
ABC
1.84918 0.33866 0.30213

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.492 0.000
C2 -0.882 -0.737 0.000
N3 1.301 0.446 0.000
H4 -0.477 1.463 0.000
H5 -0.292 -1.643 0.000
H6 -1.521 -0.739 0.877
H7 -1.521 -0.739 -0.877

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.51321.30151.08142.15492.14432.1443
C21.51322.48312.23661.08131.08421.0842
N31.30152.48312.04802.62683.18333.1833
H41.08142.23662.04803.11092.58972.5897
H52.15491.08132.62683.11091.75881.7588
H62.14431.08423.18332.58971.75881.7531
H72.14431.08423.18332.58971.75881.7531

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 111.227 C1 C2 H6 110.193
C1 C2 H7 110.193 C2 C1 N3 123.641
C2 C1 H4 118.136 N3 C1 H4 118.222
H5 C2 H6 108.627 H5 C2 H7 108.627
H6 C2 H7 107.888
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.114      
2 C -0.561      
3 N -0.124      
4 H 0.201      
5 H 0.205      
6 H 0.196      
7 H 0.196      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.958 -0.227 0.000 2.967
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.026 -1.191 0.000
y -1.191 -17.450 0.000
z 0.000 0.000 -19.252
Traceless
 xyz
x -4.675 -1.191 0.000
y -1.191 3.689 0.000
z 0.000 0.000 0.986
Polar
3z2-r21.972
x2-y2-5.577
xy-1.191
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.654 0.155 0.000
y 0.155 3.369 0.000
z 0.000 0.000 2.664


<r2> (average value of r2) Å2
<r2> 47.461
(<r2>)1/2 6.889