ISSN 0005-2531 (Print) ISSN 2522-1841 (Online)
INVESTIGATION OF NEW DIHYDROPYRIDINE DERIVATIVE SOLUTIONS BY USING OF 2D DOSY NMR
A.M.Maharramov, F.N.Naghiyev, I.G.Mamedov

 As a result of the multicomponent condensation reaction between the thiophenyli­dene­malo­no­nitril and malononitriles with (S)-(–)-1-phenylethylamine new heterocyclic dihydropyridine derivative [(S)-(–)-6-amino-2-imino-1-(1-phenylethyl)-4-(thiophen-2-yl)-1,2-dihydropyridine-3,5-dicarbonitrile] was synthesized. DMSO-d6 solutions of the new compound have been investigated in the presence of β-cyclodextrin by using the 2D DOSY method. As confirmed by our investigations, water molecules formed the combined intermolecular hydrogen bond with the β-cyclodextrin and sample. Also, the hydrodynamic radius of new dihydropyridine derivative has been calculated

https://doi.org/10.32737/0005-2531-2019-1-23-27 

Keywords : dihydropyridine, cyclodextrin, hydrodynamic radius, DOSY NMR
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№3 2026
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