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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/6-31G
 hartrees
Energy at 0K-132.066062
Energy at 298.15K-132.069081
HF Energy-131.749812
Nuclear repulsion energy62.344344
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/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3295 3295 1.33      
2 A' 3181 3181 8.28      
3 A' 1706 1706 5.81      
4 A' 1562 1562 0.16      
5 A' 1287 1287 12.86      
6 A' 1094 1094 11.00      
7 A' 1017 1017 41.61      
8 A' 634 634 5.96      
9 A" 3280 3280 21.92      
10 A" 1138 1138 1.11      
11 A" 987 987 0.06      
12 A" 787 787 26.54      

Unscaled Zero Point Vibrational Energy (zpe) 9984.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9984.0 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 MP3=FULL/6-31G
ABC
1.15529 0.70118 0.47909

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.893 -0.156 0.000
C2 0.000 0.760 0.000
C3 0.679 -0.557 0.000
H4 0.064 1.839 0.000
H5 1.057 -0.983 0.925
H6 1.057 -0.983 -0.925

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.27911.62272.21242.31142.3114
C21.27911.48111.08082.23822.2382
C31.62271.48112.47271.08611.0861
H42.21241.08082.47273.13083.1308
H52.31142.23821.08613.13081.8493
H62.31142.23821.08613.13081.8493

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 71.590 N1 C2 H4 139.122
N1 C3 C2 48.410 N1 C3 H5 115.718
N1 C3 H6 115.718 C2 N1 C3 60.000
C2 C3 N1 48.410 C2 C3 H5 120.569
C2 C3 H6 120.569 C3 C2 H4 149.287
H5 C3 H6 116.712
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability