A simple deep eutectic solvent based on tin (II) chloride was used as a dual catalyst and
environmentally benign reaction medium for an efficient synthesis of 3, 4‐dihydropyrimidin …

Nano-ZrO2 sulfuric acid [n-ZrO2–SO3H (n-ZrSA)] has been synthesized from the reaction of
nano-ZrO2 with chlorosulfonic acid as sulfonating agent. This catalyst was characterized via …

Owing to their various functionalities and high processability, hybrid materials consisting of
polymers and metal–organic frameworks have attracted interest in a variety of applications …

Background: Poly ethylene glycol based dicationic acidic ionic liquid catalysts [PEG-DAIL,
Cl] have been prepared by mono chloroacetic acid and used as a cost effective alternative to …

A sulfonic acid-functionalized polypropylene fiber, capable of acting as a supported catalyst
in the accomplishment of the Biginelli reaction, is presented. Excellent results, in terms of …

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In this research, a green, operationally simple, highly efficient and facile cascade Biginelli
reaction using various aromatic aldehydes, ethyl acetoacetate, and urea/thiourea has been …

Three new metal coordination polymers, namely,[Co (DPP) 2 (H2O) 2]·(BS) 2· 2H2O (1),[Co
(DPP) 2 (H2O) 2]·(ABS) 2· 2H2O (2) and [Co (DPP) 2 (MBS) 2](3)[DPP= 1, 3-di (pyridin-4-yl) …

Abstract Fe3O4@ SiO2 phosphonic acid nanoparticles are prepared to perform as a new
and reusable acid catalyst for the one-pot synthesis of Biginelli products. One of the unique …

Herein, we reports the application of various spinel ferrite nanoparticles, MFe2O4 (M= Co,
Ni, Cu, Zn), as efficient catalyst for Biginelli reaction. All ferrite nanoparticles were …