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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G
 hartrees
Energy at 0K-17.291358
Energy at 298.15K 
HF Energy-17.291358
Nuclear repulsion energy18.781396
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 B3LYP/CEP-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' 3386 3279 20.64      
2 A' 3180 3079 48.08      
3 A' 3039 2943 79.85      
4 A' 1647 1595 9.57      
5 A' 1486 1439 6.12      
6 A' 1337 1295 48.47      
7 A' 1066 1032 49.21      
8 A" 1157 1120 72.00      
9 A" 1104 1069 26.00      

Unscaled Zero Point Vibrational Energy (zpe) 8700.9 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 8426.0 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 B3LYP/CEP-31G
ABC
6.52011 1.09953 0.94087

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.074 0.589 0.000
N2 0.074 -0.715 0.000
H3 -0.828 1.230 0.000
H4 1.043 1.108 0.000
H5 -0.883 -1.118 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.30461.10711.09851.9578
N21.30462.14472.06461.0389
H31.10712.14471.87502.3491
H41.09852.06461.87502.9438
H51.95781.03892.34912.9438

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 112.825 N2 C1 H3 125.370
N2 C1 H4 118.181 H3 C1 H4 116.449
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.498      
2 N -0.075      
3 H 0.175      
4 H 0.197      
5 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.747 1.701 0.000 2.438
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.639 2.447 0.000
y 2.447 -12.680 0.000
z 0.000 0.000 -13.675
Traceless
 xyz
x 1.538 2.447 0.000
y 2.447 -0.023 0.000
z 0.000 0.000 -1.515
Polar
3z2-r2-3.030
x2-y21.041
xy2.447
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.364 0.305 0.000
y 0.305 3.759 0.000
z 0.000 0.000 1.376


<r2> (average value of r2) Å2
<r2> 18.453
(<r2>)1/2 4.296