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

using model chemistry: CCSD(T)=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)=FULL/6-31G*
 hartrees
Energy at 0K-132.246315
Energy at 298.15K-132.248954
HF Energy-131.771781
Nuclear repulsion energy62.741100
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 CCSD(T)=FULL/6-31G*
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' 3365 3267        
2 A' 3265 3169        
3 A' 1754 1703        
4 A' 1403 1362        
5 A' 1093 1061        
6 A' 891 865        
7 A' 510 495        
8 A" 3309 3212        
9 A" 1178 1143        
10 A" 974 946        
11 A" 663 644        
12 A" 547 531        

Unscaled Zero Point Vibrational Energy (zpe) 9476.2 cm-1
Scaled (by 0.9707) Zero Point Vibrational Energy (zpe) 9198.6 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 CCSD(T)=FULL/6-31G*
ABC
1.04097 0.79828 0.47409

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.035 0.904 0.000
C2 -0.035 -0.480 0.644
C3 -0.035 -0.480 -0.644
H4 0.947 1.233 0.000
H5 -0.141 -0.903 1.631
H6 -0.141 -0.903 -1.631

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52641.52641.03512.43672.4367
C21.52641.28802.07621.07932.3167
C31.52641.28802.07622.31671.0793
H41.03512.07622.07622.89902.8990
H52.43671.07932.31672.89903.2626
H62.43672.31671.07932.89903.2626

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 65.046 N1 C2 H5 137.839
N1 C3 C2 65.046 N1 C3 H6 137.839
C2 N1 C3 49.908 C2 N1 H4 106.725
C2 C3 H6 156.170 C3 N1 H4 106.725
C3 C2 H5 156.170
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability