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All results from a given calculation for CH3CCl2CH3 (Propane, 2,2-dichloro-)

using model chemistry: MP2/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/CEP-31G
 hartrees
Energy at 0K-49.558562
Energy at 298.15K 
HF Energy-49.238675
Nuclear repulsion energy97.492545
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 MP2/CEP-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3176 3069 27.33 68.00 0.75 0.86
2 A1 3049 2946 29.69 290.31 0.01 0.01
3 A1 1511 1460 2.71 22.50 0.75 0.86
4 A1 1466 1416 3.96 1.52 0.44 0.61
5 A1 1216 1175 46.54 3.59 0.19 0.31
6 A1 927 895 7.93 11.48 0.74 0.85
7 A1 526 508 15.62 21.59 0.05 0.10
8 A1 352 340 0.93 5.42 0.46 0.63
9 A1 243 235 1.15 7.95 0.68 0.81
10 A2 3154 3048 0.00 7.98 0.75 0.86
11 A2 1504 1454 0.00 27.09 0.75 0.86
12 A2 1057 1021 0.00 7.36 0.75 0.86
13 A2 276 266 0.00 2.97 0.75 0.86
14 A2 258 249 0.00 0.05 0.75 0.86
15 B1 3159 3053 48.45 133.71 0.75 0.86
16 B1 1520 1469 12.36 0.08 0.75 0.86
17 B1 1177 1137 94.73 2.71 0.75 0.86
18 B1 646 624 80.87 18.77 0.75 0.86
19 B1 354 342 1.68 5.36 0.75 0.86
20 B1 295 285 0.01 0.00 0.75 0.86
21 B2 3172 3065 15.57 46.60 0.75 0.86
22 B2 3047 2944 14.85 0.03 0.75 0.86
23 B2 1499 1448 4.90 0.03 0.75 0.86
24 B2 1447 1398 11.68 3.68 0.75 0.86
25 B2 1238 1196 13.22 0.02 0.75 0.86
26 B2 975 942 0.24 1.59 0.75 0.86
27 B2 371 359 3.94 3.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18805.2 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 18171.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/CEP-31G
ABC
0.11389 0.07443 0.06531

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.375
Cl2 1.536 0.000 -0.747
Cl3 -1.536 0.000 -0.747
C4 0.000 1.311 1.216
C5 0.000 -1.311 1.216
H6 0.000 2.200 0.557
H7 0.000 -2.200 0.557
H8 -0.906 1.334 1.857
H9 0.906 1.334 1.857
H10 0.906 -1.334 1.857
H11 -0.906 -1.334 1.857

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 C4 C5 H6 H7 H8 H9 H10 H11
C11.90181.90181.55801.55802.20772.20772.19022.19022.19022.1902
Cl21.90183.07192.81632.81632.98302.98303.81072.99252.99253.8107
Cl31.90183.07192.81632.81632.98302.98302.99253.81073.81072.9925
C41.55802.81632.81632.62261.10693.57291.10991.10992.86862.8686
C51.55802.81632.81632.62263.57291.10692.86862.86861.10991.1099
H62.20772.98302.98301.10693.57294.40031.80601.80603.87323.8732
H72.20772.98302.98303.57291.10694.40033.87323.87321.80601.8060
H82.19023.81072.99251.10992.86861.80603.87321.81203.22522.6680
H92.19022.99253.81071.10992.86861.80603.87321.81202.66803.2252
H102.19022.99253.81072.86861.10993.87321.80603.22522.66801.8120
H112.19023.81072.99252.86861.10993.87321.80602.66803.22521.8120

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 110.739 C1 C4 H8 109.206
C1 C4 H9 109.206 C1 C5 H7 110.739
C1 C5 H10 109.206 C1 C5 H11 109.206
Cl2 C1 Cl3 107.728 Cl2 C1 C4 108.570
Cl2 C1 C5 108.570 Cl3 C1 C4 108.570
Cl3 C1 C5 108.570 C4 C1 C5 114.629
H6 C4 H8 109.120 H6 C4 H9 109.120
H7 C5 H10 109.120 H7 C5 H11 109.120
H8 C4 H9 109.432 H10 C5 H11 109.432
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability