Ultrasound irradiation for the green synthesis of chromenes using l-arginine-functionalized magnetic nanoparticles as a recyclable organocatalyst

RSC Advances ◽  
2014 ◽  
Vol 4 (79) ◽  
pp. 42220-42225 ◽  
Author(s):  
Kobra Azizi ◽  
Meghdad Karimi ◽  
Hamid Reza Shaterian ◽  
Akbar Heydari

A convenient synthesis of chromenes via cyclocondensation of α- or β-naphthol, malononitrile and aromatic aldehydes is developed in the presence of l-arginine-immobilized magnetic nanoparticles under ultrasound irradiation.

2015 ◽  
Vol 21 (42) ◽  
pp. 6038-6054 ◽  
Author(s):  
Dragoș Gudovan ◽  
Paul Balaure ◽  
Dan Mihăiescu ◽  
Adrian Fudulu ◽  
Bogdan Purcăreanu ◽  
...  

Author(s):  
Izabell Crăciunescu ◽  
Petru Palade ◽  
Nicuşor Iacob ◽  
George Marian Ispas ◽  
Anda Elena Stanciu ◽  
...  

2021 ◽  
Vol 1092 (1) ◽  
pp. 012071
Author(s):  
Shah Samiur Rashid ◽  
Md. Belal Hossain Sikder ◽  
Mohd Hasbi Bin Ab. Rahim ◽  
Aizi Nor Mazila Binti Ramli ◽  
Rashidi Bin Roslan

RSC Advances ◽  
2015 ◽  
Vol 5 (69) ◽  
pp. 56189-56197 ◽  
Author(s):  
Ying Cai ◽  
Zhi-Hong Yan ◽  
Ni-Ya Wang ◽  
Qing-Yun Cai ◽  
Shou-Zhuo Yao

Naphthyl functionalized magnetic nanoparticles (Fe3O4@SiO2@Nap) was prepared and successfully applied for the magnetic solid-phase extraction (MSPE) of polycyclic aromatic hydrocarbons (PAHs) from river water samples.


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