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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: HF/aug-cc-pVQZ

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/aug-cc-pVQZ
 hartrees
Energy at 0K-94.076447
Energy at 298.15K 
HF Energy-94.076447
Nuclear repulsion energy33.471136
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/aug-cc-pVQZ
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' 3705 3366 2.96 98.12 0.28 0.44
2 A' 3282 2982 32.63 75.58 0.61 0.76
3 A' 3192 2900 43.30 104.60 0.13 0.23
4 A' 1863 1693 35.83 32.99 0.06 0.11
5 A' 1604 1457 17.41 19.13 0.23 0.38
6 A' 1480 1345 46.57 2.63 0.30 0.47
7 A' 1153 1047 38.25 2.35 0.22 0.36
8 A" 1253 1138 54.86 0.08 0.75 0.86
9 A" 1228 1116 14.63 0.74 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9379.8 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 8521.5 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 HF/aug-cc-pVQZ
ABC
6.82315 1.20227 1.02216

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.055 0.575 0.000
N2 0.055 -0.670 0.000
H3 -0.841 1.182 0.000
H4 0.995 1.105 0.000
H5 -0.875 -1.044 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.24551.08251.07891.8671
N21.24552.05802.00891.0024
H31.08252.05801.83772.2262
H41.07892.00891.83772.8487
H51.86711.00242.22622.8487

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 111.869 N2 C1 H3 124.106
N2 C1 H4 119.427 H3 C1 H4 116.467
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.597      
2 N -0.567      
3 H 0.413      
4 H 0.469      
5 H 0.281      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.432 1.652 0.000 2.186
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.688 2.112 0.000
y 2.112 -12.571 0.000
z 0.000 0.000 -13.807
Traceless
 xyz
x 1.500 2.112 0.000
y 2.112 0.177 0.000
z 0.000 0.000 -1.677
Polar
3z2-r2-3.355
x2-y20.882
xy2.112
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.984 0.139 0.000
y 0.139 4.166 0.000
z 0.000 0.000 2.445


<r2> (average value of r2) Å2
<r2> 19.267
(<r2>)1/2 4.389