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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/6-31+G**
 hartrees
Energy at 0K-133.279762
Energy at 298.15K-133.283620
HF Energy-133.279762
Nuclear repulsion energy64.067178
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 mPW1PW91/6-31+G**
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' 3192 3038 5.96      
2 A' 3076 2928 7.64      
3 A' 3026 2880 17.03      
4 A' 1762 1677 3.46      
5 A' 1481 1409 13.65      
6 A' 1395 1328 6.48      
7 A' 1256 1195 1.44      
8 A' 1067 1016 11.15      
9 A' 927 882 3.21      
10 A' 434 413 18.28      
11 A" 3153 3001 6.56      
12 A" 1486 1415 12.88      
13 A" 1070 1019 1.06      
14 A" 751 715 13.50      
15 A" 181 172 1.78      

Unscaled Zero Point Vibrational Energy (zpe) 12127.8 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 11543.3 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 mPW1PW91/6-31+G**
ABC
1.90326 0.34755 0.31094

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.481 0.000
C2 -0.840 -0.769 0.000
N3 1.250 0.501 0.000
H4 -0.534 1.445 0.000
H5 -0.209 -1.658 0.000
H6 -1.484 -0.782 0.883
H7 -1.484 -0.782 -0.883

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50631.25021.10122.14992.14012.1401
C21.50632.44532.23481.08991.09351.0935
N31.25022.44532.01812.60593.14693.1469
H41.10122.23482.01813.11982.57742.5774
H52.14991.08992.60593.11981.78121.7812
H62.14011.09353.14692.57741.78121.7665
H72.14011.09353.14692.57741.78121.7665

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 110.781 C1 C2 H6 109.794
C1 C2 H7 109.794 C2 C1 N3 124.768
C2 C1 H4 117.126 N3 C1 H4 118.105
H5 C2 H6 109.331 H5 C2 H7 109.331
H6 C2 H7 107.754
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.000      
2 C -0.577      
3 N -0.179      
4 H 0.175      
5 H 0.199      
6 H 0.191      
7 H 0.191      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.973 -0.465 0.000 3.009
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.091 -1.320 0.000
y -1.320 -17.483 0.000
z 0.000 0.000 -19.076
Traceless
 xyz
x -3.812 -1.320 0.000
y -1.320 3.100 0.000
z 0.000 0.000 0.711
Polar
3z2-r21.423
x2-y2-4.608
xy-1.320
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.656 0.380 0.000
y 0.380 4.227 0.000
z 0.000 0.000 3.370


<r2> (average value of r2) Å2
<r2> 46.430
(<r2>)1/2 6.814