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

using model chemistry: CCD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/TZVP
 hartrees
Energy at 0K-132.292117
Energy at 298.15K-132.294904
HF Energy-131.820874
Nuclear repulsion energy63.314247
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 CCD/TZVP
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' 3411 3233 2.41      
2 A' 3394 3218 19.54      
3 A' 1798 1704 8.76      
4 A' 1375 1304 11.67      
5 A' 1112 1054 4.01      
6 A' 917 870 24.15      
7 A' 572 542 89.16      
8 A" 3350 3176 12.64      
9 A" 1174 1113 40.81      
10 A" 1011 958 14.43      
11 A" 748 709 6.31      
12 A" 598 567 3.70      

Unscaled Zero Point Vibrational Energy (zpe) 9729.4 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 9223.4 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 CCD/TZVP
ABC
1.06333 0.81061 0.48240

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.034 0.897 0.000
C2 -0.034 -0.476 0.637
C3 -0.034 -0.476 -0.637
H4 0.933 1.230 0.000
H5 -0.146 -0.900 1.614
H6 -0.146 -0.900 -1.614

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51331.51331.02262.41792.4179
C21.51331.27472.06141.07092.2939
C31.51331.27472.06142.29391.0709
H41.02262.06142.06142.88202.8820
H52.41791.07092.29392.88203.2284
H62.41792.29391.07092.88203.2284

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 65.091 N1 C2 H5 138.023
N1 C3 C2 65.091 N1 C3 H6 138.023
C2 N1 C3 49.818 C2 N1 H4 107.169
C2 C3 H6 155.806 C3 N1 H4 107.169
C3 C2 H5 155.806
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability