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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-132.282484
Energy at 298.15K-132.285567
HF Energy-131.837406
Nuclear repulsion energy63.717847
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' 3299 3096 1.23      
2 A' 3179 2983 17.82      
3 A' 1798 1687 8.03      
4 A' 1571 1474 0.05      
5 A' 1366 1282 7.76      
6 A' 1091 1024 0.22      
7 A' 1045 980 50.50      
8 A' 737 691 11.52      
9 A" 3266 3065 24.01      
10 A" 1153 1082 1.64      
11 A" 1016 954 0.09      
12 A" 799 750 16.93      

Unscaled Zero Point Vibrational Energy (zpe) 10160.6 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 9533.7 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
1.18584 0.74646 0.50491

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 -0.865 -0.169 0.000
C2 0.000 0.745 0.000
C3 0.654 -0.532 0.000
H4 0.045 1.827 0.000
H5 1.043 -0.961 0.920
H6 1.043 -0.961 -0.920

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25871.56232.19372.26152.2615
C21.25871.43481.08272.20072.2007
C31.56231.43482.43611.08681.0868
H42.19371.08272.43613.10023.1002
H52.26152.20071.08683.10021.8400
H62.26152.20071.08683.10021.8400

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 70.559 N1 C2 H4 138.961
N1 C3 C2 49.441 N1 C3 H5 116.070
N1 C3 H6 116.070 C2 N1 C3 60.000
C2 C3 N1 49.441 C2 C3 H5 120.935
C2 C3 H6 120.935 C3 C2 H4 150.480
H5 C3 H6 115.667
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability