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

using model chemistry: B2PLYP=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-132.634180
Energy at 298.15K-132.637226
HF Energy-132.442941
Nuclear repulsion energy63.831601
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 B2PLYP=FULL/aug-cc-pVTZ
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' 3229 3097 1.09      
2 A' 3133 3005 20.92      
3 A' 1702 1633 8.89      
4 A' 1523 1461 0.21      
5 A' 1302 1249 8.82      
6 A' 1059 1016 0.10      
7 A' 1002 962 52.72      
8 A' 670 643 12.61      
9 A" 3218 3087 14.86      
10 A" 1120 1075 1.66      
11 A" 991 951 0.38      
12 A" 805 772 17.37      

Unscaled Zero Point Vibrational Energy (zpe) 9876.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9475.2 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
1.19580 0.74531 0.50604

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.865 -0.165 0.000
C2 0.000 0.742 0.000
C3 0.657 -0.534 0.000
H4 0.041 1.820 0.000
H5 1.035 -0.958 0.919
H6 1.035 -0.958 -0.919

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25371.56602.18162.25432.2543
C21.25371.43561.07782.19222.1922
C31.56601.43562.43281.08001.0800
H42.18161.07782.43283.08953.0895
H52.25432.19221.08003.08951.8374
H62.25432.19221.08003.08951.8374

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 70.859 N1 C2 H4 138.552
N1 C3 C2 49.141 N1 C3 H5 115.628
N1 C3 H6 115.628 C2 N1 C3 60.000
C2 C3 N1 49.141 C2 C3 H5 120.599
C2 C3 H6 120.599 C3 C2 H4 150.589
H5 C3 H6 116.561
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability