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All results from a given calculation for CHNHCH (1H-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-132.580264
Energy at 298.15K-132.582998
HF Energy-132.388421
Nuclear repulsion energy63.278019
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' 3373 3236 2.01      
2 A' 3364 3228 12.11      
3 A' 1767 1695 10.48      
4 A' 1371 1315 12.39      
5 A' 1057 1014 4.00      
6 A' 891 854 30.03      
7 A' 569 546 77.21      
8 A" 3305 3171 17.69      
9 A" 1154 1107 39.86      
10 A" 986 946 17.83      
11 A" 768 737 5.19      
12 A" 534 513 2.82      

Unscaled Zero Point Vibrational Energy (zpe) 9569.5 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9180.9 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
1.06626 0.80622 0.48113

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 -0.036 0.900 0.000
C2 -0.036 -0.478 0.636
C3 -0.036 -0.478 -0.636
H4 0.928 1.236 0.000
H5 -0.120 -0.899 1.615
H6 -0.120 -0.899 -1.615

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51741.51741.02102.41842.4184
C21.51741.27232.06681.06862.2916
C31.51741.27232.06682.29161.0686
H41.02102.06682.06682.87422.8742
H52.41841.06862.29162.87423.2300
H62.41842.29161.06862.87423.2300

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 65.213 N1 C2 H5 137.844
N1 C3 C2 65.213 N1 C3 H6 137.844
C2 N1 C3 49.573 C2 N1 H4 107.404
C2 C3 H6 156.345 C3 N1 H4 107.404
C3 C2 H5 156.345
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability