Impellizzeri, Stefania; Simoncelli, Sabrina; Fasciani, Chiara; Marín García, Mª Luisa; Hallett-Tapley, Geniece L.; Hodgson, Gregory K.; Scaiano, Juan C.(Royal Society of Chemistry, 2015)
[EN] Solid niobium oxides (Nb2O5 center dot nH(2)O) and niobium phosphate were used as heterogeneous acid catalysts to promote the condensation between a switchable oxazine and a fluorescent coumarin in an aprotic solvent. ...