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

using model chemistry: TPSSh/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 TPSSh/aug-cc-pVDZ
 hartrees
Energy at 0K-132.709728
Energy at 298.15K-132.712771
HF Energy-132.709728
Nuclear repulsion energy63.401590
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/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' 3201 3097 2.97      
2 A' 3095 2994 29.92      
3 A' 1718 1661 9.09      
4 A' 1505 1456 0.05      
5 A' 1309 1267 6.82      
6 A' 1041 1007 0.41      
7 A' 997 964 51.01      
8 A' 695 672 14.23      
9 A" 3188 3084 24.58      
10 A" 1102 1066 1.89      
11 A" 975 943 0.24      
12 A" 788 762 17.93      

Unscaled Zero Point Vibrational Energy (zpe) 9806.4 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 9485.8 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/aug-cc-pVDZ
ABC
1.17504 0.73839 0.50009

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.869 -0.170 0.000
C2 0.000 0.748 0.000
C3 0.659 -0.535 0.000
H4 0.039 1.837 0.000
H5 1.045 -0.963 0.927
H6 1.045 -0.963 -0.927

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.26421.57112.20282.27062.2706
C21.26421.44241.08942.20962.2096
C31.57111.44242.45131.09231.0923
H42.20281.08942.45133.11663.1166
H52.27062.20961.09233.11661.8548
H62.27062.20961.09233.11661.8548

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 70.620 N1 C2 H4 138.642
N1 C3 C2 49.380 N1 C3 H5 115.807
N1 C3 H6 115.807 C2 N1 C3 60.000
C2 C3 N1 49.380 C2 C3 H5 120.705
C2 C3 H6 120.705 C3 C2 H4 150.738
H5 C3 H6 116.217
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.455      
2 C 0.491      
3 C 0.874      
4 H -0.205      
5 H -0.352      
6 H -0.352      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.792 1.249 0.000 2.184
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 4.837 -0.423 0.000
y -0.423 4.941 0.000
z 0.000 0.000 3.523


<r2> (average value of r2) Å2
<r2> 33.565
(<r2>)1/2 5.794