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All results from a given calculation for C3H4N2 (2H-Imidazole)

using model chemistry: B2PLYP=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-226.050376
Energy at 298.15K 
HF Energy-225.734237
Nuclear repulsion energy167.059883
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 B2PLYP=FULL/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/aug-cc-pVTZ
ABC
0.36364 0.30539 0.17139

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.199
N2 0.000 0.997 0.281
N3 0.000 -0.997 0.281
C4 0.000 0.725 -0.944
C5 0.000 -0.725 -0.944
H6 -0.891 0.000 1.827
H7 0.891 0.000 1.827
H8 0.000 1.466 -1.726
H9 0.000 -1.466 -1.726

Atom - Atom Distances (Å)
  C1 N2 N3 C4 C5 H6 H7 H8 H9
C11.35531.35532.26272.26271.08991.08993.27223.2722
N21.35531.99331.25502.11292.04392.04392.06123.1770
N31.35531.99332.11291.25502.04392.04393.17702.0612
C42.26271.25502.11291.44942.99982.99981.07752.3262
C52.26272.11291.25501.44942.99982.99982.32621.0775
H61.08992.04392.04392.99982.99981.78203.94563.9456
H71.08992.04392.04392.99982.99981.78203.94563.9456
H83.27222.06123.17701.07752.32623.94563.94562.9323
H93.27223.17702.06122.32621.07753.94563.94562.9323

picture of 2H-Imidazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 C4 120.144 C1 N3 C5 120.144
N2 C1 N3 94.682 N2 C1 H6 112.971
N2 C1 H7 112.971 N2 C4 C5 102.515
N2 C4 H8 124.004 N3 C1 H6 112.971
N3 C1 H7 112.971 N3 C5 C4 102.515
N3 C5 H9 124.004 C4 C5 H9 133.481
C5 C4 H8 133.481 H6 C1 H7 109.672
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability