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

using model chemistry: B97D3/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 B97D3/TZVP
 hartrees
Energy at 0K-132.640757
Energy at 298.15K-132.643763
HF Energy-132.640757
Nuclear repulsion energy63.525462
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 B97D3/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' 3138 3093 5.83      
2 A' 3041 2997 28.41      
3 A' 1693 1669 7.72      
4 A' 1484 1462 0.07      
5 A' 1274 1256 8.52      
6 A' 1021 1007 0.00      
7 A' 968 954 57.48      
8 A' 662 652 13.95      
9 A" 3128 3083 26.04      
10 A" 1097 1081 1.28      
11 A" 961 947 0.14      
12 A" 779 768 15.25      

Unscaled Zero Point Vibrational Energy (zpe) 9622.9 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 9484.4 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 B97D3/TZVP
ABC
1.18586 0.73764 0.50141

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.869 -0.165 0.000
C2 0.000 0.745 0.000
C3 0.659 -0.537 0.000
H4 0.040 1.832 0.000
H5 1.044 -0.965 0.925
H6 1.044 -0.965 -0.925

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25801.57232.19372.27002.2700
C21.25801.44111.08732.20632.2063
C31.57231.44112.44761.08941.0894
H42.19371.08732.44763.11143.1114
H52.27002.20631.08943.11141.8499
H62.27002.20631.08943.11141.8499

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 70.886 N1 C2 H4 138.452
N1 C3 C2 49.114 N1 C3 H5 115.855
N1 C3 H6 115.855 C2 N1 C3 60.000
C2 C3 N1 49.114 C2 C3 H5 120.724
C2 C3 H6 120.724 C3 C2 H4 150.661
H5 C3 H6 116.218
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.140      
2 C 0.004      
3 C -0.251      
4 H 0.125      
5 H 0.131      
6 H 0.131      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.744 1.231 0.000 2.134
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.683 -1.393 0.000
y -1.393 -15.770 0.000
z 0.000 0.000 -17.441
Traceless
 xyz
x -4.078 -1.393 0.000
y -1.393 3.292 0.000
z 0.000 0.000 0.786
Polar
3z2-r21.572
x2-y2-4.913
xy-1.393
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.448 -0.508 0.000
y -0.508 4.775 0.000
z 0.000 0.000 3.117


<r2> (average value of r2) Å2
<r2> 33.464
(<r2>)1/2 5.785