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

using model chemistry: TPSSh/TZVP

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/TZVP
 hartrees
Energy at 0K-132.678633
Energy at 298.15K-132.681379
HF Energy-132.678633
Nuclear repulsion energy63.149714
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/TZVP
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' 3347 3226 1.42      
2 A' 3278 3159 33.33      
3 A' 1787 1722 8.90      
4 A' 1361 1311 9.31      
5 A' 1066 1027 1.85      
6 A' 892 860 26.03      
7 A' 584 562 90.27      
8 A" 3286 3167 13.03      
9 A" 1158 1116 42.52      
10 A" 973 938 15.56      
11 A" 762 735 7.41      
12 A" 548 528 5.10      

Unscaled Zero Point Vibrational Energy (zpe) 9520.9 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 9175.3 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/TZVP
ABC
1.06173 0.80346 0.47976

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.901 0.000
C2 -0.036 -0.479 0.637
C3 -0.036 -0.479 -0.637
H4 0.938 1.232 0.000
H5 -0.128 -0.899 1.620
H6 -0.128 -0.899 -1.620

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51971.51971.02852.42402.4240
C21.51971.27312.06851.07392.2976
C31.51971.27312.06852.29761.0739
H41.02852.06852.06852.88152.8815
H52.42401.07392.29762.88153.2407
H62.42402.29761.07392.88153.2407

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 65.236 N1 C2 H5 137.676
N1 C3 C2 65.236 N1 C3 H6 137.676
C2 N1 C3 49.528 C2 N1 H4 106.953
C2 C3 H6 156.361 C3 N1 H4 106.953
C3 C2 H5 156.361
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.331      
2 C -0.077      
3 C -0.077      
4 H 0.196      
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
  1.224 -1.687 0.000 2.084
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 3.019 0.346 0.000
y 0.346 4.286 0.000
z 0.000 0.000 4.921


<r2> (average value of r2) Å2
<r2> 33.557
(<r2>)1/2 5.793