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 CH3CCl2CH3 (Propane, 2,2-dichloro-)

using model chemistry: CCSD=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD=FULL/Def2TZVPP
 hartrees
Energy at 0K-1037.516092
Energy at 298.15K 
HF Energy-1036.168934
Nuclear repulsion energy296.727053
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=FULL/Def2TZVPP
Rotational Constants (cm-1) from geometry optimized at CCSD=FULL/Def2TZVPP
ABC
0.12347 0.08218 0.07220

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.332
Cl2 1.454 0.000 -0.714
Cl3 -1.454 0.000 -0.714
C4 0.000 1.263 1.168
C5 0.000 -1.263 1.168
H6 0.000 2.140 0.531
H7 0.000 -2.140 0.531
H8 -0.887 1.278 1.797
H9 0.887 1.278 1.797
H10 0.887 -1.278 1.797
H11 -0.887 -1.278 1.797

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 C4 C5 H6 H7 H8 H9 H10 H11
C11.79111.79111.51431.51432.14962.14962.13652.13652.13652.1365
Cl21.79112.90822.69252.69252.87122.87123.66272.87342.87343.6627
Cl31.79112.90822.69252.69252.87122.87122.87343.66273.66272.8734
C41.51432.69252.69252.52531.08473.46221.08721.08722.76362.7636
C51.51432.69252.69252.52533.46221.08472.76362.76361.08721.0872
H62.14962.87122.87121.08473.46224.28081.77001.77003.75173.7517
H72.14962.87122.87123.46221.08474.28083.75173.75171.77001.7700
H82.13653.66272.87341.08722.76361.77003.75171.77403.11152.5562
H92.13652.87343.66271.08722.76361.77003.75171.77402.55623.1115
H102.13652.87343.66272.76361.08723.75171.77003.11152.55621.7740
H112.13653.66272.87342.76361.08723.75171.77002.55623.11151.7740

picture of Propane, 2,2-dichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H6 110.510 C1 C4 H8 109.326
C1 C4 H9 109.326 C1 C5 H7 110.510
C1 C5 H10 109.326 C1 C5 H11 109.326
Cl2 C1 Cl3 108.550 Cl2 C1 C4 108.803
Cl2 C1 C5 108.803 Cl3 C1 C4 108.803
Cl3 C1 C5 108.803 C4 C1 C5 112.992
H6 C4 H8 109.158 H6 C4 H9 109.158
H7 C5 H10 109.158 H7 C5 H11 109.158
H8 C4 H9 109.345 H10 C5 H11 109.345
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability