Sulfonic acid functionalized silica as an efficient heterogeneous recyclable catalyst for one-pot synthesis of 2-substituted benziimidazoles

2008 ◽  
Vol 45 (5) ◽  
pp. 1499-1502 ◽  
Author(s):  
Biswanath Das ◽  
Boddu Shashi Kanth ◽  
Kongara Ravinder Reddy ◽  
Avula Satya Kumar
Keyword(s):  
Sulfonic Acid ◽  
Recyclable Catalyst ◽  
Functionalized Silica ◽  
One Pot ◽  
One Pot Synthesis

scholarly journals One-pot synthesis of 1,2,4,5-tetra substituted imidazoles using sulfonic acid functionalized silica (SiO2-Pr-SO3H)

2015 ◽  
Vol 8 (5) ◽  
pp. 692-697 ◽  
Author(s):  
Ghodsi Mohammadi Ziarani ◽  
Zeinab Dashtianeh ◽  
Monireh Shakiba Nahad ◽  
Alireza Badiei
Keyword(s):  
Sulfonic Acid ◽  
Functionalized Silica ◽  
One Pot ◽  
One Pot Synthesis

Cu(0) onto sulfonic acid functionalized silica/carbon composites as bifunctional heterogeneous catalysts for the synthesis of polysubstituted pyridines and nitriles under benign reaction media

RSC Advances ◽  
2016 ◽  
Vol 6 (101) ◽  
pp. 99604-99614 ◽  
Author(s):  
Madhvi Bhardwaj ◽  
Manmeet Kour ◽  
Satya Paul
Keyword(s):  
Sulfonic Acid ◽  
Heterogeneous Catalysts ◽  
Carbon Composites ◽  
Functionalized Silica ◽  
One Pot ◽  
Oxidative Transformation ◽  
One Pot Synthesis ◽  
The One ◽  
Reaction Media

Bifunctional heterogeneous catalysts based on Cu(0) onto sulphonated silica/carbon composites for the one-pot synthesis of polysubstituted pyridines and oxidative transformation of aldehydes to nitriles.

Magnetically separable graphene oxide anchored sulfonic acid: a novel, highly efficient and recyclable catalyst for one-pot synthesis of 3,6-di(pyridin-3-yl)-1H-pyrazolo[3,4-b]pyridine-5-carbonitriles in deep eutectic solvent under microwave irradiation

RSC Advances ◽  
2016 ◽  
Vol 6 (108) ◽  
pp. 106160-106170 ◽  
Author(s):  
Mo Zhang ◽  
Peng Liu ◽  
Yu-Heng Liu ◽  
Ze-Ren Shang ◽  
Hai-Chuan Hu ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Microwave Irradiation ◽  
Sulfonic Acid ◽  
Deep Eutectic Solvent ◽  
Acid Catalyst ◽  
Recyclable Catalyst ◽  
One Pot ◽  
One Pot Synthesis ◽  
Three Component Reaction ◽  
Magnetically Separable

A magnetic separable sulfonic acid catalyst was prepared and applied for the synthesis of 3,6-di(pyridin-3-yl)-1H-pyrazolo[3,4-b]pyridine-5-carbonitriles via three-component reaction of 1-phenyl-3-(pyridin-3-yl)-1H-pyrazol-5-amine, β-ketonitrile and aldehydes in DES.

Thermally stable amine-functionalized silica sorbents using one-pot synthesis method for CO2 capture at low temperature

2020 ◽  
Vol 37 (12) ◽  
pp. 2317-2325
Author(s):  
Seong Bin Jo ◽  
Ho Jin Chae ◽  
Tae Young Kim ◽  
Jeom-In Baek ◽  
Dhanusuraman Ragupathy ◽  
...  
Keyword(s):  
Low Temperature ◽  
Co2 Capture ◽  
Synthesis Method ◽  
Functionalized Silica ◽  
Thermally Stable ◽  
One Pot ◽  
One Pot Synthesis ◽  
Amine Functionalized
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