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

using model chemistry: CCD/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 CCD/aug-cc-pVDZ
 hartrees
Energy at 0K-132.264843
Energy at 298.15K-132.267567
HF Energy-131.795516
Nuclear repulsion energy62.583151
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 CCD/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 3255 2.23      
2 A' 3360 3241 12.73      
3 A' 1764 1702 9.66      
4 A' 1366 1318 12.50      
5 A' 1083 1045 6.17      
6 A' 893 861 24.22      
7 A' 533 514 75.45      
8 A" 3316 3198 13.09      
9 A" 1160 1118 36.16      
10 A" 976 941 17.29      
11 A" 703 678 3.68      
12 A" 591 570 2.40      

Unscaled Zero Point Vibrational Energy (zpe) 9560.7 cm-1
Scaled (by 0.9645) Zero Point Vibrational Energy (zpe) 9221.3 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 CCD/aug-cc-pVDZ
ABC
1.03288 0.79632 0.47137

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.905 0.000
C2 -0.036 -0.480 0.647
C3 -0.036 -0.480 -0.647
H4 0.940 1.238 0.000
H5 -0.129 -0.908 1.638
H6 -0.129 -0.908 -1.638

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52901.52901.03072.44612.4461
C21.52901.29402.07871.08412.3271
C31.52901.29402.07872.32711.0841
H41.03072.07872.07872.90412.9041
H52.44611.08412.32712.90413.2767
H62.44612.32711.08412.90413.2767

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 64.966 N1 C2 H5 138.172
N1 C3 C2 64.966 N1 C3 H6 138.172
C2 N1 C3 50.068 C2 N1 H4 106.987
C2 C3 H6 156.134 C3 N1 H4 106.987
C3 C2 H5 156.134
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability