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

using model chemistry: HF/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 HF/6-31G*
 hartrees
Energy at 0K-132.475375
Energy at 298.15K-132.479322
HF Energy-132.475375
Nuclear repulsion energy64.082911
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 HF/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' 3308 2972 17.10      
2 A' 3241 2912 17.14      
3 A' 3211 2885 20.47      
4 A' 1676 1506 7.88      
5 A' 1609 1446 2.31      
6 A' 1551 1393 2.53      
7 A' 1356 1219 3.07      
8 A' 1169 1051 13.14      
9 A' 975 876 2.22      
10 A' 474 426 20.31      
11 A" 3270 2938 22.74      
12 A" 1623 1458 7.65      
13 A" 1163 1045 0.69      
14 A" 794 713 8.61      
15 A" 179 161 2.15      

Unscaled Zero Point Vibrational Energy (zpe) 12798.7 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 11499.7 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 HF/6-31G*
ABC
1.88714 0.34859 0.31107

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.490 0.000
C2 -0.850 -0.756 0.000
N3 1.258 0.477 0.000
H4 -0.502 1.451 0.000
H5 -0.229 -1.643 0.000
H6 -1.489 -0.774 0.877
H7 -1.489 -0.774 -0.877

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50801.25841.08512.14482.14052.1405
C21.50802.44222.23471.08221.08531.0853
N31.25842.44222.01252.58973.14343.1434
H41.08512.23472.01253.10632.58702.5870
H52.14481.08222.58973.10631.76401.7640
H62.14051.08533.14342.58701.76401.7535
H72.14051.08533.14342.58701.76401.7535

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 110.722 C1 C2 H6 110.195
C1 C2 H7 110.195 C2 C1 N3 123.717
C2 C1 H4 118.119 N3 C1 H4 118.164
H5 C2 H6 108.944 H5 C2 H7 108.944
H6 C2 H7 107.774
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.042      
2 C -0.536      
3 N -0.278      
4 H 0.195      
5 H 0.201      
6 H 0.188      
7 H 0.188      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.703 -0.277 0.000 2.717
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.077 -1.240 0.000
y -1.240 -17.434 0.000
z 0.000 0.000 -18.930
Traceless
 xyz
x -3.895 -1.240 0.000
y -1.240 3.070 0.000
z 0.000 0.000 0.825
Polar
3z2-r21.650
x2-y2-4.643
xy-1.240
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.721 0.204 0.000
y 0.204 3.495 0.000
z 0.000 0.000 2.638


<r2> (average value of r2) Å2
<r2> 46.324
(<r2>)1/2 6.806