return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H7 (n-Propyl radical)

using model chemistry: CCD/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A"
Energy calculated at CCD/Def2TZVPP
 hartrees
Energy at 0K-118.221282
Energy at 298.15K 
HF Energy-117.678984
Nuclear repulsion energy76.022595
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 CCD/Def2TZVPP
Rotational Constants (cm-1) from geometry optimized at CCD/Def2TZVPP
ABC
1.09439 0.30201 0.26092

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.297 -0.296 -0.030
C2 0.077 0.560 0.046
C3 -1.219 -0.245 -0.033
H4 -2.092 0.404 0.024
H5 -1.271 -0.801 -0.970
H6 -1.277 -0.964 0.785
H7 0.083 1.135 0.981
H8 0.102 1.305 -0.753
H9 2.261 0.130 -0.259
H10 1.262 -1.327 0.290

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49242.51603.46052.78092.78102.13112.12471.07911.0800
C21.49241.52762.17432.16842.16811.09741.09272.24722.2419
C32.51601.52761.08951.09001.09052.15172.15953.50732.7256
H43.46052.17431.08951.76431.76422.48622.49534.37073.7834
H52.78092.16841.09001.76431.76233.06402.52293.72142.8778
H62.78102.16811.09051.76421.76232.50853.06793.84792.6123
H72.13111.09742.15172.48623.06402.50851.74272.70022.8155
H82.12471.09272.15952.49532.52293.06791.74272.50743.0596
H91.07912.24723.50734.37073.72143.84792.70022.50741.8503
H101.08002.24192.72563.78342.87782.61232.81553.05961.8503

picture of n-Propyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.831 C1 C2 H7 109.806
C1 C2 H8 109.584 C2 C1 H9 120.982
C2 C1 H10 120.420 C2 C3 H4 111.261
C2 C3 H5 110.764 C2 C3 H6 110.705
C3 C2 H7 109.006 C3 C2 H8 109.896
H4 C3 H5 108.096 H4 C3 H6 108.045
H5 C3 H6 107.842 H7 C2 H8 105.452
H9 C1 H10 117.957
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability