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

using model chemistry: BLYP/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 BLYP/cc-pVDZ
 hartrees
Energy at 0K-132.579594
Energy at 298.15K-132.582157
HF Energy-132.579594
Nuclear repulsion energy62.031950
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 BLYP/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' 3257 3262 0.42      
2 A' 3086 3091 59.29      
3 A' 1735 1737 5.04      
4 A' 1335 1337 7.10      
5 A' 1004 1006 0.19      
6 A' 832 833 14.88      
7 A' 535 535 53.83      
8 A" 3196 3201 6.23      
9 A" 1109 1111 31.70      
10 A" 906 908 18.46      
11 A" 707 708 1.72      
12 A" 447 448 2.40      

Unscaled Zero Point Vibrational Energy (zpe) 9073.7 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 9088.2 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 BLYP/cc-pVDZ
ABC
1.02941 0.77076 0.46288

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.040 0.924 0.000
C2 -0.040 -0.487 0.646
C3 -0.040 -0.487 -0.646
H4 0.964 1.226 0.000
H5 -0.103 -0.922 1.644
H6 -0.103 -0.922 -1.644

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.55191.55191.04862.47222.4722
C21.55191.29202.08851.09012.3315
C31.55191.29202.08852.33151.0901
H41.04862.08852.08852.90782.9078
H52.47221.09012.33152.90783.2875
H62.47222.33151.09012.90783.2875

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 65.400 N1 C2 H5 138.025
N1 C3 C2 65.400 N1 C3 H6 138.025
C2 N1 C3 49.200 C2 N1 H4 105.216
C2 C3 H6 156.247 C3 N1 H4 105.216
C3 C2 H5 156.247
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.174      
2 C 0.070      
3 C 0.070      
4 H 0.080      
5 H -0.023      
6 H -0.023      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.104 -1.515 0.000 1.874
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.347 1.909 0.000
y 1.909 -19.149 0.000
z 0.000 0.000 -14.482
Traceless
 xyz
x -1.532 1.909 0.000
y 1.909 -2.734 0.000
z 0.000 0.000 4.266
Polar
3z2-r28.532
x2-y20.802
xy1.909
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.504 0.438 0.000
y 0.438 3.906 0.000
z 0.000 0.000 4.809


<r2> (average value of r2) Å2
<r2> 34.240
(<r2>)1/2 5.851