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

using model chemistry: BLYP/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 BLYP/aug-cc-pVTZ
 hartrees
Energy at 0K-132.633824
Energy at 298.15K-132.636419
HF Energy-132.633824
Nuclear repulsion energy62.553191
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 BLYP/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' 3262 3251 1.18      
2 A' 3188 3178 26.14      
3 A' 1730 1724 10.14      
4 A' 1332 1327 9.97      
5 A' 1000 996 1.53      
6 A' 835 832 25.16      
7 A' 543 541 73.05      
8 A" 3201 3191 10.22      
9 A" 1108 1105 37.81      
10 A" 935 932 19.22      
11 A" 729 726 4.31      
12 A" 453 451 2.14      

Unscaled Zero Point Vibrational Energy (zpe) 9157.5 cm-1
Scaled (by 0.9966) Zero Point Vibrational Energy (zpe) 9126.4 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 BLYP/aug-cc-pVTZ
ABC
1.05344 0.77893 0.46947

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.916 0.000
C2 -0.037 -0.486 0.639
C3 -0.037 -0.486 -0.639
H4 0.942 1.247 0.000
H5 -0.117 -0.914 1.625
H6 -0.117 -0.914 -1.625

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.54161.54161.03362.44902.4490
C21.54161.27882.09111.07742.3058
C31.54161.27882.09112.30581.0774
H41.03362.09112.09112.90412.9041
H52.44901.07742.30582.90413.2500
H62.44902.30581.07742.90413.2500

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 65.496 N1 C2 H5 137.789
N1 C3 C2 65.496 N1 C3 H6 137.789
C2 N1 C3 49.008 C2 N1 H4 106.930
C2 C3 H6 156.177 C3 N1 H4 106.930
C3 C2 H5 156.177
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.309      
2 C -0.293      
3 C -0.293      
4 H 0.082      
5 H 0.406      
6 H 0.406      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.085 -1.620 0.000 1.950
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.087 2.349 0.000
y 2.349 -20.053 0.000
z 0.000 0.000 -14.829
Traceless
 xyz
x -1.647 2.349 0.000
y 2.349 -3.095 0.000
z 0.000 0.000 4.741
Polar
3z2-r29.483
x2-y20.965
xy2.349
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.034 0.140 0.000
y 0.140 5.400 0.000
z 0.000 0.000 5.465


<r2> (average value of r2) Å2
<r2> 34.307
(<r2>)1/2 5.857