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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: B2PLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/3-21G
 hartrees
Energy at 0K-93.960070
Energy at 298.15K 
HF Energy-93.890516
Nuclear repulsion energy32.615190
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 B2PLYP/3-21G
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' 3287 3287 17.08      
2 A' 3170 3170 36.39      
3 A' 3054 3054 45.47      
4 A' 1688 1688 4.88      
5 A' 1529 1529 1.00      
6 A' 1380 1380 63.83      
7 A' 1108 1108 51.19      
8 A" 1193 1193 53.58      
9 A" 1117 1117 19.17      

Unscaled Zero Point Vibrational Energy (zpe) 8762.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8762.9 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 B2PLYP/3-21G
ABC
6.69854 1.13056 0.96730

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.055 0.594 0.000
N2 0.055 -0.690 0.000
H3 -0.824 1.244 0.000
H4 1.010 1.112 0.000
H5 -0.902 -1.089 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.28321.09361.08671.9352
N21.28322.12392.03921.0366
H31.09362.12391.83932.3334
H41.08672.03921.83932.9151
H51.93521.03662.33342.9151

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 112.632 N2 C1 H3 126.467
N2 C1 H4 118.490 H3 C1 H4 115.043
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.136      
2 N -0.483      
3 H 0.163      
4 H 0.197      
5 H 0.259      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.535 1.254 0.000 1.982
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.683 2.140 0.000
y 2.140 -12.591 0.000
z 0.000 0.000 -13.346
Traceless
 xyz
x 1.286 2.140 0.000
y 2.140 -0.077 0.000
z 0.000 0.000 -1.209
Polar
3z2-r2-2.418
x2-y20.908
xy2.140
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.320 0.334 0.000
y 0.334 3.401 0.000
z 0.000 0.000 0.872


<r2> (average value of r2) Å2
<r2> 19.796
(<r2>)1/2 4.449