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

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/TZVP
 hartrees
Energy at 0K-132.548023
Energy at 298.15K-132.550742
HF Energy-132.380488
Nuclear repulsion energy63.186082
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 B2PLYP=FULL/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' 3380 3225 2.08      
2 A' 3350 3197 20.94      
3 A' 1776 1695 9.32      
4 A' 1361 1298 10.83      
5 A' 1067 1018 1.56      
6 A' 889 848 28.19      
7 A' 572 545 92.93      
8 A" 3321 3169 16.82      
9 A" 1156 1103 43.47      
10 A" 989 943 14.90      
11 A" 759 724 9.08      
12 A" 519 495 5.12      

Unscaled Zero Point Vibrational Energy (zpe) 9568.8 cm-1
Scaled (by 0.9542) Zero Point Vibrational Energy (zpe) 9130.6 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 B2PLYP=FULL/TZVP
ABC
1.06451 0.80285 0.47995

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.034 0.902 0.000
C2 -0.034 -0.479 0.637
C3 -0.034 -0.479 -0.637
H4 0.934 1.232 0.000
H5 -0.143 -0.901 1.615
H6 -0.143 -0.901 -1.615

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52011.52011.02352.42242.4224
C21.52011.27322.06651.07082.2931
C31.52011.27322.06652.29311.0708
H41.02352.06652.06652.88402.8840
H52.42241.07082.29312.88403.2294
H62.42242.29311.07082.88403.2294

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 65.242 N1 C2 H5 137.779
N1 C3 C2 65.242 N1 C3 H6 137.779
C2 N1 C3 49.517 C2 N1 H4 107.052
C2 C3 H6 155.978 C3 N1 H4 107.052
C3 C2 H5 155.978
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability