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

using model chemistry: ROHF/cc-pVQZ

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/cc-pVQZ
 hartrees
Energy at 0K-132.531692
Energy at 298.15K-132.535676
HF Energy-132.531692
Nuclear repulsion energy64.374801
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/cc-pVQZ
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 16.09      
2 A' 3181 3181 10.98      
3 A' 3166 3166 20.93      
4 A' 1676 1676 5.72      
5 A' 1587 1587 5.52      
6 A' 1523 1523 2.60      
7 A' 1345 1345 3.30      
8 A' 1158 1158 13.28      
9 A' 963 963 3.22      
10 A' 476 476 21.24      
11 A" 3222 3222 19.88      
12 A" 1597 1597 7.91      
13 A" 1160 1160 1.42      
14 A" 802 802 9.37      
15 A" 193 193 2.43      

Unscaled Zero Point Vibrational Energy (zpe) 12655.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12655.2 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/cc-pVQZ
ABC
1.90432 0.35164 0.31389

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.487 0.000
C2 -0.841 -0.760 0.000
N3 1.247 0.484 0.000
H4 -0.506 1.446 0.000
H5 -0.219 -1.642 0.000
H6 -1.479 -0.776 0.875
H7 -1.479 -0.776 -0.875

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50451.24741.08462.14042.13282.1328
C21.50452.43102.23181.07961.08311.0831
N31.24742.43102.00062.58213.12833.1283
H41.08462.23182.00063.10182.57882.5788
H52.14041.07962.58213.10181.76231.7623
H62.13281.08313.12832.57881.76231.7502
H72.13281.08313.12832.57881.76231.7502

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 110.772 C1 C2 H6 109.957
C1 C2 H7 109.957 C2 C1 N3 123.837
C2 C1 H4 118.176 N3 C1 H4 117.986
H5 C2 H6 109.146 H5 C2 H7 109.146
H6 C2 H7 107.803
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.023      
2 C -0.191      
3 N -0.190      
4 H 0.106      
5 H 0.099      
6 H 0.076      
7 H 0.076      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.804 -0.349 0.000 2.826
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.145 -1.280 0.000
y -1.280 -17.499 0.000
z 0.000 0.000 -19.055
Traceless
 xyz
x -3.868 -1.280 0.000
y -1.280 3.101 0.000
z 0.000 0.000 0.767
Polar
3z2-r21.534
x2-y2-4.646
xy-1.280
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> 46.092
(<r2>)1/2 6.789