Mesoporous zirconosilicate doughnuts with high performance in liquid oxidative dehydrogenation of hydroquinone to quinone

► Template-free and low temperature synthesis. ► Ordered lamella mesoporous zirconosilicate doughnuts. ► Single-source molecular precursor Zr[OSi(Ot-BuO)3]4. ► Oxidative dehydrogenation of hydroquinone to 1,4-benzoquinone.