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All results from a given calculation for CHNHCH (1H-Azirine)

using model chemistry: HSEh1PBE/aug-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 HSEh1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-132.495237
Energy at 298.15K-132.497991
HF Energy-132.495237
Nuclear repulsion energy63.234909
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 HSEh1PBE/aug-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' 3376 3248 2.28      
2 A' 3352 3225 17.21      
3 A' 1808 1740 9.73      
4 A' 1358 1307 12.50      
5 A' 1086 1045 8.39      
6 A' 907 873 27.41      
7 A' 554 533 80.53      
8 A" 3312 3187 17.69      
9 A" 1162 1118 40.70      
10 A" 968 932 17.03      
11 A" 741 713 4.65      
12 A" 587 564 5.48      

Unscaled Zero Point Vibrational Energy (zpe) 9605.6 cm-1
Scaled (by 0.9622) Zero Point Vibrational Energy (zpe) 9242.5 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 HSEh1PBE/aug-cc-pVDZ
ABC
1.05142 0.81667 0.48194

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.892 0.000
C2 -0.036 -0.474 0.640
C3 -0.036 -0.474 -0.640
H4 0.933 1.237 0.000
H5 -0.128 -0.898 1.630
H6 -0.128 -0.898 -1.630

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.50861.50861.02782.42252.4225
C21.50861.28012.06741.08062.3108
C31.50861.28012.06742.31081.0806
H41.02782.06742.06742.88742.8874
H52.42251.08062.31082.88743.2594
H62.42252.31081.08062.88743.2594

picture of 1H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 64.896 N1 C2 H5 138.059
N1 C3 C2 64.896 N1 C3 H6 138.059
C2 N1 C3 50.208 C2 N1 H4 107.679
C2 C3 H6 156.332 C3 N1 H4 107.679
C3 C2 H5 156.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.428      
2 C 0.563      
3 C 0.563      
4 H 0.009      
5 H -0.353      
6 H -0.353      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.109 -1.561 0.000 1.915
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.873 2.407 0.000
y 2.407 -19.823 0.000
z 0.000 0.000 -14.285
Traceless
 xyz
x -1.819 2.407 0.000
y 2.407 -3.244 0.000
z 0.000 0.000 5.063
Polar
3z2-r210.127
x2-y20.950
xy2.407
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.756 0.158 0.000
y 0.158 4.959 0.000
z 0.000 0.000 5.255


<r2> (average value of r2) Å2
<r2> 33.593
(<r2>)1/2 5.796