68828-00-2Relevant academic research and scientific papers
A rapid and efficient method for the synthesis of 14H-dibenzo[7α.j] xanthenes, aryl-5H-dibenzo [b.i]xanthene-5,7,12,14-(13H)-tetraone and 1,8-dioxo-octahydroxanthenes by acidic ionic liquid
Rahmati, Abbas
, p. 761 - 764 (2010)
Various xanthenes have been synthesized by the condensation of β-naphthol, 2-hydroxynaphthalene-1,4-dione or dimedone with various aldehydes in the presence of trifluoroacetic acid as catalyst in 1,1,3,3-N,N,N',N'-tetramethylguanidinium trifluoroacetate (
Solvent-free synthesis of 14-Aryl-14H-dibenzo[a,j]xanthenes catalyzed by recyclable and reusable iron(III) triflate
Cao, Yang,Yao, Changsheng,Qin, Bingbin,Zhang, Honghong
, p. 3055 - 3062 (2013/09/23)
A solvent-free and efficient synthesis of 14-aryl-14H-dibenzo[a,j]xanthenes through the one-pot condensation of β-naphthol and aldehydes catalyzed by recyclable and reusable Iron(III) triflate was reported. Notably, the presented method features short rea
Br?nsted acidic ionic liquid as an efficient and reusable catalyst for synthesis of 14-aryl-or 14-alkyl-14 H-dibenzo[a,j]xanthenes under solvent-free conditions
Hajipour, Abdol R.,Ghayeb, Yosof,Sheikhan, Nafisehsadat,Ruoho, Arnold E.
experimental part, p. 741 - 744 (2010/06/13)
A mild and efficient method has been developed for the preparation of 14-aryl-or 14-alkyl-14H-dibenzo[a,j]xanthenes from one-pot condensation of aldehydes with 2-naphthol using catalytic amount of Br?nsted acidic ionic liquid ([TEBSA][HSO) under thermal s
Fluoroboric acid adsorbed on silica-gel-catalyzed synthesis of 14-aryl-14H-dibenzo[a,j]xanthene derivatives
Liu, Yu-Heng,Tao, Xu-Ye,Lei, Li-Qin,Zhang, Zhan-Hui
experimental part, p. 580 - 589 (2009/07/04)
A simple and efficient procedure has been developed for the preparation of 14-aryl-14H-dibenzo[a,j]xanthene derivatives using fluoroboric acid adsorbed on silica gel as a heterogeneous catalyst. The methodology involves the one-pot condensation reaction o
Facile and efficient synthesis of 14-alkyl- or aryl-14-H-dibenzo[a,j] xanthenes using sulfonyl-functionalized ionic liquids
Kumari, Pratibha,Yathindranath, Vinith,Chauhan
, p. 637 - 648 (2008/04/12)
An efficient, simple, and rapid synthesis of 14-alkyl-or aryl-14-H-dibenzo[a,j]xanthenes is reported by one-pot condensation of 2-naphthol with alkyl or aryl aldehydes in the presence of sulfonyl- functionalized acidic ionic liquids at 125°C. Copyright Ta
