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

using model chemistry: MP4=FULL/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4=FULL/6-311G**
 hartrees
Energy at 0K-132.426810
Energy at 298.15K-132.429835
HF Energy-131.866468
Nuclear repulsion energy63.185629
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 MP4=FULL/6-311G**
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' 3239 3115        
2 A' 3127 3007        
3 A' 1642 1579        
4 A' 1515 1456        
5 A' 1296 1246        
6 A' 1044 1004        
7 A' 999 961        
8 A' 660 635        
9 A" 3223 3099        
10 A" 1118 1075        
11 A" 985 948        
12 A" 782 751        

Unscaled Zero Point Vibrational Energy (zpe) 9815.0 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 9437.1 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 MP4=FULL/6-311G**
ABC
1.16524 0.73400 0.49615

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.872 -0.173 0.000
C2 0.000 0.753 0.000
C3 0.664 -0.536 0.000
H4 0.036 1.837 0.000
H5 1.043 -0.964 0.926
H6 1.043 -0.964 -0.926

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.27191.57902.20512.26972.2697
C21.27191.45011.08442.21172.2117
C31.57901.45012.45451.08801.0880
H42.20511.08442.45453.11663.1166
H52.26972.21171.08803.11661.8520
H62.26972.21171.08803.11661.8520

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 70.570 N1 C2 H4 138.595
N1 C3 C2 49.430 N1 C3 H5 115.418
N1 C3 H6 115.418 C2 N1 C3 60.000
C2 C3 N1 49.430 C2 C3 H5 120.582
C2 C3 H6 120.582 C3 C2 H4 150.835
H5 C3 H6 116.667
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability