SEARCH Articles Figures Tables Aldehydes catalysts Aldehydes oxidation Catalyst chromium Catalyst copper-chromium Catalysts copper oxide Chromium oxidants Chromium oxidation catalyst Chromium oxide Chromium oxide catalysts Chromium oxids Chromium synthesis Chromium-copper Copper - chromium oxide catalyst Copper catalyst Copper catalysts, for oxidation Copper oxidized Copper synthesis Oxidants copper Oxidative coppering Oxides chromium oxide Oxidic copper