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

using model chemistry: B1B95/6-31G(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 B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-133.242562
Energy at 298.15K-133.246421
HF Energy-133.242562
Nuclear repulsion energy64.253093
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 B1B95/6-31G(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' 3191 3056 5.58      
2 A' 3073 2943 6.46      
3 A' 3000 2873 16.81      
4 A' 1770 1695 1.14      
5 A' 1472 1410 8.94      
6 A' 1379 1320 2.70      
7 A' 1240 1188 1.48      
8 A' 1054 1009 9.80      
9 A' 920 881 3.17      
10 A' 420 402 17.31      
11 A" 3150 3016 7.15      
12 A" 1477 1415 7.92      
13 A" 1063 1018 0.14      
14 A" 745 714 8.33      
15 A" 195 187 1.49      

Unscaled Zero Point Vibrational Energy (zpe) 12074.4 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 11563.7 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 B1B95/6-31G(2df,p)
ABC
1.91387 0.34946 0.31267

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.481 0.000
C2 -0.833 -0.772 0.000
N3 1.243 0.506 0.000
H4 -0.547 1.436 0.000
H5 -0.197 -1.654 0.000
H6 -1.477 -0.789 0.881
H7 -1.477 -0.789 -0.881

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50491.24291.10042.14412.13862.1386
C21.50492.43822.22661.08791.09181.0918
N31.24292.43822.01642.59613.13933.1393
H41.10042.22662.01643.10992.56822.5682
H52.14411.08792.59613.10991.77911.7791
H62.13861.09183.13932.56821.77911.7629
H72.13861.09183.13932.56821.77911.7629

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 110.545 C1 C2 H6 109.869
C1 C2 H7 109.869 C2 C1 N3 124.802
C2 C1 H4 116.583 N3 C1 H4 118.615
H5 C2 H6 109.415 H5 C2 H7 109.415
H6 C2 H7 107.675
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.061      
2 C -0.449      
3 N -0.224      
4 H 0.138      
5 H 0.162      
6 H 0.156      
7 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.717 -0.449 0.000 2.754
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.154 -1.243 0.000
y -1.243 -17.140 0.000
z 0.000 0.000 -18.441
Traceless
 xyz
x -3.364 -1.243 0.000
y -1.243 2.658 0.000
z 0.000 0.000 0.706
Polar
3z2-r21.413
x2-y2-4.015
xy-1.243
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.986 0.360 0.000
y 0.360 3.962 0.000
z 0.000 0.000 2.965


<r2> (average value of r2) Å2
<r2> 45.851
(<r2>)1/2 6.771