نتایج جستجو برای: ultrasound promoted synthesis

تعداد نتایج: 564913  

Journal: :nanomedicine journal 0
abbas pardakhty pharmaceutics research center, institute of neuropharmacology, kerman university of medical sciences, kerman, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمان (kerman university of medical sciences) mehdi ranjbar department of chemistry, kerman branch, islamic azad university, kerman, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch)

objective(s): according to the unique properties of magnetic nanoparticles, nickel metal-organic frameworks (mof) was synthesized successfully by ultrasound irradiation. metal-organic frameworks (mofs) are organic–inorganic hybrid extended networks that are constructed via covalent linkages between metal ions/metal clusters and organic ligands called a linker. materials and methods: the nanopar...

Journal: Nanomedicine Journal 2016

Objective(s): According to the unique properties of magnetic nanoparticles, Nickel Metal-Organic Frameworks (MOF) was synthesized successfully by ultrasound irradiation. Metal-organic frameworks (MOFs) are organic–inorganic hybrid extended networks that are constructed via covalent linkages between metal ions/metal clusters and organic ligands called a linker. Materials and Methods: The nanopar...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2013
ahmad tavasoli saba karimi, zahra zolfaghari somayeh taghavi hamideh amirfirouzkouhi

an extensive study of higher alcohol synthesis (has) from synthesis gas using cobalt (co) promoted alkalized mos2 catalysts supported on carbon nanotubes (cnts) is reported. up to  5wt.% of co is added to the 15wt.% mo-wt.%k/ cnts by incipient wetness impregnation method. most of the metal particles were homogeneously distributed inside the tubes and the rest on the outer surface of the cnts. t...

In this paper, we report the reaction of isoamyl alcohol and 1-chloro-4-nitrobenzene was carried out in a batch reactor under aqueous-organic biphasic conditions using the techniques like phase transfer catalysis and ultrasound irradiation. Tetrabutylammonium bromide (TBAB) was employed as the phase transfer catalyst. The reaction is greatly enhanced by adding a small quantity of phase-transfer...

Farzad Nikpour Hassan Hazarkhani Mohammad Gl Dakamin Mohammad S. Khajavi Mostafa Hajihadi

A phosgene-free synthesis of symmetrical N,N'-disubstituted urea by the reaction of aromatic and aliphatic primary amines and urea promoted by  microwave irradiation in the presence of a suitable energy-transfer solvent such as N-N-dimethylacetamide is described.

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