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 CH3CHClCH3 (Propane, 2-chloro-)

using model chemistry: CCSD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-578.036409
Energy at 298.15K 
HF Energy-577.251223
Nuclear repulsion energy166.270416
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/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCSD/aug-cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.891 1.008 0.000
C2 0.571 -0.060 0.000
C3 0.571 -0.896 1.265
C4 0.571 -0.896 -1.265
H5 1.412 0.631 0.000
H6 1.472 -1.514 1.290
H7 1.472 -1.514 -1.290
H8 0.556 -0.264 2.151
H9 0.556 -0.264 -2.151
H10 -0.301 -1.551 1.288
H11 -0.301 -1.551 -1.288

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.81112.71432.71432.33393.68953.68952.88852.88852.92522.9252
C21.81111.51661.51661.08792.14252.14252.16112.16112.15472.1547
C32.71431.51662.52982.15391.09262.77821.08903.47431.09052.7760
C42.71431.51662.52982.15392.77821.09263.47431.08902.77601.0905
H52.33391.08792.15392.15392.50372.50372.48222.48223.05813.0581
H63.68952.14251.09262.77822.50372.57921.77323.77381.77333.1287
H73.68952.14252.77821.09262.50372.57923.77381.77323.12871.7733
H82.88852.16111.08903.47432.48221.77323.77384.30281.77083.7709
H92.88852.16113.47431.08902.48223.77381.77324.30283.77091.7708
H102.92522.15471.09052.77603.05811.77333.12871.77083.77092.5761
H112.92522.15472.77601.09053.05813.12871.77333.77091.77082.5761

picture of Propane, 2-chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 108.991 Cl1 C2 C4 108.991
Cl1 C3 H5 55.875 C2 C3 H6 109.323
C2 C3 H8 111.008 C2 C3 H10 110.406
C2 C4 H7 109.323 C2 C4 H9 111.008
C2 C4 H11 110.406 C3 C2 C4 113.028
C3 C2 H5 110.499 C4 C2 H5 110.499
H6 C3 H8 108.738 H6 C3 H10 108.638
H7 C4 H9 108.738 H7 C4 H11 108.638
H8 C3 H10 108.676 H9 C4 H11 108.676
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability