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

using model chemistry: ROHF/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 ROHF/6-31G**
 hartrees
Energy at 0K-132.481971
Energy at 298.15K-132.485921
HF Energy-132.481971
Nuclear repulsion energy64.091564
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 ROHF/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' 3292 2813 16.49      
2 A' 3218 2750 16.32      
3 A' 3190 2726 20.54      
4 A' 1670 1427 7.64      
5 A' 1595 1363 3.01      
6 A' 1534 1311 2.70      
7 A' 1348 1152 2.83      
8 A' 1162 993 13.58      
9 A' 971 830 2.44      
10 A' 474 405 20.45      
11 A" 3253 2780 22.53      
12 A" 1606 1373 7.93      
13 A" 1155 987 0.71      
14 A" 793 678 8.70      
15 A" 179 153 2.12      

Unscaled Zero Point Vibrational Energy (zpe) 12720.1 cm-1
Scaled (by 0.8546) Zero Point Vibrational Energy (zpe) 10870.6 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 ROHF/6-31G**
ABC
1.88561 0.34889 0.31127

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.489 0.000
C2 -0.850 -0.756 0.000
N3 1.258 0.476 0.000
H4 -0.502 1.452 0.000
H5 -0.229 -1.642 0.000
H6 -1.489 -0.772 0.877
H7 -1.489 -0.772 -0.877

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50741.25841.08602.14432.13942.1394
C21.50742.44122.23531.08231.08541.0854
N31.25842.44122.01322.58843.14213.1421
H41.08602.23532.01323.10692.58652.5865
H52.14431.08232.58843.10691.76471.7647
H62.13941.08543.14212.58651.76471.7539
H72.13941.08543.14212.58651.76471.7539

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 110.721 C1 C2 H6 110.138
C1 C2 H7 110.138 C2 C1 N3 123.682
C2 C1 H4 118.151 N3 C1 H4 118.167
H5 C2 H6 108.994 H5 C2 H7 108.994
H6 C2 H7 107.792
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.088      
2 C -0.384      
3 N -0.285      
4 H 0.147      
5 H 0.152      
6 H 0.141      
7 H 0.141      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.716 -0.285 0.000 2.731
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.061 -1.222 0.000
y -1.222 -17.389 0.000
z 0.000 0.000 -18.916
Traceless
 xyz
x -3.909 -1.222 0.000
y -1.222 3.100 0.000
z 0.000 0.000 0.809
Polar
3z2-r21.619
x2-y2-4.672
xy-1.222
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 46.289
(<r2>)1/2 6.804