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目前显示的是标签为“Molecular Mechanics”的博文

The Cyclization of Alkyl Side Chains of Naphthalenes: The GC/Potential Energies/FTIR Approach

Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=50969#.VFG4HFfHRK0 Author(s) Pavel Straka 1* , Miroslava Novotná 2 , Petr Buryan 2 , Olga Bičáková 1 Affiliation(s) 1 Institute of Rock Structure and Mechanics, v.v.i., Academy of Sciences of the Czech Republic, Prague, Czech Republic . 2 Institute of Chemical Technology, Prague, Czech Republic . ABSTRACT Gas chromatographic measurements of the retention times of alkyl naphthalenes on packed columns with polar and non-polar stationary phases have proven that the logarithm of the relative retention time increases bi-linearly (not linearly) with the number of carbon atoms in a molecule. This is caused by a strong inclination of a...