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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: mPW1PW91/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-132.728870
Energy at 298.15K-132.731445
HF Energy-132.728870
Nuclear repulsion energy59.861699
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/aug-cc-pVTZ
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' 3524 3376 28.35      
2 A' 3189 3055 11.56      
3 A' 2144 2054 446.52      
4 A' 1437 1377 4.91      
5 A' 1176 1127 17.40      
6 A' 1021 979 207.04      
7 A' 714 684 89.91      
8 A' 491 471 23.28      
9 A" 3279 3142 1.77      
10 A" 996 954 0.01      
11 A" 899 861 52.12      
12 A" 425 407 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 9646.8 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 9242.6 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/aug-cc-pVTZ
ABC
6.80936 0.32654 0.32014

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.072 -1.243 0.000
C2 0.000 0.059 0.000
N3 -0.186 1.261 0.000
H4 0.111 -1.785 0.933
H5 0.111 -1.785 -0.933
H6 0.644 1.847 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.30412.51791.07931.07933.1425
C21.30411.21682.06912.06911.9004
N32.51791.21683.19943.19941.0154
H41.07932.06913.19941.86573.7871
H51.07932.06913.19941.86573.7871
H63.14251.90041.01543.78713.7871

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 174.403 C2 C1 H4 120.189
C2 C1 H5 120.189 C2 N3 H6 116.435
H4 C1 H5 119.615
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.777      
2 C 0.510      
3 N -0.417      
4 H 0.259      
5 H 0.259      
6 H 0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.406 -0.352 0.000 1.449
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.810 2.744 0.000
y 2.744 -16.006 0.000
z 0.000 0.000 -17.340
Traceless
 xyz
x -3.136 2.744 0.000
y 2.744 2.569 0.000
z 0.000 0.000 0.568
Polar
3z2-r21.135
x2-y2-3.804
xy2.744
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.876 -0.185 0.000
y -0.185 8.033 0.000
z 0.000 0.000 3.688


<r2> (average value of r2) Å2
<r2> 43.732
(<r2>)1/2 6.613