Abstract
We have analyzed the advantages and disadvantages of using empirical and semiempirical approximations in calculations of the optimal geometry and energy of conformational conversions of molecules in the 1,3-oxathiane series.
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Turyanskaya, A.M., Kuznetsov, V.V. Applicability of Empirical and Semiempirical Calculation Methods for Conformational Analysis of 1,3-Octathianes. Chemistry of Heterocyclic Compounds 38, 607–611 (2002). https://doi.org/10.1023/A:1019525616499
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DOI: https://doi.org/10.1023/A:1019525616499