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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: B1B95/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/cc-pVDZ
 hartrees
Energy at 0K-94.586053
Energy at 298.15K 
HF Energy-94.586053
Nuclear repulsion energy32.862802
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 B1B95/cc-pVDZ
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 3295 1.87      
2 A' 3132 3010 40.41      
3 A' 3030 2913 45.39      
4 A' 1742 1674 25.12      
5 A' 1474 1417 3.65      
6 A' 1365 1312 42.83      
7 A' 1063 1021 31.95      
8 A" 1170 1125 42.02      
9 A" 1083 1041 13.92      

Unscaled Zero Point Vibrational Energy (zpe) 8743.2 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 8404.0 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 B1B95/cc-pVDZ
ABC
6.49529 1.16428 0.98731

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.582 0.000
N2 0.056 -0.685 0.000
H3 -0.841 1.226 0.000
H4 1.023 1.108 0.000
H5 -0.912 -1.032 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.26721.10451.10011.8822
N21.26722.11102.03691.0286
H31.10452.11101.86762.2587
H41.10012.03691.86762.8848
H51.88221.02862.25872.8848

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 109.710 N2 C1 H3 125.635
N2 C1 H4 118.557 H3 C1 H4 115.807
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.013      
2 N -0.173      
3 H 0.024      
4 H 0.044      
5 H 0.093      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.305 1.243 0.000 1.803
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.476 1.847 0.000
y 1.847 -12.464 0.000
z 0.000 0.000 -13.172
Traceless
 xyz
x 1.342 1.847 0.000
y 1.847 -0.140 0.000
z 0.000 0.000 -1.202
Polar
3z2-r2-2.404
x2-y20.988
xy1.847
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.638 0.265 0.000
y 0.265 3.686 0.000
z 0.000 0.000 1.357


<r2> (average value of r2) Å2
<r2> 19.466
(<r2>)1/2 4.412