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16 borane ... methane

From Dataset: A24 data set: accurate CCSD(T)/CBS interaction energies with further corrections

Dataset reference: Řezáč J., Hobza P., J. Chem. Theory Comput. 2013, 9, 2151−2155

Optimization level: CCSD(T)/CBS (MP2/CBS from aug-cc-pVTZ to aug-cc-pVQZ extrapolation, CCSD(T) correction calculated in aug-cc-pVDZ)

Tags: dispersion


Structure:

9

C    0.003460000   0.000000000   1.380452080
H    0.848496350   0.000000000   0.689586510
H    0.395133330   0.000000000   2.395849350
H   -0.602684470  -0.889942990   1.224826740
H   -0.602684470   0.889942990   1.224826740
B   -0.005553170   0.000000000  -1.598879760
H    0.584551280  -1.030518000  -1.679495250
H    0.584551280   1.030518000  -1.679495250
H   -1.189031480   0.000000000  -1.476772170

save structure as file..



Energies:

method counterpoise corrected remark value
CCSD(T)/CBS yes -1.485
core correlation/CBS ( ) yes -0.004
relativity/aug-cc-pVQZ-DK yes -0.001
CCSDT(Q) correction/6-31G**(0.25,0.15) yes -0.028