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

using model chemistry: CCD/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-132.239585
Energy at 298.15K-132.242345
HF Energy-131.785842
Nuclear repulsion energy62.652119
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3381 3234 1.83      
2 A' 3343 3199 28.64      
3 A' 1776 1699 5.13      
4 A' 1395 1335 12.96      
5 A' 1109 1061 2.66      
6 A' 899 860 18.70      
7 A' 545 521 66.46      
8 A" 3322 3178 11.84      
9 A" 1181 1130 34.20      
10 A" 982 939 14.49      
11 A" 733 701 3.02      
12 A" 609 583 2.98      

Unscaled Zero Point Vibrational Energy (zpe) 9637.6 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 9220.3 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/cc-pVDZ
ABC
1.03123 0.80127 0.47319

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.904 0.000
C2 -0.037 -0.477 0.647
C3 -0.037 -0.477 -0.647
H4 0.948 1.220 0.000
H5 -0.120 -0.908 1.640
H6 -0.120 -0.908 -1.640

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52521.52521.03472.44562.4456
C21.52521.29382.06651.08592.3289
C31.52521.29382.06652.32891.0859
H41.03472.06652.06652.89152.8915
H52.44561.08592.32892.89153.2805
H62.44562.32891.08592.89153.2805

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 64.903 N1 C2 H5 138.356
N1 C3 C2 64.903 N1 C3 H6 138.356
C2 N1 C3 50.193 C2 N1 H4 106.070
C2 C3 H6 156.171 C3 N1 H4 106.070
C3 C2 H5 156.171
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability