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

using model chemistry: BLYP/6-311G**

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/6-311G**
 hartrees
Energy at 0K-132.668376
Energy at 298.15K-132.671342
HF Energy-132.668376
Nuclear repulsion energy63.061123
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/6-311G**
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' 3101 3088 6.76      
2 A' 3017 3005 24.63      
3 A' 1670 1664 7.34      
4 A' 1463 1458 0.04      
5 A' 1240 1236 10.83      
6 A' 999 996 0.70      
7 A' 946 942 55.89      
8 A' 629 626 11.67      
9 A" 3104 3091 27.32      
10 A" 1079 1074 1.33      
11 A" 943 939 0.32      
12 A" 768 765 15.72      

Unscaled Zero Point Vibrational Energy (zpe) 9478.9 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 9442.0 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 BLYP/6-311G**
ABC
1.17736 0.72151 0.49275

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.878 -0.159 0.000
C2 0.000 0.749 0.000
C3 0.667 -0.545 0.000
H4 0.045 1.839 0.000
H5 1.047 -0.976 0.928
H6 1.047 -0.976 -0.928

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.26301.59242.20022.28782.2878
C21.26301.45591.09032.22162.2216
C31.59241.45592.46331.09171.0917
H42.20021.09032.46333.12903.1290
H52.28782.22161.09173.12901.8559
H62.28782.22161.09173.12901.8559

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 71.300 N1 C2 H4 138.327
N1 C3 C2 48.700 N1 C3 H5 115.683
N1 C3 H6 115.683 C2 N1 C3 60.000
C2 C3 N1 48.700 C2 C3 H5 120.729
C2 C3 H6 120.729 C3 C2 H4 150.373
H5 C3 H6 116.427
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.200      
2 C 0.042      
3 C -0.194      
4 H 0.108      
5 H 0.121      
6 H 0.121      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.684 1.217 0.000 2.078
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.586 -1.355 0.000
y -1.355 -15.861 0.000
z 0.000 0.000 -17.524
Traceless
 xyz
x -3.893 -1.355 0.000
y -1.355 3.195 0.000
z 0.000 0.000 0.699
Polar
3z2-r21.398
x2-y2-4.725
xy-1.355
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.072 -0.563 0.000
y -0.563 4.569 0.000
z 0.000 0.000 2.876


<r2> (average value of r2) Å2
<r2> 33.830
(<r2>)1/2 5.816