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

using model chemistry: B3PW91/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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-133.300253
Energy at 298.15K-133.304116
HF Energy-133.300253
Nuclear repulsion energy64.252495
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 B3PW91/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' 3151 3030 6.49      
2 A' 3044 2927 7.04      
3 A' 2966 2852 17.49      
4 A' 1741 1674 1.82      
5 A' 1466 1410 11.48      
6 A' 1378 1325 4.40      
7 A' 1241 1194 1.84      
8 A' 1052 1012 10.37      
9 A' 914 879 3.54      
10 A' 428 412 18.22      
11 A" 3110 2990 7.51      
12 A" 1472 1415 9.32      
13 A" 1063 1022 0.52      
14 A" 745 717 10.48      
15 A" 188 181 1.65      

Unscaled Zero Point Vibrational Energy (zpe) 11979.4 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 11519.4 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 B3PW91/cc-pVTZ
ABC
1.91706 0.34920 0.31254

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.480 0.000
C2 -0.833 -0.774 0.000
N3 1.242 0.509 0.000
H4 -0.543 1.438 0.000
H5 -0.198 -1.657 0.000
H6 -1.477 -0.790 0.881
H7 -1.477 -0.790 -0.881

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50511.24221.10132.14642.13832.1383
C21.50512.43892.23051.08801.09201.0920
N31.24222.43892.01262.60073.13963.1396
H41.10132.23052.01263.11442.57162.5716
H52.14641.08802.60073.11441.77921.7792
H62.13831.09203.13962.57161.77921.7628
H72.13831.09203.13962.57161.77921.7628

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 110.709 C1 C2 H6 109.820
C1 C2 H7 109.820 C2 C1 N3 124.912
C2 C1 H4 116.843 N3 C1 H4 118.245
H5 C2 H6 109.402 H5 C2 H7 109.402
H6 C2 H7 107.631
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.040      
2 C -0.228      
3 N -0.143      
4 H 0.102      
5 H 0.107      
6 H 0.101      
7 H 0.101      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.827 -0.475 0.000 2.866
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.675 -1.285 0.000
y -1.285 -17.413 0.000
z 0.000 0.000 -18.795
Traceless
 xyz
x -3.570 -1.285 0.000
y -1.285 2.821 0.000
z 0.000 0.000 0.749
Polar
3z2-r21.498
x2-y2-4.261
xy-1.285
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.464 0.394 0.000
y 0.394 4.380 0.000
z 0.000 0.000 3.383


<r2> (average value of r2) Å2
<r2> 46.108
(<r2>)1/2 6.790