Basic isoreticular nanoporous metal–organic framework for Biginelli and Hantzsch coupling: IRMOF-3 as a green and recoverable heterogeneous catalyst in solvent-free conditions

RSC Advances ◽  
2014 ◽  
Vol 4 (21) ◽  
pp. 10514 ◽  
Author(s):  
Sadegh Rostamnia ◽  
Ali Morsali
2017 ◽  
Vol 7 (19) ◽  
pp. 4346-4350 ◽  
Author(s):  
Linh H. T. Nguyen ◽  
The T. Nguyen ◽  
Ha L. Nguyen ◽  
Tan L. H. Doan ◽  
Phuong Hoang Tran

A new superacid Hf-based MOF, termed VNU-11-P-SO4, was used as an efficient heterogeneous catalyst for solvent-free 2-arylbenzoxazole synthesis.


2020 ◽  
Vol 44 (15) ◽  
pp. 5972-5979 ◽  
Author(s):  
Boosa Venu ◽  
Varimalla Shirisha ◽  
Bilakanti Vishali ◽  
Gutta Naresh ◽  
Ramineni Kishore ◽  
...  

A Cu-BTC MOF catalyst has been identified as an efficient and reusable heterogeneous catalyst for imine formation under neat conditions.


RSC Advances ◽  
2015 ◽  
Vol 5 (19) ◽  
pp. 14221-14227 ◽  
Author(s):  
Songhai Wu ◽  
Xin Ma ◽  
Jingyu Ran ◽  
Yanfei Zhang ◽  
Fengxiang Qin ◽  
...  

IRMOF-3 is found to be an effective, reusable and heterogeneous catalyst for the synthesis of chalcones through Claisen–Schmidt reaction.


Nanomaterials ◽  
2021 ◽  
Vol 11 (4) ◽  
pp. 845
Author(s):  
Faranak Manteghi ◽  
Fatemeh Zakeri ◽  
Owen James Guy ◽  
Zari Tehrani

A chromium-containing metal-organic framework (MOF), MIL-101 (Chromium(III) benzene-1,4-dicarboxylate), was used to catalyze the one pot, three component synthesis of some 2,4,5-trisubstituted imidazoles under solvent-free conditions. The advantages of using this heterogeneous catalyst include short reaction time, high yields, easy and quick isolation of catalyst and products, low amount of catalyst needed, and that the addition of solvent, salt, and additives are not needed. This catalyst is highly efficient and can be recovered at least 5 times with a slight loss of efficiency. The structure of the metal-organic frameworks (MOF) was confirmed by X-ray diffraction (XRD) and field emission scanning electron microscopy (FESEM). Fourier transform infrared spectroscopy (FTIR) and proton nuclear magnetic resonance (HNMR) were performed to confirm some of the synthesized products. Experimental data indicated that the optimum amount of catalyst was 5 mg for benzil (1 mmol), 4-chlorobenzaldehyde (1 mmol), and ammonium acetate (2.5 mmol), and the synthetic route to the various imidazoles is performed in 10 min by 95% yield, an acceptable result rivalling those of other catalysts.


RSC Advances ◽  
2021 ◽  
Vol 11 (1) ◽  
pp. 364-373
Author(s):  
Boshra Mirhosseini-Eshkevari ◽  
Mohammad Ali Ghasemzadeh ◽  
Manzarbanoo Esnaashari ◽  
Saeed Taghvaei Ganjali

In this study, HMTA-BAIL@MIL-101(Cr) was prepared as a novel catalyst for the synthesis of dipyrimidine derivtives by the reaction of barbituric acids, 6-aminouracil/6-amino-1,3-dimethyl uracil, and arylaldehydes under solvent-free conditions.


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