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All results from a given calculation for C3H4N2 (1H-Imidazole)

using model chemistry: MP4=FULL/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-225.949287
Energy at 298.15K 
HF Energy-224.897749
Nuclear repulsion energy163.382340
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/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at MP4=FULL/aug-cc-pVTZ
ABC
0.32627 0.31388 0.15998

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 1.103 0.000
C2 -1.088 0.284 0.000
C3 1.117 0.301 0.000
N4 -0.741 -0.986 0.000
C5 0.636 -0.983 0.000
H6 -0.012 2.106 0.000
H7 -2.094 0.663 0.000
H8 2.112 0.704 0.000
H9 1.200 -1.898 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 N4 C5 H6 H7 H8 H9
N11.36201.37482.21652.18041.00372.14002.14893.2311
C21.36202.20531.31652.13962.11681.07523.22753.1612
C31.37482.20532.26041.37112.12903.23161.07342.1999
N42.21651.31652.26041.37723.17742.13343.31622.1444
C52.18042.13961.37111.37723.15643.18822.24161.0743
H61.00372.11682.12903.17743.15642.53382.54444.1829
H72.14001.07523.23162.13343.18822.53384.20624.1724
H82.14893.22751.07343.31622.24162.54444.20622.7568
H93.23113.16122.19992.14441.07434.18294.17242.7568

picture of 1H-Imidazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 N4 111.674 N1 C2 H7 122.376
N1 C3 C5 105.133 N1 C3 H8 122.260
C2 N1 C3 107.372 C2 N1 H6 126.294
C2 N4 C5 105.153 C3 N1 H6 126.334
C3 C5 N4 110.668 C3 C5 H9 127.800
N4 C2 H7 125.950 N4 C5 H9 121.532
C5 C3 H8 132.607
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability