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All results from a given calculation for C3H4 (cyclopropene)

using model chemistry: CID/daug-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 CID/daug-cc-pVTZ
 hartrees
Energy at 0K-116.321012
Energy at 298.15K 
HF Energy-115.867000
Nuclear repulsion energy64.298417
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 CID/daug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CID/daug-cc-pVTZ
ABC
1.02345 0.74064 0.46931

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/daug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.857
C2 0.000 0.641 -0.498
C3 0.000 -0.641 -0.498
H4 0.000 1.566 -1.032
H5 0.000 -1.566 -1.032
H6 0.907 0.000 1.446
H7 -0.907 0.000 1.446

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7
C11.49891.49892.45392.45391.08111.0811
C21.49891.28261.06812.27122.23872.2387
C31.49891.28262.27121.06812.23872.2387
H42.45391.06812.27123.13233.06863.0686
H52.45392.27121.06813.13233.06863.0686
H61.08112.23872.23873.06863.06861.8130
H71.08112.23872.23873.06863.06861.8130

picture of cyclopropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 64.668 C1 C2 H4 145.350
C1 C3 C2 64.668 C1 C3 H5 145.350
C2 C1 C3 50.665 C2 C1 H6 119.507
C2 C1 H7 119.507 C2 C3 H5 149.982
C3 C1 H6 119.507 C3 C1 H7 119.507
C3 C2 H4 149.982 H6 C1 H7 113.960
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability