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

using model chemistry: PBE1PBE/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 PBE1PBE/cc-pVDZ
 hartrees
Energy at 0K-132.472632
Energy at 298.15K-132.475406
HF Energy-132.472632
Nuclear repulsion energy63.165893
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 PBE1PBE/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' 3380 3250 1.87      
2 A' 3311 3184 32.30      
3 A' 1819 1749 4.68      
4 A' 1381 1328 10.98      
5 A' 1099 1057 3.71      
6 A' 905 870 22.98      
7 A' 571 549 68.29      
8 A" 3315 3187 17.45      
9 A" 1174 1129 37.82      
10 A" 965 927 15.42      
11 A" 767 737 3.68      
12 A" 589 566 5.70      

Unscaled Zero Point Vibrational Energy (zpe) 9637.0 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 9266.0 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 PBE1PBE/cc-pVDZ
ABC
1.04816 0.81540 0.48146

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.038 0.895 0.000
C2 -0.038 -0.474 0.640
C3 -0.038 -0.474 -0.640
H4 0.944 1.218 0.000
H5 -0.115 -0.899 1.633
H6 -0.115 -0.899 -1.633

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51071.51071.03332.42682.4268
C21.51071.28042.05751.08272.3138
C31.51071.28042.05752.31381.0827
H41.03332.05752.05752.87532.8753
H52.42681.08272.31382.87533.2657
H62.42682.31381.08272.87533.2657

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 64.926 N1 C2 H5 138.098
N1 C3 C2 64.926 N1 C3 H6 138.098
C2 N1 C3 50.148 C2 N1 H4 106.441
C2 C3 H6 156.468 C3 N1 H4 106.441
C3 C2 H5 156.468
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.219      
2 C 0.031      
3 C 0.031      
4 H 0.103      
5 H 0.027      
6 H 0.027      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.155 -1.544 0.000 1.928
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.301 2.083 0.000
y 2.083 -19.116 0.000
z 0.000 0.000 -14.032
Traceless
 xyz
x -1.727 2.083 0.000
y 2.083 -2.950 0.000
z 0.000 0.000 4.677
Polar
3z2-r29.354
x2-y20.815
xy2.083
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.409 0.396 0.000
y 0.396 3.690 0.000
z 0.000 0.000 4.661


<r2> (average value of r2) Å2
<r2> 33.301
(<r2>)1/2 5.771