return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2N2 (diazirine)

using model chemistry: CID/6-311G*

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/6-311G*
 hartrees
Energy at 0K-148.297112
Energy at 298.15K-148.300037
HF Energy-147.865953
Nuclear repulsion energy64.718282
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/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3228 2999 5.83      
2 A1 1845 1714 27.12      
3 A1 1567 1456 3.53      
4 A1 1124 1044 4.03      
5 A2 1043 969 0.00      
6 B1 3347 3109 16.93      
7 B1 1200 1115 5.01      
8 B2 1086 1009 28.27      
9 B2 914 849 25.80      

Unscaled Zero Point Vibrational Energy (zpe) 7676.8 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 7132.5 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/6-311G*
ABC
1.40098 0.80836 0.57334

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.798
N2 0.000 0.606 -0.534
N3 0.000 -0.606 -0.534
H4 0.930 0.000 1.345
H5 -0.930 0.000 1.345

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.46381.46381.07831.0783
N21.46381.21232.18212.1821
N31.46381.21232.18212.1821
H41.07832.18212.18211.8594
H51.07832.18212.18211.8594

picture of diazirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 65.537 C1 N3 N2 65.537
N2 C1 N3 48.925 N2 C1 H4 117.463
N2 C1 H5 117.463 N3 C1 H4 117.463
N3 C1 H5 117.463 H4 C1 H5 119.117
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability