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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G4
 hartrees
Energy at 0K-94.572824
Energy at 298.15K-94.568953
HF Energy-94.636218
Nuclear repulsion energy32.926351
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/6-31G(2df,p)
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' 3428 3308 1.82      
2 A' 3117 3008 36.95      
3 A' 3022 2916 46.00      
4 A' 1724 1663 21.96      
5 A' 1496 1444 4.73      
6 A' 1368 1320 45.70      
7 A' 1070 1032 36.28      
8 A" 1172 1131 41.87      
9 A" 1095 1056 10.62      

Unscaled Zero Point Vibrational Energy (zpe) 8745.1 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 8439.0 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/6-31G(2df,p)
ABC
6.60948 1.16353 0.98936

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.583 0.000
N2 0.056 -0.684 0.000
H3 -0.838 1.220 0.000
H4 1.013 1.111 0.000
H5 -0.902 -1.044 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.26681.09751.09331.8886
N21.26682.10322.03421.0237
H31.09752.10321.85412.2656
H41.09332.03421.85412.8836
H51.88861.02372.26562.8836

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 111.460 N2 C1 H3 125.398
N2 C1 H4 119.039 H3 C1 H4 115.563
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.157      
2 N -0.307      
3 H 0.109      
4 H 0.125      
5 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.295 1.319 0.000 1.848
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 19.437
(<r2>)1/2 4.409