%0 Journal Article %T Efficient synthesis of novel 9H-xanthen-9-yl derivatives of bidentate heterocyclic nucleophiles by Fe(HSO4)3 as a catalyst %A Eshghi, Hossein %A Bakavoli, Mehdi %A Abedini Torghabeh, Javad %A Rahimizadeh, Mohammad %J Chinese Chemical Letters %@ 1001-8417 %D 2012