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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-94.072542
Energy at 298.15K 
HF Energy-94.072542
Nuclear repulsion energy33.461596
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 HF/Def2TZVPP
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' 3707 3360 1.82 105.56 0.30 0.46
2 A' 3284 2976 36.06 77.05 0.60 0.75
3 A' 3193 2894 42.48 106.43 0.17 0.29
4 A' 1867 1692 34.96 23.60 0.10 0.19
5 A' 1605 1454 15.95 18.91 0.32 0.49
6 A' 1481 1342 48.14 2.52 0.71 0.83
7 A' 1153 1045 39.22 2.00 0.38 0.55
8 A" 1255 1137 54.54 0.03 0.75 0.86
9 A" 1228 1113 15.01 0.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9385.5 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 8507.0 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 HF/Def2TZVPP
ABC
6.81686 1.20174 1.02164

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.055 0.575 0.000
N2 0.055 -0.671 0.000
H3 -0.841 1.184 0.000
H4 0.996 1.105 0.000
H5 -0.876 -1.044 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.24581.08311.07931.8673
N21.24582.05942.00911.0028
H31.08312.05941.83822.2274
H41.07932.00911.83822.8491
H51.86731.00282.22742.8491

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 111.829 N2 C1 H3 124.178
N2 C1 H4 119.385 H3 C1 H4 116.437
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.082      
2 N -0.360      
3 H 0.048      
4 H 0.067      
5 H 0.162      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.462 1.623 0.000 2.185
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.661 2.097 0.000
y 2.097 -12.560 0.000
z 0.000 0.000 -13.710
Traceless
 xyz
x 1.474 2.097 0.000
y 2.097 0.125 0.000
z 0.000 0.000 -1.599
Polar
3z2-r2-3.198
x2-y20.899
xy2.097
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.716 0.186 0.000
y 0.186 4.028 0.000
z 0.000 0.000 2.029


<r2> (average value of r2) Å2
<r2> 19.245
(<r2>)1/2 4.387