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44 Ethene ... Pentane (1.50)

From Dataset: S66x8: Dissociation curves for the S66 dataset

Dataset reference: Řezáč, J., Riley, K.E., Hobza, P., J. Chem. Theory Comput. (2011), DOI: 10.1021/ct2002946

Optimization level: MP2/cc-pVTZ (intermolecular distance scaled by 1.5)

Tags: dispersion


Structure:

23

C    0.666400380   0.183810777   0.419736827
H    1.228881823  -0.329883014   1.186259711
H    1.228035558   0.697208130  -0.347609893
C   -0.665973577   0.182973428   0.419611910
H   -1.227921712  -0.331498899   1.186103344
H   -1.228184271   0.695645746  -0.347748081
C   -2.532870756  -0.489876245   5.625399754
H   -2.562364199  -1.102897028   4.724209875
H   -2.569004705  -1.164096864   6.481016768
H   -3.434042113   0.121140183   5.642645699
C   -1.271434270   0.362799171   5.661217691
H   -1.271840135   0.982892742   6.560611635
H   -1.263045923   1.049707487   4.812157279
C   -0.000160009  -0.474758400   5.634274484
H   -0.000314064  -1.161431107   6.486106498
H   -0.000018942  -1.102336237   4.737631992
C    1.271060398   0.362828029   5.661679021
H    1.271333400   0.982638780   6.561164431
H    1.262865573   1.049902679   4.812771394
C    2.532511778  -0.489896483   5.625854837
H    2.562135249  -1.102752982   4.724545659
H    3.433689888   0.121039685   5.643432876
H    2.568430139  -1.164352564   6.481360548

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Energies:

method counterpoise corrected remark value
CCSD(T)/CBS yes -0.49