caa a22 4500 469038268 CHVBK 20180323132801.0 cr unu---uuuuu 170328e19920801xx s 000 0 eng 10.1007/BF00812331 doi (NATIONALLICENCE)springer-10.1007/BF00812331 Synthesis of some schiff bases of 3-aroyl-6-aryl-4-hydroxy-2 H -pyran-2-ones [Elektronische Daten] [Ivana Sušnik, Jasna Vorkapić-Furač, Senadin Duraković, Stanko Koprivanac, Jasna Lasinger] Synthese von Schiff'schen Basen von 3-Aroyl-6-aryl-4-hydroxy-2 H -pyran-2-onen Summary: The reaction of 3-aroyl-6-aryl-4-hydroxy-2H-pyran-2-ones (Ar=p-tolyl, 1,1′-biphenyl-4-yl or thienyl) with aniline and substitutedo-phenylenediamine (R=H, CH3 or Cl) yields a series of new Schiff bases2a-f in 51-72% yield. Bromination of1a gave the 5-bromo derivative1c, while the compounds1a,1b,2b,2e, and2f were converted into 2,6-diaryl-4H-pyran-4-ones3a-c. All products have been fully characterized. Springer-Verlag, 1992 Aniline nationallicence 3-Aroyl-6-aryl-4-hydroxy-2 H -pyran-2-ones nationallicence Schiff bases nationallicence Substituted o -phenylenediamines nationallicence Sušnik Ivana Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut Vorkapić-Furač Jasna Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut Duraković Senadin Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut Koprivanac Stanko Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut Lasinger Jasna Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut Monatshefte für Chemie / Chemical Monthly Springer-Verlag 123/8-9(1992-08-01), 817-822 0026-9247 123:8-9<817 1992 123 706 https://doi.org/10.1007/BF00812331 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/BF00812331 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Sušnik Ivana Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut NATIONALLICENCE 700 1- Vorkapić-Furač Jasna Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut NATIONALLICENCE 700 1- Duraković Senadin Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut NATIONALLICENCE 700 1- Koprivanac Stanko Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut NATIONALLICENCE 700 1- Lasinger Jasna Faculty of Food Technology and Biotechnology, University of Zagreb, 41000, Zagreb, Croatia aut NATIONALLICENCE 773 0- Monatshefte für Chemie / Chemical Monthly Springer-Verlag 123/8-9(1992-08-01), 817-822 0026-9247 123:8-9<817 1992 123 706 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer