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All results from a given calculation for CHNHCH (1H-Azirine)

using model chemistry: B2PLYP=FULLultrafine/aug-cc-pVDZ

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=FULLultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-132.507926
Energy at 298.15K 
HF Energy-132.354029
Nuclear repulsion energy62.726172
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=FULLultrafine/aug-cc-pVDZ
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' 3375 3247 2.03      
2 A' 3342 3216 14.53      
3 A' 1760 1693 10.55      
4 A' 1351 1300 11.98      
5 A' 1048 1009 3.85      
6 A' 880 847 28.17      
7 A' 536 515 78.94      
8 A" 3315 3190 17.27      
9 A" 1141 1098 39.37      
10 A" 963 927 17.46      
11 A" 709 682 4.70      
12 A" 520 501 3.70      

Unscaled Zero Point Vibrational Energy (zpe) 9469.1 cm-1
Scaled (by 0.9623) Zero Point Vibrational Energy (zpe) 9112.1 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 B2PLYP=FULLultrafine/aug-cc-pVDZ
ABC
1.04261 0.79603 0.47316

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.906 0.000
C2 -0.036 -0.481 0.644
C3 -0.036 -0.481 -0.644
H4 0.937 1.239 0.000
H5 -0.129 -0.905 1.632
H6 -0.129 -0.905 -1.632

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52841.52841.02862.43972.4397
C21.52841.28712.07791.08002.3169
C31.52841.28712.07792.31691.0800
H41.02862.07792.07792.89792.8979
H52.43971.08002.31692.89793.2644
H62.43972.31691.08002.89793.2644

picture of 1H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 65.099 N1 C2 H5 137.903
N1 C3 C2 65.099 N1 C3 H6 137.903
C2 N1 C3 49.803 C2 N1 H4 107.079
C2 C3 H6 156.268 C3 N1 H4 107.079
C3 C2 H5 156.268
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability