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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-94.097934
Energy at 298.15K 
HF Energy-94.097934
Nuclear repulsion energy32.682289
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/3-21G*
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' 3258 3134 19.56      
2 A' 3127 3008 38.26      
3 A' 3013 2898 49.24      
4 A' 1699 1635 8.00      
5 A' 1533 1475 2.52      
6 A' 1368 1316 65.26      
7 A' 1097 1055 49.55      
8 A" 1183 1138 51.88      
9 A" 1113 1070 21.66      

Unscaled Zero Point Vibrational Energy (zpe) 8694.9 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 8364.5 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/3-21G*
ABC
6.68014 1.13864 0.97282

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.055 0.590 0.000
N2 0.055 -0.687 0.000
H3 -0.825 1.244 0.000
H4 1.012 1.112 0.000
H5 -0.903 -1.089 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.27661.09701.09011.9331
N21.27662.12232.03731.0393
H31.09702.12231.84222.3346
H41.09012.03731.84222.9175
H51.93311.03932.33462.9175

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 112.769 N2 C1 H3 126.624
N2 C1 H4 118.609 H3 C1 H4 114.767
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.139      
2 N -0.481      
3 H 0.165      
4 H 0.199      
5 H 0.257      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.517 1.228 0.000 1.951
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.579 2.123 0.000
y 2.123 -12.495 0.000
z 0.000 0.000 -13.281
Traceless
 xyz
x 1.309 2.123 0.000
y 2.123 -0.064 0.000
z 0.000 0.000 -1.244
Polar
3z2-r2-2.489
x2-y20.915
xy2.123
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.351 0.344 0.000
y 0.344 3.462 0.000
z 0.000 0.000 0.886


<r2> (average value of r2) Å2
<r2> 19.697
(<r2>)1/2 4.438