Synthesis of a Novel Calix [4] resorcinarene-Chitosan Hybrid/ / , 2018Synthesis of a novel calix [4] resorcinarene-chitosan hybrid using vanillin as raw material has been conducted. The synthesis was carried out in four steps ie (1) allylation of vanillin,(2) HCl-catalyzed condensation allyl vanillin with resorcinol,(3) chloromethylation of C-4-allyloxy-3-methoxypheny... |