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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: HF/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/aug-cc-pVDZ
 hartrees
Energy at 0K-94.047694
Energy at 298.15K 
HF Energy-94.047694
Nuclear repulsion energy33.253434
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 HF/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3706 3375 2.24      
2 A' 3304 3009 32.46      
3 A' 3206 2920 41.85      
4 A' 1861 1694 36.06      
5 A' 1591 1448 16.77      
6 A' 1477 1345 46.89      
7 A' 1148 1045 35.25      
8 A" 1243 1132 62.75      
9 A" 1216 1107 8.76      

Unscaled Zero Point Vibrational Energy (zpe) 9375.6 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 8537.4 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 HF/aug-cc-pVDZ
ABC
6.70689 1.18796 1.00920

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.578 0.000
N2 0.056 -0.676 0.000
H3 -0.847 1.190 0.000
H4 1.004 1.110 0.000
H5 -0.883 -1.043 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.25401.09051.08661.8733
N21.25402.07272.02141.0082
H31.09052.07271.85222.2331
H41.08662.02141.85222.8623
H51.87331.00822.23312.8623

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 111.347 N2 C1 H3 124.126
N2 C1 H4 119.280 H3 C1 H4 116.594
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.646      
2 N -0.373      
3 H -0.126      
4 H -0.180      
5 H 0.033      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.442 1.679 0.000 2.213
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.717 2.128 0.000
y 2.128 -12.670 0.000
z 0.000 0.000 -13.901
Traceless
 xyz
x 1.568 2.128 0.000
y 2.128 0.140 0.000
z 0.000 0.000 -1.708
Polar
3z2-r2-3.415
x2-y20.952
xy2.128
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.975 0.147 0.000
y 0.147 4.214 0.000
z 0.000 0.000 2.417


<r2> (average value of r2) Å2
<r2> 19.454
(<r2>)1/2 4.411