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

using model chemistry: BLYP/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-132.630205
Energy at 298.15K-132.632798
HF Energy-132.630205
Nuclear repulsion energy62.577273
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/6-311+G(3df,2p)
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' 3259 3241 1.23      
2 A' 3194 3177 21.12      
3 A' 1730 1721 10.21      
4 A' 1329 1321 10.53      
5 A' 1003 998 1.72      
6 A' 838 834 25.36      
7 A' 539 536 76.55      
8 A" 3200 3182 10.49      
9 A" 1110 1104 39.07      
10 A" 934 929 19.12      
11 A" 727 723 4.54      
12 A" 457 454 2.41      

Unscaled Zero Point Vibrational Energy (zpe) 9159.5 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 9109.1 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/6-311+G(3df,2p)
ABC
1.05331 0.78039 0.46999

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.915 0.000
C2 -0.037 -0.486 0.639
C3 -0.037 -0.486 -0.639
H4 0.942 1.247 0.000
H5 -0.120 -0.914 1.625
H6 -0.120 -0.914 -1.625

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.54001.54001.03422.44832.4483
C21.54001.27882.09081.07802.3062
C31.54001.27882.09082.30621.0780
H41.03422.09082.09082.90512.9051
H52.44831.07802.30622.90513.2505
H62.44832.30621.07802.90513.2505

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 65.470 N1 C2 H5 137.818
N1 C3 C2 65.470 N1 C3 H6 137.818
C2 N1 C3 49.060 C2 N1 H4 106.975
C2 C3 H6 156.140 C3 N1 H4 106.975
C3 C2 H5 156.140
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.623      
2 C -0.002      
3 C -0.002      
4 H 0.194      
5 H 0.216      
6 H 0.216      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.105 -1.629 0.000 1.969
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.065 2.393 0.000
y 2.393 -20.068 0.000
z 0.000 0.000 -14.783
Traceless
 xyz
x -1.640 2.393 0.000
y 2.393 -3.144 0.000
z 0.000 0.000 4.784
Polar
3z2-r29.568
x2-y21.003
xy2.393
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.798 0.134 0.000
y 0.134 5.228 0.000
z 0.000 0.000 5.301


<r2> (average value of r2) Å2
<r2> 34.278
(<r2>)1/2 5.855