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

using model chemistry: MP3=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-132.389101
Energy at 298.15K-132.392206
HF Energy-131.853827
Nuclear repulsion energy64.015869
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 MP3=FULL/6-31G(2df,p)
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' 3327 3327 0.16      
2 A' 3194 3194 14.70      
3 A' 1782 1782 8.29      
4 A' 1549 1549 0.01      
5 A' 1363 1363 8.06      
6 A' 1084 1084 0.33      
7 A' 1038 1038 47.59      
8 A' 747 747 11.95      
9 A" 3287 3287 15.19      
10 A" 1146 1146 2.03      
11 A" 1023 1023 0.13      
12 A" 830 830 13.50      

Unscaled Zero Point Vibrational Energy (zpe) 10184.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10184.7 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 MP3=FULL/6-31G(2df,p)
ABC
1.19800 0.75255 0.50964

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.862 -0.168 0.000
C2 0.000 0.741 0.000
C3 0.652 -0.531 0.000
H4 0.044 1.816 0.000
H5 1.038 -0.953 0.918
H6 1.038 -0.953 -0.918

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25221.55672.18072.25082.2508
C21.25221.42901.07592.18802.1880
C31.55671.42902.42401.08121.0812
H42.18071.07592.42403.08133.0813
H52.25082.18801.08123.08131.8353
H62.25082.18801.08123.08131.8353

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 70.633 N1 C2 H4 138.882
N1 C3 C2 49.367 N1 C3 H5 115.965
N1 C3 H6 115.965 C2 N1 C3 60.000
C2 C3 N1 49.367 C2 C3 H5 120.677
C2 C3 H6 120.677 C3 C2 H4 150.485
H5 C3 H6 116.148
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability