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All results from a given calculation for CH2N2 (diazirine)

using model chemistry: BLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at BLYP/6-31G*
 hartrees
Energy at 0K-148.684316
Energy at 298.15K-148.687126
HF Energy-148.684316
Nuclear repulsion energy63.218829
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3077 3052 6.06      
2 A1 1632 1619 17.58      
3 A1 1472 1460 2.84      
4 A1 1004 996 1.32      
5 A2 957 949 0.00      
6 B1 3188 3162 18.99      
7 B1 1123 1114 4.12      
8 B2 949 941 36.81      
9 B2 790 783 10.34      

Unscaled Zero Point Vibrational Energy (zpe) 7095.3 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 7037.8 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 BLYP/6-31G*
ABC
1.33119 0.77471 0.54653

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.806
N2 0.000 0.620 -0.541
N3 0.000 -0.620 -0.541
H4 0.936 0.000 1.372
H5 -0.936 0.000 1.372

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.48361.48361.09371.0937
N21.48361.24082.21862.2186
N31.48361.24082.21862.2186
H41.09372.21862.21861.8721
H51.09372.21862.21861.8721

picture of diazirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 65.281 C1 N3 N2 65.281
N2 C1 N3 49.438 N2 C1 H4 118.021
N2 C1 H5 118.021 N3 C1 H4 118.021
N3 C1 H5 118.021 H4 C1 H5 117.712
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.143      
2 N -0.088      
3 N -0.088      
4 H 0.160      
5 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.597 1.597
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.803 0.000 0.000
y 0.000 -19.611 0.000
z 0.000 0.000 -16.992
Traceless
 xyz
x 2.499 0.000 0.000
y 0.000 -3.214 0.000
z 0.000 0.000 0.715
Polar
3z2-r21.429
x2-y23.808
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.383 0.000 0.000
y 0.000 2.568 0.000
z 0.000 0.000 3.921


<r2> (average value of r2) Å2
<r2> 30.054
(<r2>)1/2 5.482