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

using model chemistry: MP4=FULL/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 MP4=FULL/cc-pVDZ
 hartrees
Energy at 0K-132.267423
Energy at 298.15K-132.270058
HF Energy-131.783913
Nuclear repulsion energy62.247732
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-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' 3360 3242        
2 A' 3298 3183        
3 A' 1712 1653        
4 A' 1376 1328        
5 A' 1066 1029        
6 A' 865 835        
7 A' 513 495        
8 A" 3303 3188        
9 A" 1156 1115        
10 A" 950 917        
11 A" 685 661        
12 A" 521 503        

Unscaled Zero Point Vibrational Energy (zpe) 9402.9 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 9074.7 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 MP4=FULL/cc-pVDZ
ABC
1.02044 0.78808 0.46674

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.913 0.000
C2 -0.037 -0.482 0.651
C3 -0.037 -0.482 -0.651
H4 0.955 1.215 0.000
H5 -0.124 -0.913 1.645
H6 -0.124 -0.913 -1.645

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.53911.53911.03752.45942.4594
C21.53911.30192.07041.08712.3377
C31.53911.30192.07042.33771.0871
H41.03752.07042.07042.89822.8982
H52.45941.08712.33772.89823.2897
H62.45942.33771.08712.89823.2897

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 64.979 N1 C2 H5 138.293
N1 C3 C2 64.979 N1 C3 H6 138.293
C2 N1 C3 50.043 C2 N1 H4 105.276
C2 C3 H6 156.103 C3 N1 H4 105.276
C3 C2 H5 156.103
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability