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All results from a given calculation for CHNCH2 (2H-Azirine)

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-132.701304
Energy at 298.15K-132.704367
HF Energy-132.701304
Nuclear repulsion energy63.680886
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 TPSSh/6-31G(2df,p)
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' 3218 3106 4.11      
2 A' 3095 2987 26.51      
3 A' 1731 1670 9.15      
4 A' 1517 1464 0.11      
5 A' 1321 1275 7.89      
6 A' 1050 1013 1.92      
7 A' 1003 968 46.32      
8 A' 720 695 13.27      
9 A" 3184 3072 26.00      
10 A" 1116 1077 1.98      
11 A" 989 954 0.06      
12 A" 814 785 12.02      

Unscaled Zero Point Vibrational Energy (zpe) 9878.3 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 9532.6 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 TPSSh/6-31G(2df,p)
ABC
1.18562 0.74489 0.50439

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.866 -0.169 0.000
C2 0.000 0.745 0.000
C3 0.656 -0.533 0.000
H4 0.039 1.827 0.000
H5 1.043 -0.959 0.922
H6 1.043 -0.959 -0.922

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25901.56402.19192.26242.2624
C21.25901.43601.08292.20072.2007
C31.56401.43602.43911.08751.0875
H42.19191.08292.43913.10213.1021
H52.26242.20071.08753.10211.8442
H62.26242.20071.08753.10211.8442

picture of 2H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 70.597 N1 C2 H4 138.631
N1 C3 C2 49.403 N1 C3 H5 115.975
N1 C3 H6 115.975 C2 N1 C3 60.000
C2 C3 N1 49.403 C2 C3 H5 120.784
C2 C3 H6 120.784 C3 C2 H4 150.772
H5 C3 H6 115.971
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.158      
2 C -0.004      
3 C -0.301      
4 H 0.176      
5 H 0.144      
6 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.681 1.243 0.000 2.090
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.827 -0.521 0.000
y -0.521 4.322 0.000
z 0.000 0.000 2.810


<r2> (average value of r2) Å2
<r2> 33.045
(<r2>)1/2 5.748