66596-02-9Relevant academic research and scientific papers
Highly efficient and environmentally friendly preparation of 14-Aryl-14H dibenzo[a,j]xanthenes catalyzed by tungsto-divanado-phosphoric acid
Tayebee, Reza,Tizabi, Shima
, p. 962 - 969 (2012)
A rapid and efficient procedure for the preparation of various aryl-14H-dibenzo[a,j]xanthenes was reported. The method developed produced excellent yields via one-pot condensation of β-naphthol with various aryl-aldehydes in the presence of Keggin vanadiu
Fe2+ supported on hydroxyapatite-core–shell-γ-Fe2O3 nanoparticles: Efficient and recyclable green catalyst for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthene derivatives
Haeri, Hakimeh Sadat,Rezayati, Sobhan,Nezhad, Eshagh Rezaee,Darvishi, Hamed
, p. 4773 - 4784 (2016/07/06)
In this work, Fe2+ supported on hydroxyapatite-core–shell-γ-Fe2O3 nanoparticles (γ-Fe2O3–HAp-Fe2+ NPs) has been prepared and characterized by Fourier transform infrared spectroscopy, X-ray
Task specific dicationic acidic ionic liquids catalyzed efficient and rapid synthesis of benzoxanthenones derivatives
Azizi, Najmedin,Shirdel, Fatemeh
, p. 783 - 787 (2016/08/04)
A rapid and straightforward approach to the synthesis of dibenzo[a,j]xanthenes and 1,8-dioxo-octahydroxanthenes using task specific dicationic acidic ionic liquids as a highly efficient and readily available catalyst under solvent-free condition have been
Efficient one-pot synthesis of 14-aryl-14H-dibenzo[a,j]xanthene derivatives promoted by niobium pentachloride
De Andrade Bartolomeu, Aloisio,De Menezes, Manoel Lima,De Silva Filho, Luiz Carlos
, p. 1593 - 1600 (2015/03/30)
A simple and efficient procedure for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthene derivatives through one-pot condensation of 2-naphthol with aryl aldehydes in the presence of niobium pentachloride is described. The reactions were carried out using 2
Efficient one-pot synthesis of 14-aryl-14H-dibenzo[a,j]xanthene derivatives promoted by niobium pentachloride
De Andrade Bartolomeu, Aloisio,De Menezes, Manoel Lima,Da Silva Filho, Luiz Carlos
, p. 1593 - 1600 (2015/02/19)
A simple and efficient procedure for the synthesis of 14-aryl-14H-dibenzo[a,j ]xanthene derivatives through one-pot condensation of 2-naphthol with aryl aldehydes in the presence of niobium pentachloride is described. The reactions were carried out using
Microwave-assisted green synthesis of dibenzo[a,j]xanthenes using p-dodecylbenzenesulfonic acid as an efficient Bronsted acid catalyst under solvent-free conditions
Prasad, Davinder,Preetam, Amreeta,Nath, Mahendra
experimental part, p. 675 - 678 (2012/10/08)
The p-dodecylbenzenesulfonic acid (DBSA) has been successfully applied as an efficient acidic catalyst for the microwave-assisted synthesis of a series of 14-aryl- or alkyl-14H-dibenzo[a,j]xanthenes (3a-m) via a one-pot condensation-cyclization reaction o
Magnesium hydrogensulfate [Mg(HSO4)2] as an efficient catalyst for the preparation of silyl ethers, dibenzo[a,j]xanthenes, and octahydroxanthene derivatives
Shaterian, Hamid Reza,Doostmohammadi, Razieh,Khorami, Fahimeh,Ghashang, Majid
experimental part, p. 171 - 180 (2010/04/05)
Magnesium hydrogensulfate [Mg(HSO4)2], as a heterogeneous solid acid catalyst, has been used for the mild formation of trimethylsilyl (TMS) ethers from various primary, secondary, and tertiary aliphatic alcohols; aromatic alcohols; a
One-pot synthesis of 14H-dibenzo[a,j]xanthene and its 14-substituted derivatives
Khoramabadi-Zad, Ahmad,Akbari, Safar-Ali,Shiri, Azam,Veisi, Hojat
, p. 277 - 279 (2007/10/03)
Preparation methods of the titled compounds are mentioned and an easy, environment friendly, common and one-pot synthesis of these compounds is described.
