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

using model chemistry: MP3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/TZVP
 hartrees
Energy at 0K-132.290612
Energy at 298.15K-132.293405
HF Energy-131.821027
Nuclear repulsion energy63.351931
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 MP3/TZVP
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' 3432 3210 7.43      
2 A' 3430 3208 13.04      
3 A' 1812 1694 8.96      
4 A' 1379 1290 11.69      
5 A' 1115 1042 3.66      
6 A' 920 861 24.12      
7 A' 572 535 92.38      
8 A" 3372 3153 14.69      
9 A" 1178 1102 42.47      
10 A" 1012 947 14.39      
11 A" 752 703 6.74      
12 A" 601 562 4.67      

Unscaled Zero Point Vibrational Energy (zpe) 9787.7 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 9153.4 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 MP3/TZVP
ABC
1.06605 0.81028 0.48277

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.033 0.897 0.000
C2 -0.033 -0.476 0.637
C3 -0.033 -0.476 -0.637
H4 0.932 1.229 0.000
H5 -0.149 -0.900 1.611
H6 -0.149 -0.900 -1.611

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51351.51351.02022.41682.4168
C21.51351.27352.05941.06932.2907
C31.51351.27352.05942.29071.0693
H41.02022.05942.05942.88012.8801
H52.41681.06932.29072.88013.2226
H62.41682.29071.06932.88013.2226

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 65.121 N1 C2 H5 138.041
N1 C3 C2 65.121 N1 C3 H6 138.041
C2 N1 C3 49.759 C2 N1 H4 107.132
C2 C3 H6 155.707 C3 N1 H4 107.132
C3 C2 H5 155.707
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability