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All results from a given calculation for CH3CHClCH3 (Propane, 2-chloro-)

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 CS 1A'
Energy calculated at MP2/CEP-31G*
 hartrees
Energy at 0K-35.737496
Energy at 298.15K-35.745255
HF Energy-35.232147
Nuclear repulsion energy71.633979
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 A' 3206 3043 42.03 49.97 0.60 0.75
2 A' 3189 3027 51.17 91.22 0.72 0.84
3 A' 3157 2997 8.54 111.01 0.37 0.54
4 A' 3088 2932 24.40 256.87 0.01 0.02
5 A' 1533 1455 10.08 0.74 0.63 0.77
6 A' 1519 1442 6.30 18.28 0.75 0.86
7 A' 1451 1377 7.64 2.44 0.22 0.36
8 A' 1325 1258 43.79 8.03 0.70 0.82
9 A' 1214 1152 15.60 2.56 0.65 0.79
10 A' 1108 1052 17.83 6.48 0.52 0.68
11 A' 929 882 9.29 9.85 0.63 0.77
12 A' 668 634 23.06 15.51 0.22 0.35
13 A' 424 402 1.48 2.87 0.36 0.53
14 A' 341 324 0.98 1.29 0.63 0.77
15 A' 284 270 0.15 0.22 0.66 0.80
16 A" 3201 3039 12.00 32.58 0.75 0.86
17 A" 3184 3023 3.60 16.22 0.75 0.86
18 A" 3086 2930 19.64 2.83 0.75 0.86
19 A" 1512 1436 0.32 21.86 0.75 0.86
20 A" 1507 1431 1.71 3.73 0.75 0.86
21 A" 1443 1370 11.55 1.00 0.75 0.86
22 A" 1377 1307 1.29 4.41 0.75 0.86
23 A" 1181 1121 1.93 7.29 0.75 0.86
24 A" 975 925 0.00 3.18 0.75 0.86
25 A" 954 905 2.25 0.35 0.75 0.86
26 A" 328 311 1.52 1.99 0.75 0.86
27 A" 253 240 0.04 0.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 21217.3 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 20143.7 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
0.26404 0.14970 0.10511

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.893 1.022 0.000
C2 0.572 -0.059 0.000
C3 0.572 -0.909 1.281
C4 0.572 -0.909 -1.281
H5 1.432 0.630 0.000
H6 1.483 -1.535 1.301
H7 1.483 -1.535 -1.301
H8 0.560 -0.269 2.179
H9 0.560 -0.269 -2.179
H10 -0.313 -1.569 1.304
H11 -0.313 -1.569 -1.304

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.82042.74182.74182.35833.72593.72592.92062.92062.95832.9583
C21.82041.53771.53771.10272.16922.16922.18942.18942.18272.1827
C32.74181.53772.56242.18001.10622.80951.10273.51911.10382.8112
C42.74181.53772.56242.18002.80951.10623.51911.10272.81121.1038
H52.35831.10272.18002.18002.52722.52722.51372.51373.09593.0959
H63.72592.16921.10622.80952.52722.60301.79583.81701.79663.1652
H73.72592.16922.80951.10622.52722.60303.81701.79583.16521.7966
H82.92062.18941.10273.51912.51371.79583.81704.35841.79363.8193
H92.92062.18943.51911.10272.51373.81701.79584.35843.81931.7936
H102.95832.18271.10382.81123.09591.79663.16521.79363.81932.6087
H112.95832.18272.81121.10383.09593.16521.79663.81931.79362.6087

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 109.172 Cl1 C2 C4 109.172
Cl1 C3 H5 55.864 C2 C3 H6 109.169
C2 C3 H8 110.957 C2 C3 H10 110.364
C2 C4 H7 109.169 C2 C4 H9 110.957
C2 C4 H11 110.364 C3 C2 C4 112.852
C3 C2 H5 110.218 C4 C2 H5 110.218
H6 C3 H8 108.776 H6 C3 H10 108.771
H7 C4 H9 108.776 H7 C4 H11 108.771
H8 C3 H10 108.758 H9 C4 H11 108.758
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability