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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/Def2TZVPP
 hartrees
Energy at 0K-132.734098
Energy at 298.15K-132.737140
HF Energy-132.734098
Nuclear repulsion energy63.879479
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/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' 3196 3196 2.56      
2 A' 3097 3097 24.03      
3 A' 1743 1743 10.66      
4 A' 1512 1512 0.09      
5 A' 1304 1304 9.65      
6 A' 1054 1054 0.06      
7 A' 995 995 54.77      
8 A' 677 677 14.45      
9 A" 3185 3185 18.90      
10 A" 1116 1116 1.69      
11 A" 982 982 0.16      
12 A" 810 810 16.53      

Unscaled Zero Point Vibrational Energy (zpe) 9835.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9835.8 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/Def2TZVPP
ABC
1.20395 0.74305 0.50655

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.865 -0.160 0.000
C2 0.000 0.740 0.000
C3 0.656 -0.536 0.000
H4 0.043 1.820 0.000
H5 1.039 -0.961 0.920
H6 1.039 -0.961 -0.920

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.24801.56672.17842.26102.2610
C21.24801.43421.08162.19502.1950
C31.56671.43422.43461.08331.0833
H42.17841.08162.43463.09453.0945
H52.26102.19501.08333.09451.8394
H62.26102.19501.08333.09451.8394

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 71.096 N1 C2 H4 138.384
N1 C3 C2 48.904 N1 C3 H5 115.927
N1 C3 H6 115.927 C2 N1 C3 60.000
C2 C3 N1 48.904 C2 C3 H5 120.729
C2 C3 H6 120.729 C3 C2 H4 150.520
H5 C3 H6 116.208
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.190      
2 C -0.043      
3 C -0.129      
4 H 0.167      
5 H 0.097      
6 H 0.097      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.814 1.250 0.000 2.203
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.779 -1.299 0.000
y -1.299 -15.791 0.000
z 0.000 0.000 -17.600
Traceless
 xyz
x -4.084 -1.299 0.000
y -1.299 3.399 0.000
z 0.000 0.000 0.685
Polar
3z2-r21.370
x2-y2-4.988
xy-1.299
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.472 -0.484 0.000
y -0.484 4.754 0.000
z 0.000 0.000 3.247


<r2> (average value of r2) Å2
<r2> 33.294
(<r2>)1/2 5.770