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

using model chemistry: MP4=FULL/aug-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/aug-cc-pVTZ
 hartrees
Energy at 0K-132.462549
Energy at 298.15K-132.465242
HF Energy-131.828848
Nuclear repulsion energy63.070120
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/aug-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' 3368 3264        
2 A' 3359 3256        
3 A' 1724 1671        
4 A' 1361 1319        
5 A' 1060 1027        
6 A' 882 855        
7 A' 545 528        
8 A" 3280 3180        
9 A" 1149 1114        
10 A" 973 943        
11 A" 733 711        
12 A" 527 511        

Unscaled Zero Point Vibrational Energy (zpe) 9479.7 cm-1
Scaled (by 0.9693) Zero Point Vibrational Energy (zpe) 9188.7 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/aug-cc-pVTZ
ABC
1.05539 0.80316 0.47810

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.902 0.000
C2 -0.037 -0.478 0.641
C3 -0.037 -0.478 -0.641
H4 0.933 1.227 0.000
H5 -0.119 -0.901 1.618
H6 -0.119 -0.901 -1.618

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52221.52221.02212.42422.4242
C21.52221.28112.06361.06782.2989
C31.52221.28112.06362.29891.0678
H41.02212.06362.06362.87252.8725
H52.42421.06782.29892.87253.2353
H62.42422.29891.06782.87253.2353

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 65.116 N1 C2 H5 138.087
N1 C3 C2 65.116 N1 C3 H6 138.087
C2 N1 C3 49.769 C2 N1 H4 106.741
C2 C3 H6 156.216 C3 N1 H4 106.741
C3 C2 H5 156.216
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability