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

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-132.240359
Energy at 298.15K-132.243032
HF Energy-131.799526
Nuclear repulsion energy62.889618
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 MP2/6-311G*
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' 3392 3223 20.06      
2 A' 3383 3214 0.97      
3 A' 1733 1647 4.89      
4 A' 1400 1331 16.25      
5 A' 1088 1034 0.59      
6 A' 898 853 28.18      
7 A' 527 501 90.09      
8 A" 3324 3159 11.63      
9 A" 1178 1120 42.88      
10 A" 964 916 14.09      
11 A" 703 668 7.69      
12 A" 535 508 4.77      

Unscaled Zero Point Vibrational Energy (zpe) 9562.4 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 9087.1 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 MP2/6-311G*
ABC
1.04470 0.80219 0.47593

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.032 0.902 0.000
C2 -0.032 -0.479 0.643
C3 -0.032 -0.479 -0.643
H4 0.938 1.227 0.000
H5 -0.162 -0.895 1.627
H6 -0.162 -0.895 -1.627

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52421.52421.02362.42792.4279
C21.52421.28702.06611.07532.3115
C31.52421.28702.06612.31151.0753
H41.02362.06612.06612.89172.8917
H52.42791.07532.31152.89173.2532
H62.42792.31151.07532.89173.2532

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 65.028 N1 C2 H5 137.448
N1 C3 C2 65.028 N1 C3 H6 137.448
C2 N1 C3 49.944 C2 N1 H4 106.720
C2 C3 H6 156.098 C3 N1 H4 106.720
C3 C2 H5 156.098
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability