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

using model chemistry: ROHF/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-132.524340
Energy at 298.15K-132.528324
HF Energy-132.524340
Nuclear repulsion energy64.333879
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/aug-cc-pVTZ
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' 3262 3262 15.80      
2 A' 3185 3185 11.25      
3 A' 3166 3166 19.58      
4 A' 1672 1672 5.90      
5 A' 1586 1586 5.50      
6 A' 1522 1522 2.61      
7 A' 1344 1344 3.31      
8 A' 1158 1158 13.21      
9 A' 963 963 3.33      
10 A' 475 475 21.01      
11 A" 3222 3222 19.17      
12 A" 1597 1597 7.94      
13 A" 1159 1159 1.54      
14 A" 801 801 9.86      
15 A" 191 191 2.52      

Unscaled Zero Point Vibrational Energy (zpe) 12652.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12652.0 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/aug-cc-pVTZ
ABC
1.90174 0.35126 0.31354

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.487 0.000
C2 -0.843 -0.759 0.000
N3 1.249 0.482 0.000
H4 -0.504 1.448 0.000
H5 -0.221 -1.642 0.000
H6 -1.481 -0.774 0.875
H7 -1.481 -0.774 -0.875

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50461.24931.08462.14072.13332.1333
C21.50462.43242.23291.08001.08361.0836
N31.24932.43242.00142.58293.13033.1303
H41.08462.23292.00143.10282.58052.5805
H52.14071.08002.58293.10281.76301.7630
H62.13331.08363.13032.58051.76301.7509
H72.13331.08363.13032.58051.76301.7509

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 110.765 C1 C2 H6 109.964
C1 C2 H7 109.964 C2 C1 N3 123.819
C2 C1 H4 118.266 N3 C1 H4 117.916
H5 C2 H6 109.148 H5 C2 H7 109.148
H6 C2 H7 107.792
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.121      
2 C -0.692      
3 N -0.553      
4 H 0.483      
5 H 0.304      
6 H 0.290      
7 H 0.290      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.825 -0.352 0.000 2.847
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.207 -1.276 0.000
y -1.276 -17.528 0.000
z 0.000 0.000 -19.107
Traceless
 xyz
x -3.890 -1.276 0.000
y -1.276 3.128 0.000
z 0.000 0.000 0.761
Polar
3z2-r21.522
x2-y2-4.679
xy-1.276
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> 46.158
(<r2>)1/2 6.794