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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: B1B95/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-94.587551
Energy at 298.15K 
HF Energy-94.587551
Nuclear repulsion energy33.005497
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 B1B95/6-31G(2df,p)
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' 3468 3322 0.78      
2 A' 3140 3007 37.12      
3 A' 3043 2914 42.59      
4 A' 1743 1669 23.27      
5 A' 1494 1430 4.33      
6 A' 1363 1306 43.47      
7 A' 1066 1021 36.60      
8 A" 1175 1126 42.54      
9 A" 1094 1048 11.47      

Unscaled Zero Point Vibrational Energy (zpe) 8792.5 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 8420.6 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 B1B95/6-31G(2df,p)
ABC
6.61342 1.17059 0.99455

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.581 0.000
N2 0.056 -0.682 0.000
H3 -0.838 1.215 0.000
H4 1.012 1.108 0.000
H5 -0.902 -1.037 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.26361.09571.09171.8808
N21.26362.09742.02951.0213
H31.09572.09741.85332.2535
H41.09172.02951.85332.8749
H51.88081.02132.25352.8749

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.349 N2 C1 H3 125.344
N2 C1 H4 118.824 H3 C1 H4 115.833
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.154      
2 N -0.336      
3 H 0.116      
4 H 0.132      
5 H 0.241      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.304 1.321 0.000 1.857
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.375 1.868 0.000
y 1.868 -12.344 0.000
z 0.000 0.000 -13.178
Traceless
 xyz
x 1.386 1.868 0.000
y 1.868 -0.067 0.000
z 0.000 0.000 -1.319
Polar
3z2-r2-2.638
x2-y20.968
xy1.868
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.703 0.268 0.000
y 0.268 3.648 0.000
z 0.000 0.000 1.522


<r2> (average value of r2) Å2
<r2> 19.329
(<r2>)1/2 4.396