30038-65-4Relevant academic research and scientific papers
Introduction of a novel dicationic Br?nsted acidic ionic liquid based on pyrazine and its application in the synthesis of xanthenediones and 3, 4-dihydropyrimidin-2(1H)-ones under solvent-free conditions
Sadati Sorkhi, Seyyed Erfan,Hashemi, Mohammad M.,Ezabadi, Ali
, p. 2229 - 2246 (2020/02/15)
A novel dicationic Br?nsted acidic ionic liquid based on pyrazine has been prepared and characterized by FTIR, 1H NMR, 13C NMR, MS, thermal gravimetric and differential thermal gravimetric analysis and also Hammett acidity function.
One-pot three-component synthesis of 1,8-dioxooctahydroxanthenes and 14-Aryl-14Hdibenzo[a,j]xanthenes using a new nanostructure zeolite
Hojati, Seyedeh Fatemeh,Moosavifar, Maryam,Moeinieghbali, Nasrin
, (2020/02/15)
Abstract: A new modified zeolite containing Fe nanoparticles loaded in zeolite X (Fe-X) has been synthesized and characterized by FT-IR, XRD, EDX and SEM techniques and its catalytic activity has been investigated in the synthesis of two series of xanthen
An efficient heterogeneous iron oxide nanoparticle catalyst for the synthesis of 9-substituted xanthene-1,8-dione
Thirumalai, Dhakshanamurthy,Gajalakshmi, Shanmugam
, p. 2657 - 2668 (2020/03/23)
Abstract: An efficient and simple method for the synthesis of xanthene derivatives by using iron oxide nanoparticles (NPs) as a catalyst has been investigated. Synthesis of 9-substituted xanthene-1,8-dione derivatives involves one-pot reaction of dimedone
Immobilized copper-layered nickel ferrite on acid-activated montmorillonite, [(NiFe2O4?Cu)(H+-Mont)], as a superior magnetic nanocatalyst for the green synthesis of xanthene derivatives
Zeynizadeh, Behzad,Rahmani, Soleiman
, p. 28038 - 28052 (2019/09/30)
In this study, the immobilization of copper-layered nickel ferrite on the surface and in the cavities of acid-activated montmorillonite (H+-Mont) was investigated. In this context, magnetic nanoparticles (MNPs) of NiFe2O4
Preparation and characterization of a novel room temperature dicationic ionic liquid and its application in the synthesis of xanthenediones under solvent-free conditions
Ehsani-Nasab, Zainab,Ezabadi, Ali
, p. 602 - 608 (2019/01/14)
Aim and Objective: In the present work, 1, 1’-sulfinyldiethylammonium bis (hydrogen sulfate) as a novel room temperature dicationic ionic liquid was synthesized and used as a catalyst for xanthenediones synthesis. Material and Method: The dicationic ionic
Efficient and clean synthesis of 1,8-dioxooctahydroxanthenes in aqueous medium
Pore, Santosh B
, p. 2621 - 2624 (2018/11/10)
In this work, an efficient synthesis of 1,8-dioxooctahydroxanthenes in aqueous medium is reported. The reaction was catalyzed by aqueous extract of plant material (pericarp of Sapindus trifoliatus fruit), which makes this protocol 'green' and eco-friendly
Synthesis and characterization of a novel ionic liquid based on N,N,N,N-tetramethylethylenediamine and its application in the synthesis of 1,8-dioxo-octahydro xanthenes
Piralghar, Zahra Abdi,Hashemi, Mohammad Mahmoodi,Ezabadi, Ali
, p. 526 - 532 (2018/12/13)
Aim and Objective: In this work, we synthesized and characterized a novel Br?nsted acidic ionic liquid from the reaction of N, N, N’, N’-tetramethylethylenediamine with chlorosulfonic acid and explored its catalytic activity in 1, 8-dioxo-octahydroxanthen
Simple hydrothermal synthesis of sphere-like TiO2 nanoparticles and their functionalization with 1,4-butane sultone as a new heterogeneous catalyst
Hosseini, Maliheh M.,Kolvari, Eskandar,Zolfagharinia, Somayeh,Hamzeh, Mina
, p. 1777 - 1788 (2017/06/27)
Abstract: For the first time, anatase TiO2 nanoparticles with high specific surface area have been synthesized by hydrothermal method using titanium (IV) ethoxide solution. Nanocrystalline titania-based sulfonic acid (nano-TiO2–Bu–SO
Catalytic application of N,2-dibromo-6-chloro-3,4-dihydro-2H-benzo[e][1,2,4]thiadiazine-7-sulfonamide 1,1-dioxide as a new catalyst for the synthesis of 9-aryl-1,8-dioxo-octahydroxanthenes under neutral media
Khazaei, Ardeshir,Abbasi, Fatemeh,Moosavi-Zare, Ahmad Reza
, p. 6719 - 6732 (2016/07/12)
Abstract: A new N-bromo sulfonamide reagent, namely N,2-dibromo-6-chloro-3,4-dihydro-2H-benzo[e][1,2,4]thiadiazine-7-sulfonamide 1,1-dioxide, was synthesized and used as a new and highly efficient catalyst for the preparation of 9-aryl-1,8-dioxo-octahydro
ZnO nanoparticles: An efficient and reusable catalyst for one-pot synthesis of 1,8-dioxo-octahydroxanthenes
Lasemi, Zahra,Mehrasbi, Ebrahim
, p. 2855 - 2866 (2015/04/27)
Abstract Zinc oxide (ZnO) nanoparticles have been used as an efficient and recyclable catalyst for one-pot synthesis of 1,8-dioxo-octahydroxanthene derivatives via condensation of aromatic aldehydes and 5,5-dimethyl-1,3- cyclohexanedione under mild reacti
