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

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-133.273902
Energy at 298.15K-133.277765
HF Energy-133.273902
Nuclear repulsion energy64.079093
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 mPW1PW91/6-31G**
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' 3196 3041 6.31      
2 A' 3079 2929 6.86      
3 A' 3026 2879 19.48      
4 A' 1770 1684 1.48      
5 A' 1488 1416 10.25      
6 A' 1400 1332 4.79      
7 A' 1261 1200 1.26      
8 A' 1069 1017 11.05      
9 A' 929 884 3.07      
10 A' 432 411 17.27      
11 A" 3155 3002 8.29      
12 A" 1494 1421 10.52      
13 A" 1073 1021 0.14      
14 A" 751 714 11.06      
15 A" 187 178 1.27      

Unscaled Zero Point Vibrational Energy (zpe) 12153.6 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 11564.2 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 mPW1PW91/6-31G**
ABC
1.90198 0.34783 0.31110

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.482 0.000
C2 -0.839 -0.769 0.000
N3 1.250 0.500 0.000
H4 -0.539 1.442 0.000
H5 -0.206 -1.656 0.000
H6 -1.484 -0.785 0.883
H7 -1.484 -0.785 -0.883

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50631.24981.10112.14792.14212.1421
C21.50632.44412.23131.08961.09341.0934
N31.24982.44412.02172.60173.14743.1474
H41.10112.23132.02173.11592.57572.5757
H52.14791.08962.60173.11591.78031.7803
H62.14211.09343.14742.57571.78031.7653
H72.14211.09343.14742.57571.78031.7653

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 110.644 C1 C2 H6 109.950
C1 C2 H7 109.950 C2 C1 N3 124.685
C2 C1 H4 116.831 N3 C1 H4 118.484
H5 C2 H6 109.286 H5 C2 H7 109.286
H6 C2 H7 107.667
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.091      
2 C -0.441      
3 N -0.296      
4 H 0.151      
5 H 0.170      
6 H 0.163      
7 H 0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.766 -0.430 0.000 2.799
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.330 -1.212 0.000
y -1.212 -17.105 0.000
z 0.000 0.000 -18.570
Traceless
 xyz
x -3.492 -1.212 0.000
y -1.212 2.845 0.000
z 0.000 0.000 0.648
Polar
3z2-r21.295
x2-y2-4.225
xy-1.212
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.963 0.312 0.000
y 0.312 3.760 0.000
z 0.000 0.000 2.718


<r2> (average value of r2) Å2
<r2> 46.071
(<r2>)1/2 6.788