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

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-133.286202
Energy at 298.15K-133.290070
HF Energy-133.286202
Nuclear repulsion energy64.010876
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 mPW1PW91/aug-cc-pVDZ
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' 3184 3051 6.63      
2 A' 3065 2937 7.62      
3 A' 3006 2881 15.76      
4 A' 1752 1679 3.10      
5 A' 1448 1387 12.01      
6 A' 1364 1308 4.81      
7 A' 1241 1189 2.00      
8 A' 1062 1017 10.09      
9 A' 923 885 3.53      
10 A' 429 411 18.54      
11 A" 3143 3012 7.20      
12 A" 1453 1392 9.57      
13 A" 1055 1011 0.98      
14 A" 741 711 11.04      
15 A" 191 183 2.03      

Unscaled Zero Point Vibrational Energy (zpe) 12027.6 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 11526.0 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 mPW1PW91/aug-cc-pVDZ
ABC
1.89767 0.34741 0.31080

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.480 0.000
C2 -0.840 -0.769 0.000
N3 1.250 0.501 0.000
H4 -0.534 1.449 0.000
H5 -0.206 -1.661 0.000
H6 -1.487 -0.779 0.886
H7 -1.487 -0.779 -0.886

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50521.25051.10642.15102.14092.1409
C21.50522.44562.23911.09401.09771.0977
N31.25052.44562.02072.60673.14933.1493
H41.10642.23912.02073.12732.58062.5806
H52.15101.09402.60673.12731.79001.7900
H62.14091.09773.14932.58061.79001.7728
H72.14091.09773.14932.58061.79001.7728

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 110.703 C1 C2 H6 109.678
C1 C2 H7 109.678 C2 C1 N3 124.860
C2 C1 H4 117.229 N3 C1 H4 117.911
H5 C2 H6 109.512 H5 C2 H7 109.512
H6 C2 H7 107.704
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.590      
2 C 0.235      
3 N -0.537      
4 H -0.127      
5 H -0.095      
6 H -0.033      
7 H -0.033      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.915 -0.473 0.000 2.953
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.041 -1.290 0.000
y -1.290 -17.524 0.000
z 0.000 0.000 -19.008
Traceless
 xyz
x -3.775 -1.290 0.000
y -1.290 3.001 0.000
z 0.000 0.000 0.774
Polar
3z2-r21.548
x2-y2-4.517
xy-1.290
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.909 0.431 0.000
y 0.431 4.775 0.000
z 0.000 0.000 3.861


<r2> (average value of r2) Å2
<r2> 46.451
(<r2>)1/2 6.816