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

using model chemistry: MP2=FULL/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 MP2=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-132.312389
Energy at 298.15K-132.315399
HF Energy-131.852833
Nuclear repulsion energy62.911050
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 MP2=FULL/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' 3272 3171 0.83      
2 A' 3158 3061 17.16      
3 A' 1629 1579 5.35      
4 A' 1498 1452 0.22      
5 A' 1285 1245 7.02      
6 A' 1034 1002 0.34      
7 A' 991 960 48.80      
8 A' 652 632 9.56      
9 A" 3266 3165 13.14      
10 A" 1101 1067 1.67      
11 A" 976 946 0.89      
12 A" 766 743 18.33      

Unscaled Zero Point Vibrational Energy (zpe) 9814.0 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 9511.7 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 MP2=FULL/aug-cc-pVDZ
ABC
1.14982 0.73064 0.49234

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.875 -0.178 0.000
C2 0.000 0.758 0.000
C3 0.667 -0.536 0.000
H4 0.034 1.846 0.000
H5 1.044 -0.965 0.931
H6 1.044 -0.965 -0.931

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.28071.58312.21862.27362.2736
C21.28071.45561.08912.21882.2188
C31.58311.45562.46521.09201.0920
H42.21861.08912.46523.12863.1286
H52.27362.21881.09203.12861.8619
H62.27362.21881.09203.12861.8619

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 70.362 N1 C2 H4 138.689
N1 C3 C2 49.638 N1 C3 H5 115.170
N1 C3 H6 115.170 C2 N1 C3 60.000
C2 C3 N1 49.638 C2 C3 H5 120.462
C2 C3 H6 120.462 C3 C2 H4 150.950
H5 C3 H6 116.973
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability