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

using model chemistry: B3LYP/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 B3LYP/6-31+G**
 hartrees
Energy at 0K-133.319161
Energy at 298.15K-133.323006
HF Energy-133.319161
Nuclear repulsion energy63.850702
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/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' 3154 3041 7.93      
2 A' 3046 2937 9.33      
3 A' 2982 2875 19.09      
4 A' 1734 1672 3.33      
5 A' 1479 1426 12.50      
6 A' 1391 1341 3.87      
7 A' 1250 1206 1.55      
8 A' 1052 1014 10.45      
9 A' 910 877 2.87      
10 A' 433 417 18.20      
11 A" 3112 3001 9.16      
12 A" 1484 1431 11.57      
13 A" 1066 1028 1.12      
14 A" 746 719 12.08      
15 A" 180 174 1.83      

Unscaled Zero Point Vibrational Energy (zpe) 12008.9 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 11578.9 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/6-31+G**
ABC
1.89659 0.34438 0.30829

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.483 0.000
C2 -0.841 -0.778 0.000
N3 1.252 0.510 0.000
H4 -0.543 1.444 0.000
H5 -0.206 -1.666 0.000
H6 -1.486 -0.792 0.885
H7 -1.486 -0.792 -0.885

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.51551.25221.10382.15912.14892.1489
C21.51552.45692.24171.09161.09541.0954
N31.25222.45692.02372.61913.15813.1581
H41.10382.24172.02373.12832.58322.5832
H52.15911.09162.61913.12831.78451.7845
H62.14891.09543.15812.58321.78451.7703
H72.14891.09543.15812.58321.78451.7703

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 110.774 C1 C2 H6 109.733
C1 C2 H7 109.733 C2 C1 N3 124.900
C2 C1 H4 116.833 N3 C1 H4 118.266
H5 C2 H6 109.366 H5 C2 H7 109.366
H6 C2 H7 107.813
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.049      
2 C -0.509      
3 N -0.214      
4 H 0.153      
5 H 0.179      
6 H 0.171      
7 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.981 -0.483 0.000 3.020
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.367 -1.351 0.000
y -1.351 -17.747 0.000
z 0.000 0.000 -19.246
Traceless
 xyz
x -3.871 -1.351 0.000
y -1.351 3.059 0.000
z 0.000 0.000 0.811
Polar
3z2-r21.622
x2-y2-4.620
xy-1.351
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.777 0.402 0.000
y 0.402 4.336 0.000
z 0.000 0.000 3.445


<r2> (average value of r2) Å2
<r2> 46.855
(<r2>)1/2 6.845