Zobrazeno 1 - 10
of 95
pro vyhledávání: '"Shahnaz Rostamizadeh"'
Publikováno v:
Heliyon, Vol 6, Iss 9, Pp e04946- (2020)
The unique properties of N-heterocyclic carbenes (NHCs) as an effective ligand for palladium catalytic centers have recently found much attention. In this work, Fe3O4 nanoparticle supported palladium(II)–N-heterocyclic carbene catalyst was successf
Externí odkaz:
https://doaj.org/article/8bcea6aef5dd4346adce1b17bdbe5826
Publikováno v:
Nanochemistry Research, Vol 2, Iss 1, Pp 29-41 (2017)
The new magnetic amine-functionalized graphene oxide (Fe3O4-GO-NH2) nanocatalyst was prepared through the reaction of 3-aminopropyltriethoxysilane (APTES) with magnetic graphene oxide (Fe3O4-GO). It was characterized by XRD, TEM, SEM, FT-IR and EDX t
Externí odkaz:
https://doaj.org/article/7bbf89a74b6941b0b5202b5050c4e8fc
GOQDs and GOQDs-NS-doped Carbocatalysts: A Concise Study on Production and Use in One-pot Green MCRs
Publikováno v:
Current Organic Synthesis. 20:788-811
Introduction: Nowadays, the catalysts’ usage in chemical reactions is unavoidable, and this has led scientists to look for producing and using catalysts which not only cause pollution and toxicity in the reactions and products, but also generate ec
Publikováno v:
Letters in Organic Chemistry. 20:239-249
Abstract: This article proposes a new and facile method to prepare a Carbon-based catalyst entitled graphene oxide quantum dots that contain nitrogen-doped groups (GOQDs-N-doped) and which are bioactive and safe possessing economical free transition
Publikováno v:
Russian Journal of General Chemistry. 91:1140-1146
A novel Fe3O4@Si–NHC–Pd catalyst with N-heterocyclic carbenes (NHCs) moiety as an alternative ligand to phosphines for metal complexes has been synthesized and characterized by various methods. Synthesis of metal nanoparticles has been accomplish
Publikováno v:
Catalysis Letters. 150:2091-2114
The green and nano catalyst was simply prepared through the reaction of ferric sulfasalazine with nanomaterial CoFe2O4-cellulose as a magnetic biopolymer surface. This novel heterogeneous organometallic catalyst was characterized by X-ray diffraction
Autor:
Shahnaz Rostamizadeh, Asiyeh Karimiyan
Publikováno v:
Polycyclic Aromatic Compounds. 41:1483-1494
An efficient, one-pot synthetic protocol toward 1,4-dihydropyridine derivatives starting from 1,1-bis(methylthio)-2-nitroethylene, 1,n-diamine, malononitriles, and either isatins or aromatic aldehy...
Publikováno v:
Materials Letters. 236:757-760
Producing nanoparticles with controlled size without any aggregation is an important challenge for enhancing the catalytic activities of the metal nanoparticles (MNPs) supported on metal–organic frameworks (MOFs). In this work, a new hybrid nanopor
Publikováno v:
Heliyon
Heliyon, Vol 6, Iss 9, Pp e04946-(2020)
Heliyon, Vol 6, Iss 9, Pp e04946-(2020)
The unique properties of N-heterocyclic carbenes (NHCs) as an effective ligand for palladium catalytic centers have recently found much attention. In this work, Fe3O4 nanoparticle supported palladium(II)–N-heterocyclic carbene catalyst was successf
Publikováno v:
Combinatorial Chemistry & High Throughput Screening. 21:5-13
Aim and Objective: The present study has developed an efficient and eco-friendly protocol for the synthesis of aryl-14-H-dibenzo[a,j] xanthenes through a one-pot condensation reaction of 2-naphthol and arylaldehydes in aqueous media using the nanocat