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

using model chemistry: B3LYP/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 B3LYP/cc-pVDZ
 hartrees
Energy at 0K-132.628765
Energy at 298.15K-132.631479
HF Energy-132.628765
Nuclear repulsion energy62.796216
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 B3LYP/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' 3347 3246 1.20      
2 A' 3247 3150 41.03      
3 A' 1797 1743 5.10      
4 A' 1373 1332 10.07      
5 A' 1059 1028 1.64      
6 A' 882 856 20.05      
7 A' 565 548 61.75      
8 A" 3284 3185 12.57      
9 A" 1155 1120 35.70      
10 A" 955 927 16.82      
11 A" 756 733 3.26      
12 A" 533 517 3.93      

Unscaled Zero Point Vibrational Energy (zpe) 9475.9 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 9191.6 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 B3LYP/cc-pVDZ
ABC
1.04635 0.79719 0.47490

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.038 0.906 0.000
C2 -0.038 -0.479 0.641
C3 -0.038 -0.479 -0.641
H4 0.948 1.224 0.000
H5 -0.110 -0.908 1.633
H6 -0.110 -0.908 -1.633

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52641.52641.03602.44182.4418
C21.52641.28172.07001.08312.3149
C31.52641.28172.07002.31491.0831
H41.03602.07002.07002.88642.8864
H52.44181.08312.31492.88643.2659
H62.44182.31491.08312.88643.2659

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 65.176 N1 C2 H5 138.053
N1 C3 C2 65.176 N1 C3 H6 138.053
C2 N1 C3 49.648 C2 N1 H4 106.187
C2 C3 H6 156.345 C3 N1 H4 106.187
C3 C2 H5 156.345
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.196      
2 C 0.054      
3 C 0.054      
4 H 0.089      
5 H -0.001      
6 H -0.001      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.144 -1.555 0.000 1.930
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.298 2.025 0.000
y 2.025 -19.131 0.000
z 0.000 0.000 -14.248
Traceless
 xyz
x -1.609 2.025 0.000
y 2.025 -2.858 0.000
z 0.000 0.000 4.467
Polar
3z2-r28.933
x2-y20.832
xy2.025
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.420 0.414 0.000
y 0.414 3.763 0.000
z 0.000 0.000 4.695


<r2> (average value of r2) Å2
<r2> 33.621
(<r2>)1/2 5.798