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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: HF/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-93.995443
Energy at 298.15K 
HF Energy-93.995443
Nuclear repulsion energy32.978580
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/LANL2DZ
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' 3715 3343 3.64      
2 A' 3396 3056 42.27      
3 A' 3269 2941 50.52      
4 A' 1828 1645 17.90      
5 A' 1618 1456 17.54      
6 A' 1454 1308 58.15      
7 A' 1148 1033 56.54      
8 A" 1266 1140 81.11      
9 A" 1239 1115 23.30      

Unscaled Zero Point Vibrational Energy (zpe) 9465.2 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 8517.7 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/LANL2DZ
ABC
6.96378 1.14842 0.98584

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.054 0.593 0.000
N2 0.054 -0.679 0.000
H3 -0.837 1.207 0.000
H4 0.995 1.111 0.000
H5 -0.854 -1.121 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.27181.08191.07471.9391
N21.27182.08562.02271.0091
H31.08192.08561.83462.3279
H41.07472.02271.83462.8984
H51.93911.00912.32792.8984

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 115.982 N2 C1 H3 124.574
N2 C1 H4 118.850 H3 C1 H4 116.576
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.254      
2 N -0.359      
3 H 0.161      
4 H 0.190      
5 H 0.261      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.859 1.734 0.000 2.542
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.854 2.504 0.000
y 2.504 -12.637 0.000
z 0.000 0.000 -13.906
Traceless
 xyz
x 1.418 2.504 0.000
y 2.504 0.243 0.000
z 0.000 0.000 -1.661
Polar
3z2-r2-3.321
x2-y20.783
xy2.504
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.210 0.293 0.000
y 0.293 3.870 0.000
z 0.000 0.000 1.095


<r2> (average value of r2) Å2
<r2> 19.735
(<r2>)1/2 4.442