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

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-133.302419
Energy at 298.15K-133.306289
HF Energy-133.302419
Nuclear repulsion energy64.221369
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 mPW1PW91/6-311G**
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' 3172 3034 7.82      
2 A' 3062 2930 7.71      
3 A' 2993 2863 19.61      
4 A' 1758 1682 1.85      
5 A' 1475 1411 12.72      
6 A' 1386 1326 5.98      
7 A' 1250 1196 1.95      
8 A' 1062 1016 10.91      
9 A' 923 883 3.26      
10 A' 431 412 18.17      
11 A" 3133 2997 9.51      
12 A" 1481 1417 11.84      
13 A" 1068 1022 0.42      
14 A" 750 717 11.63      
15 A" 188 180 1.35      

Unscaled Zero Point Vibrational Energy (zpe) 12065.2 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 11542.8 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 mPW1PW91/6-311G**
ABC
1.91181 0.34913 0.31238

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.481 0.000
C2 -0.835 -0.772 0.000
N3 1.243 0.506 0.000
H4 -0.540 1.441 0.000
H5 -0.199 -1.656 0.000
H6 -1.478 -0.789 0.882
H7 -1.478 -0.789 -0.882

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50561.24351.10122.14582.13962.1396
C21.50562.43922.23211.08861.09241.0924
N31.24352.43922.01372.59803.14053.1405
H41.10122.23212.01373.11502.57502.5750
H52.14581.08862.59803.11501.77961.7796
H62.13961.09243.14052.57501.77961.7646
H72.13961.09243.14052.57501.77961.7646

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 110.590 C1 C2 H6 109.868
C1 C2 H7 109.868 C2 C1 N3 124.798
C2 C1 H4 116.953 N3 C1 H4 118.249
H5 C2 H6 109.361 H5 C2 H7 109.361
H6 C2 H7 107.741
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.018      
2 C -0.339      
3 N -0.213      
4 H 0.134      
5 H 0.149      
6 H 0.144      
7 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.791 -0.440 0.000 2.825
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.632 -1.284 0.000
y -1.284 -17.354 0.000
z 0.000 0.000 -18.774
Traceless
 xyz
x -3.568 -1.284 0.000
y -1.284 2.849 0.000
z 0.000 0.000 0.719
Polar
3z2-r21.437
x2-y2-4.278
xy-1.284
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.192 0.342 0.000
y 0.342 4.028 0.000
z 0.000 0.000 2.998


<r2> (average value of r2) Å2
<r2> 46.100
(<r2>)1/2 6.790