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

using model chemistry: B1B95/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/Def2TZVPP
 hartrees
Energy at 0K-132.618588
Energy at 298.15K-132.621388
HF Energy-132.618588
Nuclear repulsion energy63.717685
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 B1B95/Def2TZVPP
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' 3376 3376 19.28      
2 A' 3375 3375 0.48      
3 A' 1812 1812 7.90      
4 A' 1380 1380 13.13      
5 A' 1093 1093 7.05      
6 A' 913 913 27.48      
7 A' 583 583 79.17      
8 A" 3313 3313 15.16      
9 A" 1174 1174 40.04      
10 A" 985 985 16.24      
11 A" 789 789 6.11      
12 A" 605 605 4.76      

Unscaled Zero Point Vibrational Energy (zpe) 9698.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9698.4 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 B1B95/Def2TZVPP
ABC
1.07225 0.82536 0.48897

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.888 0.000
C2 -0.036 -0.472 0.634
C3 -0.036 -0.472 -0.634
H4 0.925 1.229 0.000
H5 -0.123 -0.891 1.614
H6 -0.123 -0.891 -1.614

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.49991.49991.02002.40372.4037
C21.49991.26712.05401.07032.2884
C31.49991.26712.05402.28841.0703
H41.02002.05402.05402.86372.8637
H52.40371.07032.28842.86373.2290
H62.40372.28841.07032.86373.2290

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 65.015 N1 C2 H5 137.904
N1 C3 C2 65.015 N1 C3 H6 137.904
C2 N1 C3 49.970 C2 N1 H4 107.671
C2 C3 H6 156.427 C3 N1 H4 107.671
C3 C2 H5 156.427
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.357      
2 C -0.097      
3 C -0.097      
4 H 0.155      
5 H 0.198      
6 H 0.198      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.118 -1.584 0.000 1.939
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.538 2.329 0.000
y 2.329 -19.451 0.000
z 0.000 0.000 -14.213
Traceless
 xyz
x -1.706 2.329 0.000
y 2.329 -3.075 0.000
z 0.000 0.000 4.781
Polar
3z2-r29.562
x2-y20.913
xy2.329
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.199 0.280 0.000
y 0.280 4.385 0.000
z 0.000 0.000 4.946


<r2> (average value of r2) Å2
<r2> 33.095
(<r2>)1/2 5.753