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

using model chemistry: CID/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 CID/cc-pVTZ
 hartrees
Energy at 0K-132.304326
Energy at 298.15K-132.307228
HF Energy-131.828471
Nuclear repulsion energy63.854649
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 CID/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' 3508 3250 10.50      
2 A' 3467 3212 2.49      
3 A' 1854 1718 7.64      
4 A' 1429 1324 16.95      
5 A' 1140 1057 8.69      
6 A' 955 884 28.63      
7 A' 617 572 79.95      
8 A" 3400 3150 19.78      
9 A" 1213 1124 41.64      
10 A" 1047 970 16.47      
11 A" 824 764 5.69      
12 A" 661 613 3.95      

Unscaled Zero Point Vibrational Energy (zpe) 10057.1 cm-1
Scaled (by 0.9265) Zero Point Vibrational Energy (zpe) 9317.9 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 CID/cc-pVTZ
ABC
1.07927 0.82641 0.49045

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.888 0.000
C2 -0.036 -0.472 0.632
C3 -0.036 -0.472 -0.632
H4 0.918 1.225 0.000
H5 -0.116 -0.888 1.609
H6 -0.116 -0.888 -1.609

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.49961.49961.01232.39742.3974
C21.49961.26372.04721.06462.2800
C31.49961.26372.04722.28001.0646
H41.01232.04722.04722.85002.8500
H52.39741.06462.28002.85003.2171
H62.39742.28001.06462.85003.2171

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 65.081 N1 C2 H5 137.808
N1 C3 C2 65.081 N1 C3 H6 137.808
C2 N1 C3 49.838 C2 N1 H4 107.590
C2 C3 H6 156.559 C3 N1 H4 107.590
C3 C2 H5 156.559
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability