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

using model chemistry: CCD/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/cc-pVDZ
 hartrees
Energy at 0K-132.298873
Energy at 298.15K-132.301929
HF Energy-131.846989
Nuclear repulsion energy63.208153
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/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' 3259 3118 0.88      
2 A' 3141 3005 17.81      
3 A' 1743 1667 7.55      
4 A' 1518 1452 0.06      
5 A' 1344 1285 7.73      
6 A' 1055 1010 0.36      
7 A' 1012 969 46.59      
8 A' 702 672 9.40      
9 A" 3236 3096 22.60      
10 A" 1116 1068 2.18      
11 A" 988 946 0.34      
12 A" 788 754 16.08      

Unscaled Zero Point Vibrational Energy (zpe) 9951.3 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 9520.4 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/cc-pVDZ
ABC
1.16707 0.73436 0.49722

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.872 -0.170 0.000
C2 0.000 0.750 0.000
C3 0.660 -0.536 0.000
H4 0.043 1.843 0.000
H5 1.049 -0.967 0.931
H6 1.049 -0.967 -0.931

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.26801.57492.21152.27872.2787
C21.26801.44611.09362.21762.2176
C31.57491.44612.45811.09741.0974
H42.21151.09362.45813.12673.1267
H52.27872.21761.09743.12671.8625
H62.27872.21761.09743.12671.8625

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 70.593 N1 C2 H4 138.812
N1 C3 C2 49.407 N1 C3 H5 115.866
N1 C3 H6 115.866 C2 N1 C3 60.000
C2 C3 N1 49.407 C2 C3 H5 120.737
C2 C3 H6 120.737 C3 C2 H4 150.595
H5 C3 H6 116.120
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability