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

using model chemistry: MP4=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4=FULL/cc-pVTZ
 hartrees
Energy at 0K-132.443188
Energy at 298.15K-132.445878
HF Energy-131.826127
Nuclear repulsion energy63.062575
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 MP4=FULL/cc-pVTZ
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' 3379 3254        
2 A' 3350 3226        
3 A' 1728 1664        
4 A' 1378 1327        
5 A' 1068 1028        
6 A' 885 852        
7 A' 538 518        
8 A" 3307 3184        
9 A" 1152 1109        
10 A" 979 943        
11 A" 712 686        
12 A" 535 515        

Unscaled Zero Point Vibrational Energy (zpe) 9504.8 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 9152.2 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 MP4=FULL/cc-pVTZ
ABC
1.05458 0.80306 0.47815

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.903 0.000
C2 -0.036 -0.479 0.640
C3 -0.036 -0.479 -0.640
H4 0.937 1.217 0.000
H5 -0.122 -0.897 1.619
H6 -0.122 -0.897 -1.619

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52341.52341.02262.42292.4229
C21.52341.28072.05741.06772.2993
C31.52341.28072.05742.29931.0677
H41.02262.05742.05742.86542.8654
H52.42291.06772.29932.86543.2379
H62.42292.29931.06772.86543.2379

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 65.143 N1 C2 H5 137.796
N1 C3 C2 65.143 N1 C3 H6 137.796
C2 N1 C3 49.714 C2 N1 H4 106.144
C2 C3 H6 156.434 C3 N1 H4 106.144
C3 C2 H5 156.434
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability