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

using model chemistry: CCSD=FULL/aug-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 CCSD=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-132.276242
Energy at 298.15K-132.278940
HF Energy-131.795397
Nuclear repulsion energy62.556485
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=FULL/aug-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' 3376 3376 2.12      
2 A' 3349 3349 14.65      
3 A' 1755 1755 10.23      
4 A' 1362 1362 12.16      
5 A' 1074 1074 5.63      
6 A' 887 887 24.26      
7 A' 531 531 74.45      
8 A" 3317 3317 13.98      
9 A" 1156 1156 36.96      
10 A" 970 970 16.42      
11 A" 689 689 3.56      
12 A" 570 570 3.70      

Unscaled Zero Point Vibrational Energy (zpe) 9517.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9517.0 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=FULL/aug-cc-pVDZ
ABC
1.03183 0.79560 0.47093

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.906 0.000
C2 -0.036 -0.480 0.647
C3 -0.036 -0.480 -0.647
H4 0.940 1.236 0.000
H5 -0.129 -0.907 1.639
H6 -0.129 -0.907 -1.639

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.53011.53011.03082.44602.4460
C21.53011.29482.07841.08342.3276
C31.53011.29482.07842.32761.0834
H41.03082.07842.07842.90242.9024
H52.44601.08342.32762.90243.2775
H62.44602.32761.08342.90243.2775

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 64.969 N1 C2 H5 138.099
N1 C3 C2 64.969 N1 C3 H6 138.099
C2 N1 C3 50.062 C2 N1 H4 106.876
C2 C3 H6 156.214 C3 N1 H4 106.876
C3 C2 H5 156.214
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability