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

using model chemistry: mPW1PW91/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/TZVP
 hartrees
Energy at 0K-133.314283
Energy at 298.15K-133.318152
HF Energy-133.314283
Nuclear repulsion energy64.295120
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 mPW1PW91/TZVP
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' 3174 3028 6.51      
2 A' 3065 2924 6.82      
3 A' 2995 2857 17.05      
4 A' 1757 1676 2.11      
5 A' 1478 1410 12.92      
6 A' 1391 1327 6.06      
7 A' 1258 1200 1.83      
8 A' 1063 1014 10.88      
9 A' 923 880 3.21      
10 A' 436 416 18.12      
11 A" 3135 2991 7.47      
12 A" 1484 1415 12.54      
13 A" 1072 1023 0.89      
14 A" 753 719 11.60      
15 A" 182 174 1.56      

Unscaled Zero Point Vibrational Energy (zpe) 12083.1 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 11527.3 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 mPW1PW91/TZVP
ABC
1.91946 0.34968 0.31301

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.479 0.000
C2 -0.833 -0.773 0.000
N3 1.241 0.508 0.000
H4 -0.541 1.438 0.000
H5 -0.199 -1.657 0.000
H6 -1.476 -0.788 0.882
H7 -1.476 -0.788 -0.882

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50371.24151.10062.14592.13622.1362
C21.50372.43722.22971.08781.09151.0915
N31.24152.43722.01012.60043.13693.1369
H41.10062.22972.01013.11392.57072.5707
H52.14591.08782.60043.11391.77801.7780
H62.13621.09153.13692.57071.77801.7632
H72.13621.09153.13692.57071.77801.7632

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 110.777 C1 C2 H6 109.783
C1 C2 H7 109.783 C2 C1 N3 124.932
C2 C1 H4 116.941 N3 C1 H4 118.127
H5 C2 H6 109.347 H5 C2 H7 109.347
H6 C2 H7 107.746
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.102      
2 C -0.324      
3 N -0.119      
4 H 0.130      
5 H 0.143      
6 H 0.136      
7 H 0.136      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.890 -0.474 0.000 2.929
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.941 -1.344 0.000
y -1.344 -17.433 0.000
z 0.000 0.000 -18.900
Traceless
 xyz
x -3.775 -1.344 0.000
y -1.344 2.988 0.000
z 0.000 0.000 0.787
Polar
3z2-r21.574
x2-y2-4.508
xy-1.344
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.530 0.351 0.000
y 0.351 4.169 0.000
z 0.000 0.000 3.320


<r2> (average value of r2) Å2
<r2> 46.142
(<r2>)1/2 6.793