<正>Strontium chloride was used as an efficient and recyclable catalyst in one-pot condensation of anthranilic acid,ortho esters and amines leading to the forma
A new polymer,polyzirconoxanesal(PZS),is synthesized from the reaction of zirconium oxychloride octahydrate (ZrOCl<sub>2</sub>-8H<sub>2</sub>O) with acetylacetone(Ha