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All results from a given calculation for CH3CHCH3 (Isopropyl radical)

using model chemistry: QCISD(T)/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 2A
Energy calculated at QCISD(T)/aug-cc-pVTZ
 hartrees
Energy at 0K-118.254689
Energy at 298.15K 
HF Energy-117.680193
Nuclear repulsion energy75.408209
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 QCISD(T)/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD(T)/aug-cc-pVTZ
ABC
1.23208 0.27959 0.24921

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.012 0.547 0.000
C2 0.012 -0.201 1.293
C3 0.012 -0.201 -1.293
H4 -0.257 1.597 0.000
H5 -0.950 -0.710 1.465
H6 -0.950 -0.710 -1.465
H7 0.781 -0.982 1.296
H8 0.189 0.458 2.145
H9 0.781 -0.982 -1.296
H10 0.189 0.458 -2.145

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49391.49391.08392.15652.15652.14652.15442.14652.1544
C21.49392.58652.23091.10142.96521.09601.09182.81143.5057
C31.49392.58652.23092.96521.10142.81143.50571.09601.0918
H41.08392.23092.23092.81902.81903.06712.46933.06712.4693
H52.15651.10142.96522.81902.93041.75981.76743.26973.9619
H62.15652.96521.10142.81902.93043.26973.96191.75981.7674
H72.14651.09602.81143.06711.75983.26971.77392.59163.7771
H82.15441.09183.50572.46931.76743.96191.77393.77714.2906
H92.14652.81141.09603.06713.26971.75982.59163.77711.7739
H102.15443.50571.09182.46933.96191.76743.77714.29061.7739

picture of Isopropyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.496 C1 C2 H7 111.024
C1 C2 H8 111.918 C1 C3 H6 111.496
C1 C3 H9 111.024 C1 C3 H10 111.918
C2 C1 C3 119.925 C2 C1 H4 119.005
C3 C1 H4 119.005 H5 C2 H7 106.423
H5 C2 H8 107.381 H6 C3 H9 106.423
H6 C3 H10 107.381 H7 C2 H8 108.354
H9 C3 H10 108.354
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability