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All results from a given calculation for CH2N2 (diazirine)

using model chemistry: MP3=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-148.330997
Energy at 298.15K-148.333902
HF Energy-147.839808
Nuclear repulsion energy64.166148
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 MP3=FULL/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3248 3025 4.14      
2 A1 1801 1678 21.27      
3 A1 1563 1456 1.41      
4 A1 1090 1016 3.28      
5 A2 1026 956 0.00      
6 B1 3366 3135 12.55      
7 B1 1177 1097 4.61      
8 B2 1076 1003 27.81      
9 B2 882 822 17.80      

Unscaled Zero Point Vibrational Energy (zpe) 7613.9 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 7093.1 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 MP3=FULL/6-31+G**
ABC
1.37163 0.79823 0.56297

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.798
N2 0.000 0.614 -0.536
N3 0.000 -0.614 -0.536
H4 0.924 0.000 1.355
H5 -0.924 0.000 1.355

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.46861.46861.07821.0782
N21.46861.22772.19182.1918
N31.46861.22772.19182.1918
H41.07822.19182.19181.8470
H51.07822.19182.19181.8470

picture of diazirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 65.293 C1 N3 N2 65.293
N2 C1 N3 49.414 N2 C1 H4 117.957
N2 C1 H5 117.957 N3 C1 H4 117.957
N3 C1 H5 117.957 H4 C1 H5 117.866
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability