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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-94.598087
Energy at 298.15K 
HF Energy-94.598087
Nuclear repulsion energy32.946997
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 B3PW91/6-31G(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' 3457 3323 1.12      
2 A' 3127 3006 36.79      
3 A' 3029 2912 45.46      
4 A' 1733 1666 22.99      
5 A' 1492 1435 4.53      
6 A' 1364 1311 44.87      
7 A' 1067 1026 37.09      
8 A" 1173 1128 43.32      
9 A" 1093 1051 12.05      

Unscaled Zero Point Vibrational Energy (zpe) 8767.3 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 8428.9 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 B3PW91/6-31G(2df,p)
ABC
6.59567 1.16614 0.99094

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.582 0.000
N2 0.056 -0.683 0.000
H3 -0.839 1.219 0.000
H4 1.014 1.110 0.000
H5 -0.903 -1.040 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.26571.09811.09391.8841
N21.26572.10252.03321.0228
H31.09812.10251.85602.2599
H41.09392.03321.85602.8801
H51.88411.02282.25992.8801

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.385 N2 C1 H3 125.456
N2 C1 H4 118.832 H3 C1 H4 115.712
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.186      
2 N -0.340      
3 H 0.129      
4 H 0.146      
5 H 0.251      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.313 1.343 0.000 1.878
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.356 1.890 0.000
y 1.890 -12.338 0.000
z 0.000 0.000 -13.202
Traceless
 xyz
x 1.413 1.890 0.000
y 1.890 -0.059 0.000
z 0.000 0.000 -1.354
Polar
3z2-r2-2.709
x2-y20.981
xy1.890
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.708 0.272 0.000
y 0.272 3.677 -0.003
z 0.000 -0.003 1.534


<r2> (average value of r2) Å2
<r2> 19.372
(<r2>)1/2 4.401