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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-94.508795
Energy at 298.15K 
HF Energy-94.508795
Nuclear repulsion energy32.619248
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 PBEPBE/6-31G**
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' 3332 3287 8.19      
2 A' 3054 3012 41.46      
3 A' 2946 2906 55.39      
4 A' 1680 1657 20.91      
5 A' 1463 1443 2.57      
6 A' 1337 1318 41.03      
7 A' 1044 1030 35.69      
8 A" 1140 1124 46.18      
9 A" 1051 1036 13.07      

Unscaled Zero Point Vibrational Energy (zpe) 8523.1 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 8406.3 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 PBEPBE/6-31G**
ABC
6.45933 1.14344 0.97147

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.588 0.000
N2 0.056 -0.692 0.000
H3 -0.839 1.241 0.000
H4 1.026 1.113 0.000
H5 -0.919 -1.039 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.27921.10821.10251.8962
N21.27922.12982.04811.0349
H31.10822.12981.86902.2812
H41.10252.04811.86902.8998
H51.89621.03492.28122.8998

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 109.606 N2 C1 H3 126.129
N2 C1 H4 118.431 H3 C1 H4 115.440
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.055      
2 N -0.409      
3 H 0.102      
4 H 0.126      
5 H 0.236      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.358 1.292 0.000 1.874
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.519 1.924 0.000
y 1.924 -12.558 0.000
z 0.000 0.000 -13.278
Traceless
 xyz
x 1.399 1.924 0.000
y 1.924 -0.160 0.000
z 0.000 0.000 -1.239
Polar
3z2-r2-2.478
x2-y21.039
xy1.924
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.719 0.273 0.000
y 0.273 3.754 0.000
z 0.000 0.000 1.223


<r2> (average value of r2) Å2
<r2> 19.694
(<r2>)1/2 4.438