Catalytic application of SO42−/Fe–ZrO2nanoparticles synthesized by a urea hydrolysis method for environmentally benign one pot synthesis of 1,8-dioxodecahydroacridines

RSC Advances ◽  
2015 ◽  
Vol 5 (105) ◽  
pp. 86179-86190 ◽  
Author(s):  
Sagnika Pradhan ◽  
B. G. Mishra

A series of sulfate grafted Fe2O3–ZrO2mixed oxides (SFexZr) were prepared by urea hydrolysis method and studied as heterogeneous catalyst for synthesis of structurally diverse 1,8-dioxodecahydroacridines.

2009 ◽  
Vol 7 (3) ◽  
pp. 550-554 ◽  
Author(s):  
Lakshman Gadekar ◽  
Shivshankar Mane ◽  
Santosh Katkar ◽  
Balasaheb Arbad ◽  
Machhindra Lande

AbstractNatural scolecite has been found as an effective catalyst for the one-pot synthesis of 2,4,5-triarylimidazole derivatives via a three component reaction using benzil or benzoin, aldehydes and ammonium acetate. This method provides several advantages such as being environmentally benign, reusable, possessing high yields with increased variations of the substituents in the product and preparative simplicity.


2021 ◽  
Author(s):  
Prasun Choudhury ◽  
Shreyasi Chattopadhyay ◽  
Goutam De ◽  
Basudeb Basu

An important group of pharmaceutical material, 1,2,3-triazoles has been synthesised using a Ni-based nanocomposite catalyst (Ni–rGO–zeolite) through azide alkyne cycloaddition (NiAAC). First, GO-zeolite hybrid was prepared through protonation of Na-Y-zeolite...


ChemInform ◽  
2015 ◽  
Vol 46 (18) ◽  
pp. no-no
Author(s):  
Elham Zarenezhad ◽  
Mohammad Navid Soltani Rad ◽  
Mohammad Hossein Mosslemin ◽  
Masoumeh Tabatabaee ◽  
Somayeh Behrouz

2010 ◽  
Vol 2 (2) ◽  
pp. 337-342 ◽  
Author(s):  
P. Rajput ◽  
N. J. P. Subhashini ◽  
Shiva Raj

A series of 2,4,6-triarylpyridines have been prepared using a variety of aromatic and heteroaromatic aldehydes in the presence of aluminum phosphate (AlPO4) as a heterogeneous catalyst at 120 oC under solvent-free conditions. The present methodology offers several advantages such as excellent yields, simple procedure, shorter reaction times, milder conditions and the catalyst exhibited remarkable reusable activity. Keywords: Aluminum phosphate; 2,4,6-triarylpyridines; One-pot synthesis; Shorter reaction times;  Reusable activity.  © 2010 JSR Publications. ISSN: 2070-0237 (Print); 2070-0245 (Online). All rights reserved. DOI: 10.3329/jsr.v2i2.3859               J. Sci. Res. 2 (2), 337-342 (2010) 


RSC Advances ◽  
2015 ◽  
Vol 5 (57) ◽  
pp. 46415-46422 ◽  
Author(s):  
Yogesh Kumar Tailor ◽  
Sarita Khandelwal ◽  
Yogita Kumari ◽  
Kamlendra Awasthi ◽  
Mahendra Kumar

An efficient, environmentally benign isocyanide-based domino protocol is presented for synthesizing spiroheterocycles with 2-amino benzothiazole/1,3,4-thiadiazole, cyclohexyl/tert-butyl isocyanides and isatines/cyclic carbonyls, catalyzed by recyclable nanocrystalline TiO2.


RSC Advances ◽  
2014 ◽  
Vol 4 (56) ◽  
pp. 29772-29781 ◽  
Author(s):  
Avvari N. Prasad ◽  
Benjaram M. Reddy ◽  
Eun-Young Jeong ◽  
Sang-Eon Park

Efficient synthesis of 1,4-disubstituted 1,2,3-triazoles using Cu(ii)-PBS-HPMO as a heterogeneous catalyst.


ACS Catalysis ◽  
2013 ◽  
Vol 3 (5) ◽  
pp. 1020-1025 ◽  
Author(s):  
German Lener ◽  
Raúl E. Carbonio ◽  
E. Laura Moyano

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