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

using model chemistry: B2PLYP=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 B2PLYP=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-132.563039
Energy at 298.15K-132.566061
HF Energy-132.409569
Nuclear repulsion energy63.270375
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-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' 3237 3113 1.22      
2 A' 3130 3011 21.63      
3 A' 1686 1622 8.17      
4 A' 1502 1445 0.22      
5 A' 1297 1248 7.97      
6 A' 1043 1003 0.13      
7 A' 995 957 52.46      
8 A' 659 633 12.40      
9 A" 3229 3106 16.64      
10 A" 1104 1062 1.59      
11 A" 973 936 0.44      
12 A" 781 751 18.25      

Unscaled Zero Point Vibrational Energy (zpe) 9817.8 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 9442.7 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 B2PLYP=FULL/aug-cc-pVDZ
ABC
1.17149 0.73434 0.49760

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.872 -0.169 0.000
C2 0.000 0.750 0.000
C3 0.662 -0.537 0.000
H4 0.039 1.837 0.000
H5 1.044 -0.965 0.928
H6 1.044 -0.965 -0.928

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.26681.57712.20372.27252.2725
C21.26681.44711.08822.21182.2118
C31.57711.44712.45471.09081.0908
H42.20371.08822.45473.11853.1185
H52.27252.21181.09083.11851.8552
H62.27252.21181.09083.11851.8552

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 70.701 N1 C2 H4 138.577
N1 C3 C2 49.299 N1 C3 H5 115.610
N1 C3 H6 115.610 C2 N1 C3 60.000
C2 C3 N1 49.299 C2 C3 H5 120.624
C2 C3 H6 120.624 C3 C2 H4 150.722
H5 C3 H6 116.500
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability