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

using model chemistry: MP2=FULL/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 MP2=FULL/cc-pVDZ
 hartrees
Energy at 0K-132.226579
Energy at 298.15K-132.229265
HF Energy-131.785047
Nuclear repulsion energy62.497698
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=FULL/cc-pVDZ
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' 3394 3225 1.62      
2 A' 3347 3181 22.99      
3 A' 1736 1650 4.86      
4 A' 1382 1314 11.73      
5 A' 1078 1025 0.71      
6 A' 885 841 20.65      
7 A' 529 502 66.90      
8 A" 3337 3171 15.24      
9 A" 1159 1102 35.03      
10 A" 962 914 14.58      
11 A" 719 683 3.57      
12 A" 542 515 2.69      

Unscaled Zero Point Vibrational Energy (zpe) 9534.5 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 9061.5 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=FULL/cc-pVDZ
ABC
1.02607 0.79658 0.47077

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.908 0.000
C2 -0.037 -0.479 0.649
C3 -0.037 -0.479 -0.649
H4 0.953 1.209 0.000
H5 -0.129 -0.906 1.641
H6 -0.129 -0.906 -1.641

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.53141.53141.03452.44832.4483
C21.53141.29792.06211.08442.3316
C31.53141.29792.06212.33161.0844
H41.03452.06212.06212.88802.8880
H52.44831.08442.33162.88803.2828
H62.44832.33161.08442.88803.2828

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 64.928 N1 C2 H5 138.124
N1 C3 C2 64.928 N1 C3 H6 138.124
C2 N1 C3 50.144 C2 N1 H4 105.311
C2 C3 H6 156.240 C3 N1 H4 105.311
C3 C2 H5 156.240
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability