High density sulfonated magnetic carbon quantum dots as a photo enhanced, photo-induced proton generation, and photo switchable solid acid catalyst for room temperature one-pot reaction

2019 ◽  
Vol 45 (7) ◽  
pp. 3929-3942
Author(s):  
Negin Sarmasti ◽  
Ardeshir Khazaei ◽  
Jaber Yousefi Seyf
2020 ◽  
Vol 44 (19) ◽  
pp. 7968-7975 ◽  
Author(s):  
Tao Yang ◽  
Wenzhi Li ◽  
Mingxue Su ◽  
Yang Liu ◽  
Minghou Liu

A novel carbon-based solid acid catalyst (SC-GCa-800) was prepared by the high-temperature carbonization of calcium gluconate followed by sulfonation with 4-diazoniobenzenesulfonate at room temperature.


2016 ◽  
Vol 40 (12) ◽  
pp. 10240-10245 ◽  
Author(s):  
Sumit Kamble ◽  
Sagar More ◽  
Chandrashekhar Rode

A heterogeneous povidone–phosphotungstic acid catalyzed direct selective azidation of alcohols gave excellent product yields at room temperature.


RSC Advances ◽  
2015 ◽  
Vol 5 (107) ◽  
pp. 87769-87780 ◽  
Author(s):  
Monireh Zarghani ◽  
Batool Akhlaghinia

HAP@AEPH2-SO3H, a new, green, solid acid catalyst, was prepared, characterized and applied for the synthesis of 4,4′-(aryl methylene)bis(3-methyl-1H-pyrazol-5-ol)s.


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