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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: mPW1PW91/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/Def2TZVPP
 hartrees
Energy at 0K-94.641605
Energy at 298.15K 
HF Energy-94.641605
Nuclear repulsion energy33.085818
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 mPW1PW91/Def2TZVPP
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' 3483 3483 0.49      
2 A' 3140 3140 31.20      
3 A' 3042 3042 46.49      
4 A' 1737 1737 23.49      
5 A' 1495 1495 6.81      
6 A' 1373 1373 43.40      
7 A' 1074 1074 37.74      
8 A" 1174 1174 45.09      
9 A" 1109 1109 16.74      

Unscaled Zero Point Vibrational Energy (zpe) 8813.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8813.5 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 mPW1PW91/Def2TZVPP
ABC
6.63969 1.17660 0.99948

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.581 0.000
N2 0.056 -0.679 0.000
H3 -0.843 1.205 0.000
H4 1.010 1.107 0.000
H5 -0.894 -1.045 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.26021.09371.08941.8839
N21.26022.08702.02471.0185
H31.09372.08701.85542.2507
H41.08942.02471.85542.8739
H51.88391.01852.25072.8739

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 111.084 N2 C1 H3 124.757
N2 C1 H4 118.843 H3 C1 H4 116.400
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.068      
2 N -0.257      
3 H 0.075      
4 H 0.096      
5 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.380 1.439 0.000 1.993
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.634 2.019 0.000
y 2.019 -12.642 0.000
z 0.000 0.000 -13.547
Traceless
 xyz
x 1.461 2.019 0.000
y 2.019 -0.052 0.000
z 0.000 0.000 -1.409
Polar
3z2-r2-2.818
x2-y21.008
xy2.019
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.939 0.174 0.000
y 0.174 4.092 0.000
z 0.000 0.000 2.065


<r2> (average value of r2) Å2
<r2> 19.468
(<r2>)1/2 4.412