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

using model chemistry: CCSD(T)=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 CCSD(T)=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-132.459956
Energy at 298.15K-132.462675
HF Energy-131.829288
Nuclear repulsion energy63.196012
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/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' 3369 3247        
2 A' 3366 3244        
3 A' 1740 1677        
4 A' 1365 1316        
5 A' 1072 1033        
6 A' 891 859        
7 A' 544 524        
8 A" 3282 3163        
9 A" 1158 1116        
10 A" 979 944        
11 A" 731 705        
12 A" 556 536        

Unscaled Zero Point Vibrational Energy (zpe) 9527.3 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 9181.5 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/aug-cc-pVTZ
ABC
1.05800 0.80792 0.48018

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.899 0.000
C2 -0.037 -0.477 0.640
C3 -0.037 -0.477 -0.640
H4 0.930 1.228 0.000
H5 -0.117 -0.900 1.616
H6 -0.117 -0.900 -1.616

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51751.51751.02112.42002.4200
C21.51751.27942.06191.06742.2968
C31.51751.27942.06192.29681.0674
H41.02112.06192.06192.87052.8705
H52.42001.06742.29682.87053.2327
H62.42002.29681.06742.87053.2327

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 65.068 N1 C2 H5 138.177
N1 C3 C2 65.068 N1 C3 H6 138.177
C2 N1 C3 49.865 C2 N1 H4 106.992
C2 C3 H6 156.195 C3 N1 H4 106.992
C3 C2 H5 156.195
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability