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All results from a given calculation for C4H4N (pyrrolide radical)

using model chemistry: CCSD(T)/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at CCSD(T)/6-31G*
 hartrees
Energy at 0K-208.895901
Energy at 298.15K 
HF Energy-208.195914
Nuclear repulsion energy150.148986
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 CCSD(T)/6-31G*
Rotational Constants (cm-1) from geometry optimized at CCSD(T)/6-31G*
ABC
0.33033 0.29058 0.15459

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.257
C2 0.000 1.068 0.425
C3 0.000 -1.068 0.425
C4 0.000 0.684 -0.989
C5 0.000 -0.684 -0.989
H6 0.000 2.082 0.821
H7 0.000 -2.082 0.821
H8 0.000 1.361 -1.838
H9 0.000 -1.361 -1.838

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9
N11.35321.35322.34712.34712.12672.12673.38033.3803
C21.35322.13501.46502.25061.08883.17402.28163.3193
C31.35322.13502.25061.46503.17401.08883.31932.2816
C42.34711.46502.25061.36712.28713.30501.08612.2138
C52.34712.25061.46501.36713.30502.28712.21381.0861
H62.12671.08883.17402.28713.30504.16332.75494.3500
H72.12673.17401.08883.30502.28714.16334.35002.7549
H83.38032.28163.31931.08612.21382.75494.35002.7221
H93.38033.31932.28162.21381.08614.35002.75492.7221

picture of pyrrolide radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 112.724 N1 C2 H6 120.739
N1 C3 C5 112.724 N1 C3 H7 120.739
C2 N1 C3 104.165 C2 C4 C5 105.193
C2 C4 H8 126.215 C3 C5 C4 105.193
C3 C5 H9 126.215 C4 C2 H6 126.537
C4 C5 H9 128.592 C5 C3 H7 126.537
C5 C4 H8 128.592
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability