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

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-23.514920
Energy at 298.15K-23.518783
HF Energy-23.514920
Nuclear repulsion energy34.988334
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 B3LYP/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3117 3038 19.77      
2 A' 2999 2922 11.05      
3 A' 2978 2902 34.28      
4 A' 1625 1584 0.87      
5 A' 1497 1458 13.72      
6 A' 1416 1380 8.76      
7 A' 1263 1231 2.12      
8 A' 1064 1037 11.65      
9 A' 915 892 2.23      
10 A' 427 416 17.69      
11 A" 3078 3000 23.91      
12 A" 1504 1466 15.28      
13 A" 1078 1050 1.36      
14 A" 756 736 17.36      
15 A" 178 173 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 11947.1 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 11642.4 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 B3LYP/CEP-121G
ABC
1.84435 0.33522 0.29969

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.492 0.000
C2 -0.867 -0.769 0.000
N3 1.285 0.490 0.000
H4 -0.527 1.462 0.000
H5 -0.243 -1.668 0.000
H6 -1.513 -0.780 0.888
H7 -1.513 -0.780 -0.888

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.53081.28551.10342.17412.16692.1669
C21.53082.49352.25651.09431.09811.0981
N31.28552.49352.05702.64413.19863.1986
H41.10342.25652.05703.14262.60432.6043
H52.17411.09432.64413.14261.78641.7864
H62.16691.09813.19862.60431.78641.7758
H72.16691.09813.19862.60431.78641.7758

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 110.729 C1 C2 H6 109.937
C1 C2 H7 109.937 C2 C1 N3 124.373
C2 C1 H4 116.947 N3 C1 H4 118.680
H5 C2 H6 109.135 H5 C2 H7 109.135
H6 C2 H7 107.911
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.195      
2 C -0.494      
3 N 0.012      
4 H 0.156      
5 H 0.177      
6 H 0.172      
7 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.988 -0.403 0.000 3.015
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.422 -1.266 0.000
y -1.266 -17.479 0.000
z 0.000 0.000 -19.116
Traceless
 xyz
x -4.125 -1.266 0.000
y -1.266 3.290 0.000
z 0.000 0.000 0.834
Polar
3z2-r21.669
x2-y2-4.943
xy-1.266
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.507 0.279 0.000
y 0.279 4.041 0.000
z 0.000 0.000 3.119


<r2> (average value of r2) Å2
<r2> 40.718
(<r2>)1/2 6.381