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

using model chemistry: QCISD(T)=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)=FULL/Def2TZVPP
 hartrees
Energy at 0K-132.458423
Energy at 298.15K-132.461142
HF Energy-131.831061
Nuclear repulsion energy63.027323
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 QCISD(T)=FULL/Def2TZVPP
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 3365        
2 A' 3350 3350        
3 A' 1731 1731        
4 A' 1371 1371        
5 A' 1068 1068        
6 A' 885 885        
7 A' 550 550        
8 A" 3305 3305        
9 A" 1152 1152        
10 A" 970 970        
11 A" 735 735        
12 A" 567 567        

Unscaled Zero Point Vibrational Energy (zpe) 9524.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9524.4 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 QCISD(T)=FULL/Def2TZVPP
ABC
1.05316 0.80254 0.47759

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/Def2TZVPP

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 0.641
C3 -0.036 -0.479 -0.641
H4 0.935 1.221 0.000
H5 -0.123 -0.899 1.621
H6 -0.123 -0.899 -1.621

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52351.52351.02242.42572.4257
C21.52351.28152.06011.07002.3021
C31.52351.28152.06012.30211.0700
H41.02242.06012.06012.87082.8708
H52.42571.07002.30212.87083.2420
H62.42572.30211.07002.87083.2420

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 65.130 N1 C2 H5 137.869
N1 C3 C2 65.130 N1 C3 H6 137.869
C2 N1 C3 49.740 C2 N1 H4 106.366
C2 C3 H6 156.364 C3 N1 H4 106.366
C3 C2 H5 156.364
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability