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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: PBEPBEultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-94.545737
Energy at 298.15K 
HF Energy-94.545737
Nuclear repulsion energy32.752334
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 PBEPBEultrafine/aug-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' 3336 3298 1.94      
2 A' 3033 2999 30.17      
3 A' 2934 2901 58.58      
4 A' 1655 1636 19.91      
5 A' 1440 1423 4.58      
6 A' 1323 1308 39.63      
7 A' 1036 1024 33.93      
8 A" 1129 1117 40.70      
9 A" 1052 1040 17.94      

Unscaled Zero Point Vibrational Energy (zpe) 8467.5 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 8372.7 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
6.50432 1.15315 0.97950

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.587 0.000
N2 0.056 -0.686 0.000
H3 -0.847 1.221 0.000
H4 1.021 1.113 0.000
H5 -0.907 -1.051 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.27351.10371.09861.9005
N21.27352.11062.04181.0303
H31.10372.11061.87102.2727
H41.09862.04181.87102.8984
H51.90051.03032.27272.8984

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.719 N2 C1 H3 125.052
N2 C1 H4 118.612 H3 C1 H4 116.336
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.420      
2 N -0.383      
3 H 0.330      
4 H 0.344      
5 H 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.320 1.419 0.000 1.938
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.919 2.048 0.000
y 2.048 -13.000 0.000
z 0.000 0.000 -13.811
Traceless
 xyz
x 1.486 2.048 0.000
y 2.048 -0.134 0.000
z 0.000 0.000 -1.352
Polar
3z2-r2-2.704
x2-y21.080
xy2.048
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.472 0.087 0.000
y 0.087 4.539 0.000
z 0.000 0.000 2.633


<r2> (average value of r2) Å2
<r2> 19.888
(<r2>)1/2 4.460