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Article
Ferrier Rearrangement and 2-Deoxy Sugar Synthesis from d-Glycals Mediated by Layered α-Zirconium Sulfophenylphosphonate-Methanphosphonate as Heterogeneous Catalyst
Layered α-zirconium sulfophenylphosphonate-methanphosphonate is a solid acid catalyst that catalyzes Ferrier rearrangement from d-glycals and alcoholic nucleophiles under mild reaction conditions in short time an...
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Article
α-Zirconium Sulfophenylphosphonate as a Catalyst for the Synthesis of 3,4-Dihydropyrimidin-2(1H)-One Derivatives Under Solvent Free Conditions
3,4-Dihydropyrimidin-2(1H)-one derivatives were synthesized using layered α-zirconium sulfophenylphosphonate as a recyclable heterogeneous catalyst. Several classes of reagents, such as functionalized aromatic an...
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Article
Ytterbium Triflate Promoted One-Pot Three Component Synthesis of 3,4,5-Trisubstituted-3,6-dihydro-2H-1,3-oxazines
An efficient one-pot synthesis of 3,4,5-trisubstituted-3,6-dihydro-2H-1,3-oxazines from acetylene dicarboxylates, aromatic and aliphatic amines, and formaldehyde is described. The six member N,O-heterocyclic nucl...
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Article
Use of HPLC in the Determination of the Molar Absorptivity of 4′-Geranyloxyferulic Acid and Boropinic Acid
Natural prenyloxycinnamic acids were shown to exert in vitro and in vivo remarkable and valuable anti-cancer and anti-inflammatory effects. Among these, 4′-geranyloxyferulic acid [3-(4′-geranyloxy-3′-methoxyph...
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Article
Composition and antioxidant activity of Nepeta foliosa essential oil from Sardinia (Italy)