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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-94.634777
Energy at 298.15K 
HF Energy-94.634777
Nuclear repulsion energy32.816227
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 TPSSh/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3410 3269 7.79      
2 A' 3141 3011 44.00      
3 A' 3032 2907 54.57      
4 A' 1723 1652 22.78      
5 A' 1511 1449 3.52      
6 A' 1384 1327 43.32      
7 A' 1074 1030 37.06      
8 A" 1177 1129 49.87      
9 A" 1092 1047 12.64      

Unscaled Zero Point Vibrational Energy (zpe) 8772.3 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 8410.0 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 TPSSh/6-31G**
ABC
6.56107 1.15558 0.98253

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.586 0.000
N2 0.056 -0.687 0.000
H3 -0.836 1.226 0.000
H4 1.017 1.107 0.000
H5 -0.910 -1.038 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.27341.09791.09241.8894
N21.27342.11112.03481.0273
H31.09792.11111.85632.2653
H41.09242.03481.85632.8825
H51.88941.02732.26532.8825

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 109.960 N2 C1 H3 125.659
N2 C1 H4 118.456 H3 C1 H4 115.885
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.044      
2 N -0.443      
3 H 0.108      
4 H 0.132      
5 H 0.247      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.399 1.385 0.000 1.969
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.646 0.276 0.000
y 0.276 3.717 0.000
z 0.000 0.000 1.207


<r2> (average value of r2) Å2
<r2> 19.518
(<r2>)1/2 4.418