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All results from a given calculation for CHNCH2 (2H-Azirine)

using model chemistry: CCSD(T)=FULL/6-311+G(3df,2p)

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(T)=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-132.517830
Energy at 298.15K-132.520871
HF Energy-131.883821
Nuclear repulsion energy63.697195
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(T)=FULL/6-311+G(3df,2p)
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' 3241 3241        
2 A' 3122 3122        
3 A' 1692 1692        
4 A' 1517 1517        
5 A' 1314 1314        
6 A' 1055 1055        
7 A' 1005 1005        
8 A' 684 684        
9 A" 3216 3216        
10 A" 1113 1113        
11 A" 990 990        
12 A" 780 780        

Unscaled Zero Point Vibrational Energy (zpe) 9864.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9864.1 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(T)=FULL/6-311+G(3df,2p)
ABC
1.18547 0.74546 0.50443

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.865 -0.170 0.000
C2 0.000 0.746 0.000
C3 0.657 -0.532 0.000
H4 0.036 1.825 0.000
H5 1.038 -0.958 0.920
H6 1.038 -0.958 -0.920

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.26001.56522.18912.25602.2560
C21.26001.43711.07962.19682.1968
C31.56521.43712.43741.08301.0830
H42.18911.07962.43743.09713.0971
H52.25602.19681.08303.09711.8407
H62.25602.19681.08303.09711.8407

picture of 2H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 70.597 N1 C2 H4 138.548
N1 C3 C2 49.403 N1 C3 H5 115.635
N1 C3 H6 115.635 C2 N1 C3 60.000
C2 C3 N1 49.403 C2 C3 H5 120.667
C2 C3 H6 120.667 C3 C2 H4 150.855
H5 C3 H6 116.392
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability