South African Journal of Chemistry
On-line version ISSN 1996-840X
MADJE, Balaji R.; UBALE, Milind B.; BHARAD, Jagdish V. and SHINGARE, Murlidhar S.. Alum-promoted synthesis of 1,8-dioxo-octahydroxanthenes in water. S.Afr.j.chem. (Online) [online]. 2010, vol.63, pp. 36-39. ISSN 1996-840X.
A new and efficient method to synthesize a 3,3,6,6,9-aryl-1,8-dioxo-octahydroxanthene derivative using alum as catalyst was performed in aqueous media. This method has several advantages such as environmental friendliness, high yields and simple workup procedure.
Keywords : Alum; aqueous media; 3,3,6,6,9-aryl-1,8-dioxo-octahydroxanthene; condensation reaction.