Palladium-Schiff-base-silica framework as a robust and recyclable catalyst for Suzuki–Miyaura cross-coupling in aqueous media

RSC Advances ◽  
2015 ◽  
Vol 5 (48) ◽  
pp. 38085-38092 ◽  
Author(s):  
Tahshina Begum ◽  
Manoj Mondal ◽  
Pradip K. Gogoi ◽  
Utpal Bora

A novel Pd@imine-SiO2 catalyst was prepared and found to exhibit excellent catalytic activity in a Suzuki-Miyaura cross-coupling reaction under aqueous media at room temperature.

2017 ◽  
Vol 46 (2) ◽  
pp. 539-546 ◽  
Author(s):  
Tahshina Begum ◽  
Manoj Mondal ◽  
Manash Protim Borpuzari ◽  
Rahul Kar ◽  
Golap Kalita ◽  
...  

A novel palladium-silica complex was prepared and characterized. This complex is a highly efficient and easily recyclable catalyst for Suzuki–Miyaura cross-coupling reaction under mild aqueous conditions, and can be reused efficiently up to 6 consecutive runs.


RSC Advances ◽  
2016 ◽  
Vol 6 (14) ◽  
pp. 11758-11762 ◽  
Author(s):  
Anindita Dewan ◽  
Pankaj Bharali ◽  
Utpal Bora ◽  
Ashim Jyoti Thakur

The in situ generated PdNPs show excellent catalytic activity in Suzuki–Miyaura cross coupling reaction of electronically diversified arylbromides and arylboronic acids in water at room temperature with low catalyst loading.


2018 ◽  
Vol 7 (4.5) ◽  
pp. 435
Author(s):  
Rasheeda M. Ansari ◽  
Badekai Ramachandra Bat

A new nano-iron (II) Schiff base complex, [Fe(L)] where L is 1-((pyridin-2-ylimino)methyl)naphthalen-2-ol with octahedral geometry has been synthesized by the sonochemical (Ultrasonic irradiation) method. This method can promote the formation of nano-sized particles in short time with improved yield toward conventional method. The complex was characterized by FTIR, UV-Vis, TGA, SEM and elemental analysis. Particle size of synthesized complex was calculated from particle size analysis. Catalytic activity of the prepared complex was studied for Suzuki-Miyaura cross-coupling reaction. The synthesized complex showed great potential in catalytic activity with less concentration. 


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