Synthesis and Characterization of Sulfamic-Acid Functionalized Magnetic Fe3O4 Nanoparticles Coated by Poly(amidoamine) Dendrimer

2014 ◽  
Vol 24 (6) ◽  
pp. 948-953 ◽  
Author(s):  
Umran Kurtan ◽  
Abdulhadi Baykal ◽  
Hüseyin Sözeri
Keyword(s):  
Fe3o4 Nanoparticles ◽  
Sulfamic Acid ◽  
Synthesis And Characterization ◽  
Magnetic Fe3o4 Nanoparticles ◽  
Magnetic Fe3o4

Preparation of polydopamine sulfamic acid-functionalized magnetic Fe3O4 nanoparticles with a core/shell nanostructure as heterogeneous and recyclable nanocatalysts for the acetylation of alcohols, phenols, amines and thiols under solvent-free conditions

2016 ◽  
Vol 18 (23) ◽  
pp. 6337-6348 ◽  
Author(s):  
Hojat Veisi ◽  
Sepideh Taheri ◽  
Saba Hemmati
Keyword(s):  
Fe3o4 Nanoparticles ◽  
Sulfonic Acid ◽  
Sulfamic Acid ◽  
Solvent Free ◽  
Core Shell ◽  
Solvent Free Conditions ◽  
Magnetic Fe3o4 Nanoparticles ◽  
Sulfonic Acid Groups ◽  
Magnetic Fe3o4

The loading of sulfonic acid groups on the surface of PDA-encapsulated Fe3O4 nanoparticles is proposed to fabricate a core–shell Fe3O4@PDA-SO3H nanocatalyst.

Application of polydopamine sulfamic acid-functionalized magnetic Fe3O4 nanoparticles (Fe3O4@PDA-SO3H) as a heterogeneous and recyclable nanocatalyst for the formylation of alcohols and amines under solvent-free conditions

2017 ◽  
Vol 41 (12) ◽  
pp. 5075-5081 ◽  
Author(s):  
Sepideh Taheri ◽  
Hojat Veisi ◽  
Malak Hekmati
Keyword(s):  
Fe3o4 Nanoparticles ◽  
Sulfamic Acid ◽  
Ethyl Formate ◽  
Solvent Free ◽  
Solvent Free Conditions ◽  
Highly Effective ◽  
Magnetic Fe3o4 Nanoparticles ◽  
Magnetic Fe3o4

Herein, a highly effective and solvent-free Fe3O4@PDA-SO3H catalyzed technique was advanced for N-formylation of alcohols, phenols and amines with ethyl formate.

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