scholarly journals AN EFFICIENT ONE POT SYNTHESIS OF 2-ARYL BENZOXAZOLE BY USING SiO2/MgSnO3 AS A HETEROGENEOUS RECYCLABLE CATALYST

2019 ◽  
Vol 14 (01) ◽  
pp. 186-193
Author(s):  
S. S. Sagar ◽  
R. P. Chavan
2017 ◽  
Vol 57 (1) ◽  
Author(s):  
Javad Safaei-Ghomi ◽  
Mohammad Ali Ghasemzadeh ◽  
Safura Zahedi

ZnO nanoparticles as a worthwhile and recyclable catalyst have been used for the one-pot synthesis of 1,8-dioxo-decahydroacridines and 1,8-dioxooctahydro-xanthenes via multi-component reactions under solvent-free conditions. The presented method is mild, environmentally friendly, inexpensive and highly effective to give the products in good to excellent yields.


RSC Advances ◽  
2015 ◽  
Vol 5 (16) ◽  
pp. 11745-11752 ◽  
Author(s):  
Pranab J. Das ◽  
Jupitara Das

Amine based ionic liquid was reported as an efficient and easily recyclable catalyst for the solvent free environmental benign synthesis of xanthene and benzoxanthene derivatives within 10–30 minutes.


2010 ◽  
Vol 57 (6) ◽  
pp. 1315-1320 ◽  
Author(s):  
Guo-Ying Sun ◽  
Jun-Tao Hou ◽  
Jing-Jie Dou ◽  
Jun Lu ◽  
Yong-Jie Hou ◽  
...  

2011 ◽  
Vol 65 (6) ◽  
Author(s):  
Eskandar Kolvari ◽  
Mohammad Zolfigol ◽  
Nadiya Koukabi ◽  
Behzad Shirmardi-Shaghasemi

AbstractA simple, inexpensive and efficient one-pot synthesis of 1,4-dihydropyridine derivatives under solvent-free conditions using silica sulphuric acid (SSA) as a heterogeneous and recyclable catalyst is reported.


RSC Advances ◽  
2015 ◽  
Vol 5 (58) ◽  
pp. 46545-46551 ◽  
Author(s):  
Behrooz Maleki ◽  
Mehdi Baghayeri ◽  
Seyed Mohammad Vahdat ◽  
Abbas Mohammadzadeh ◽  
Somaieh Akhoondi

A Ag@TiO2 nanocomposite/water as a novel catalytic system is used for the synthesis of benzoxazole derivatives. A shorter reaction time along with high product yield, catalyst stability and recyclability are the merits of this novel protocol.


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