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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-132.679046
Energy at 298.15K-132.681789
HF Energy-132.679046
Nuclear repulsion energy63.298654
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 B3LYPultrafine/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' 3346 3237 2.02      
2 A' 3327 3219 16.24      
3 A' 1790 1732 10.33      
4 A' 1368 1323 12.38      
5 A' 1053 1018 4.74      
6 A' 889 860 29.42      
7 A' 575 557 78.25      
8 A" 3283 3176 15.65      
9 A" 1152 1115 40.33      
10 A" 983 951 18.34      
11 A" 778 753 5.72      
12 A" 539 521 2.98      

Unscaled Zero Point Vibrational Energy (zpe) 9541.2 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 9231.1 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 B3LYPultrafine/aug-cc-pVTZ
ABC
1.06987 0.80511 0.48141

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.900 0.000
C2 -0.036 -0.478 0.634
C3 -0.036 -0.478 -0.634
H4 0.927 1.243 0.000
H5 -0.118 -0.901 1.615
H6 -0.118 -0.901 -1.615

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51671.51671.02312.42032.4203
C21.51671.26882.07241.07122.2905
C31.51671.26882.07242.29051.0712
H41.02312.07242.07242.88112.8811
H52.42031.07122.29052.88113.2305
H62.42032.29051.07122.88113.2305

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 65.275 N1 C2 H5 137.861
N1 C3 C2 65.275 N1 C3 H6 137.861
C2 N1 C3 49.450 C2 N1 H4 107.779
C2 C3 H6 156.294 C3 N1 H4 107.779
C3 C2 H5 156.294
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.313      
2 C -0.325      
3 C -0.325      
4 H 0.091      
5 H 0.436      
6 H 0.436      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.120 -1.623 0.000 1.972
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.914 2.406 0.000
y 2.406 -19.876 0.000
z 0.000 0.000 -14.541
Traceless
 xyz
x -1.706 2.406 0.000
y 2.406 -3.148 0.000
z 0.000 0.000 4.854
Polar
3z2-r29.708
x2-y20.962
xy2.406
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.837 0.136 0.000
y 0.136 5.107 0.000
z 0.000 0.000 5.266


<r2> (average value of r2) Å2
<r2> 33.641
(<r2>)1/2 5.800