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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-94.611074
Energy at 298.15K 
HF Energy-94.611074
Nuclear repulsion energy32.973858
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 B3PW91/6-311G*
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" 1091 1050 16.56      
2 A' 1089 1048 36.52      
3 A' 3442 3314 4.90      
4 A' 3122 3006 45.42      
5 A' 3017 2904 60.97      
6 A' 1733 1668 24.29      
7 A' 1506 1450 5.91      
8 A' 1390 1338 43.20      
9 A" 1183 1139 53.68      

Unscaled Zero Point Vibrational Energy (zpe) 8786.0 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 8458.3 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 B3PW91/6-311G*
ABC
6.59302 1.16886 0.99284

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.582 0.000
N2 0.056 -0.682 0.000
H3 -0.839 1.219 0.000
H4 1.015 1.106 0.000
H5 -0.902 -1.041 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.26421.09861.09311.8846
N21.26422.10112.02931.0226
H31.09862.10111.85792.2609
H41.09312.02931.85792.8783
H51.88461.02262.26092.8783

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.561 N2 C1 H3 125.419
N2 C1 H4 118.649 H3 C1 H4 115.932
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.249      
2 N -0.438      
3 H 0.188      
4 H 0.215      
5 H 0.284      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.467 1.414 0.000 2.038
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.458 2.059 0.000
y 2.059 -12.612 0.000
z 0.000 0.000 -13.504
Traceless
 xyz
x 1.600 2.059 0.000
y 2.059 -0.132 0.000
z 0.000 0.000 -1.469
Polar
3z2-r2-2.938
x2-y21.155
xy2.059
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.611 0.215 -0.000
y 0.215 3.782 0.001
z -0.000 0.001 1.447


<r2> (average value of r2) Å2
<r2> 19.494
(<r2>)1/2 4.415