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All results from a given calculation for CH2N2 (diazirine)

using model chemistry: CID/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 CID/6-31G
 hartrees
Energy at 0K-148.018804
Energy at 298.15K-148.021657
HF Energy-147.712525
Nuclear repulsion energy62.859131
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 CID/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 3259 3047 0.11      
2 A1 1663 1555 14.17      
3 A1 1549 1449 8.90      
4 A1 988 924 3.74      
5 A2 1014 948 0.00      
6 B1 3386 3167 10.78      
7 B1 1170 1094 3.28      
8 B2 1091 1021 50.23      
9 B2 782 732 8.01      

Unscaled Zero Point Vibrational Energy (zpe) 7450.7 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 6967.9 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 CID/6-31G
ABC
1.33408 0.75647 0.53666

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.833
N2 0.000 0.623 -0.553
N3 0.000 -0.623 -0.553
H4 0.933 0.000 1.373
H5 -0.933 0.000 1.373

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.52031.52031.07771.0777
N21.52031.24672.22922.2292
N31.52031.24672.22922.2292
H41.07772.22922.22921.8659
H51.07772.22922.22921.8659

picture of diazirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 65.795 C1 N3 N2 65.795
N2 C1 N3 48.410 N2 C1 H4 117.169
N2 C1 H5 117.169 N3 C1 H4 117.169
N3 C1 H5 117.169 H4 C1 H5 119.917
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability