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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: B1B95/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 B1B95/CEP-31G*
 hartrees
Energy at 0K-17.292152
Energy at 298.15K-17.295120
Nuclear repulsion energy18.984174
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/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' 3490 3341 3.17      
2 A' 3166 3031 49.18      
3 A' 3057 2927 66.12      
4 A' 1727 1653 29.81      
5 A' 1484 1421 5.21      
6 A' 1364 1306 36.16      
7 A' 1067 1021 32.86      
8 A" 1158 1108 52.25      
9 A" 1089 1042 20.83      

Unscaled Zero Point Vibrational Energy (zpe) 8801.3 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 8424.6 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/CEP-31G*
ABC
6.45011 1.13660 0.96632

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.057 0.591 0.000
N2 0.057 -0.695 0.000
H3 -0.848 1.230 0.000
H4 1.023 1.120 0.000
H5 -0.914 -1.035 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.28571.10741.10171.8940
N21.28572.12642.05601.0286
H31.10742.12641.87432.2660
H41.10172.05601.87432.8978
H51.89401.02862.26602.8978

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 109.344 N2 C1 H3 125.218
N2 C1 H4 118.695 H3 C1 H4 116.087
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.532      
2 N -0.085      
3 H 0.182      
4 H 0.197      
5 H 0.238      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.537 1.555 0.000 2.186
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.240 2.065 0.000
y 2.065 -12.402 0.000
z 0.000 0.000 -13.409
Traceless
 xyz
x 1.666 2.065 0.000
y 2.065 -0.078 0.000
z 0.000 0.000 -1.588
Polar
3z2-r2-3.176
x2-y21.162
xy2.065
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.404 0.245 0.000
y 0.245 3.569 0.000
z 0.000 0.000 1.471


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000