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

using model chemistry: B3LYP/3-21G

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/3-21G
 hartrees
Energy at 0K-132.568416
Energy at 298.15K-132.572287
HF Energy-132.568416
Nuclear repulsion energy63.564652
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/3-21G
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' 3157 3046 7.90      
2 A' 3057 2950 5.85      
3 A' 2978 2874 22.00      
4 A' 1669 1610 0.45      
5 A' 1536 1482 10.58      
6 A' 1436 1386 6.99      
7 A' 1285 1240 0.93      
8 A' 1062 1025 11.40      
9 A' 892 861 2.43      
10 A' 426 411 15.05      
11 A" 3113 3004 9.52      
12 A" 1550 1496 12.87      
13 A" 1101 1062 0.05      
14 A" 770 743 18.32      
15 A" 187 181 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 12109.6 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 11684.6 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/3-21G
ABC
1.89749 0.33954 0.30456

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.485 0.000
C2 -0.844 -0.786 0.000
N3 1.259 0.523 0.000
H4 -0.577 1.421 0.000
H5 -0.200 -1.668 0.000
H6 -1.485 -0.803 0.888
H7 -1.485 -0.803 -0.888

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.52511.25961.10042.16142.15722.1572
C21.52512.47692.22321.09171.09591.0959
N31.25962.47692.04442.63203.17483.1748
H41.10042.22322.04443.11182.56162.5616
H52.16141.09172.63203.11181.78561.7856
H62.15721.09593.17482.56161.78561.7768
H72.15721.09593.17482.56161.78561.7768

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 110.269 C1 C2 H6 109.694
C1 C2 H7 109.694 C2 C1 N3 125.342
C2 C1 H4 114.754 N3 C1 H4 119.904
H5 C2 H6 109.417 H5 C2 H7 109.417
H6 C2 H7 108.320
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.020      
2 C -0.607      
3 N -0.295      
4 H 0.218      
5 H 0.225      
6 H 0.220      
7 H 0.220      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.620 -0.443 0.000 2.657
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.429 -1.219 0.000
y -1.219 -17.349 0.000
z 0.000 0.000 -18.744
Traceless
 xyz
x -3.383 -1.219 0.000
y -1.219 2.738 0.000
z 0.000 0.000 0.645
Polar
3z2-r21.290
x2-y2-4.080
xy-1.219
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.549 0.298 0.000
y 0.298 3.465 0.000
z 0.000 0.000 2.371


<r2> (average value of r2) Å2
<r2> 46.828
(<r2>)1/2 6.843