• No results found

[PDF] Top 20 CuO Nanoparticles as an Efficient Catalyst for the Synthesis of Flavanones

Has 10000 "CuO Nanoparticles as an Efficient Catalyst for the Synthesis of Flavanones" found on our website. Below are the top 20 most common "CuO Nanoparticles as an Efficient Catalyst for the Synthesis of Flavanones".

CuO Nanoparticles as an Efficient Catalyst for the Synthesis of Flavanones

CuO Nanoparticles as an Efficient Catalyst for the Synthesis of Flavanones

... the nanoparticles possess a high surface-to-volume ratio, which improves their activity and selectivity, while at the same time preserving the essential features of a heterogeneous ... See full document

6

Synthesis of flavanones using methane sulphonic acid as a green catalyst and comparision under different conditions

Synthesis of flavanones using methane sulphonic acid as a green catalyst and comparision under different conditions

... invovles synthesis of chalcone followed by ring closing to give ...most efficient catalyst is methane sulphonic ...available. Flavanones were synthesized from chalcone using methane sulphonic ... See full document

6

Kaolin-SO3H nanoparticles: A new efficient and reusable catalyst for synthesis of 2-substituted benzimidazoles at room temperature

Kaolin-SO3H nanoparticles: A new efficient and reusable catalyst for synthesis of 2-substituted benzimidazoles at room temperature

... H nanoparticles were prepared and characterized with FT-IR, XRD, FESEM, TEM, XRF, EDS, BET and ...new efficient and environmentally friendly pathway for one pot synthesis of 2-substituted ... See full document

11

A FACILE AND EFFICIENT SYNTHESIS OF FLAVANONES BY USING NOVEL IONIC LIQUID

A FACILE AND EFFICIENT SYNTHESIS OF FLAVANONES BY USING NOVEL IONIC LIQUID

... www.wjpr.net Vol 4, Issue 3, 2015. 910 The chemical and pharmaceutical industries are always under pressure to develop more environmentally friendly organic reaction methodologies. Therefore, ionic liquid is used for a ... See full document

6

Chitosan decorated copper nanoparticles as efficient catalyst for synthesis of novel quinoline derivatives

Chitosan decorated copper nanoparticles as efficient catalyst for synthesis of novel quinoline derivatives

... patterns catalyst sample were analyzed using a Powder XRD diffractometer (Model Equinox1000 – INEL (France) with Co K α (λ= ...30mA. Catalyst morphology ... See full document

16

Fe3O4 nanoparticles stabilized on mmt: An efficient magnetically recoverable heterogeneous Catalyst for the synthesis of Dihydropyrimidinones

Fe3O4 nanoparticles stabilized on mmt: An efficient magnetically recoverable heterogeneous Catalyst for the synthesis of Dihydropyrimidinones

... Moreover, due to stringent and growing environmental regulations, the chemical industry needs the development of ecofriendly and sustainable synthetic methods [1, 6]. The strategy of magnetic separation of the catalysts ... See full document

10

Anti Corrosive Behavior of Senna Aqueous Extract to Aluminum in Alkaline Solutions

Anti Corrosive Behavior of Senna Aqueous Extract to Aluminum in Alkaline Solutions

... CuO/SnO2 Mixed Metal Oxide A Mild and Efficient Heterogeneous Catalyst for Synthesis of Phenylhydrazones 51 ISSN 0975 413X CODEN (USA) PCHHAX Der Pharma Chemica, 2017, 9(2) 51 59 (http //www derpharma[.] ... See full document

9

CuO hollow nanosphere catalyzed cross coupling of aryl iodides with thiols

CuO hollow nanosphere catalyzed cross coupling of aryl iodides with thiols

... the synthesis of diaryl ...oxide nanoparticles have often been used as metal catalysts because of their physical and chemical ...of nanoparticles including large surface area and heterogeneous nature ... See full document

7

Synthesis of CuO Nanoparticles and Study on their Catalytic Properties

Synthesis of CuO Nanoparticles and Study on their Catalytic Properties

... of catalyst to AP [4]. It is shown that among these catalytic additives, CuO nanopowder could be an effective catalyst during AP decomposition; however, its physical ... See full document

8

Highly Efficient Recylable ZnO Nanoparticles Catalyst Bio Derived from Solanum xanthocarpum Berry Extract for the Synthesis of some Schiff Base Derivatives

Highly Efficient Recylable ZnO Nanoparticles Catalyst Bio Derived from Solanum xanthocarpum Berry Extract for the Synthesis of some Schiff Base Derivatives

... Ultraviolet and visible (UV-Visible) absorbance spectra were measured over a range of 800-200 nm with a Shimadzu UV-1650PC recording spectrometer using a quartz cell with 10 mm of optical path length. High resolution ... See full document

7

CuO/SnO2 Mixed Metal Oxide: A Mild and Efficient Heterogeneous Catalyst for Synthesis of Phenylhydrazones

CuO/SnO2 Mixed Metal Oxide: A Mild and Efficient Heterogeneous Catalyst for Synthesis of Phenylhydrazones

... values scanning range from 10 to 80 by scanning at a scan speed of 2.000 (deg/min), sampling pitch 0.0200 deg and present time 60 s. Debey-Scherrer equation is used to determine average crystallite size of the particle. ... See full document

8

Sulfated Titania Nanoparticles: an Efficient Catalyst for the Synthesis of Polyhydroquinoline Derivatives through Hantzsch Multicomponent Reaction

Sulfated Titania Nanoparticles: an Efficient Catalyst for the Synthesis of Polyhydroquinoline Derivatives through Hantzsch Multicomponent Reaction

... have been summarized in Table 4. Therefore, sulfated titania was developed to a broad range of aromatic aldehydes bearing electron-donating or electron- withdrawing substituents (1a–h) for the synthesis of the ... See full document

9

Zirconium Oxide Nanoparticles as an Efficient Catalyst for Three-Component Synthesis of Pyrazolo[1,2-A][1,2,4]Triazole-1,3-Diones Derivatives

Zirconium Oxide Nanoparticles as an Efficient Catalyst for Three-Component Synthesis of Pyrazolo[1,2-A][1,2,4]Triazole-1,3-Diones Derivatives

... A mixture of malononitrile (1.0 mmol), aromatic aldehyde (1.0 mmol), 4-arylurazole (1.0 mmol), and nano-ZrO 2 (20 mol %) was heated at 100°C for 30-40 min. After completion of the reaction as indicated by TLC, the ... See full document

5

Solvent free green Synthesis of 5-arylidine Barbituric acid Derivatives Catalyzed by Copper oxide Nanoparticles

Solvent free green Synthesis of 5-arylidine Barbituric acid Derivatives Catalyzed by Copper oxide Nanoparticles

... synthesized CuO nanoparticles was investigated in the synthesis of arylidene barbituric acid derivatives at room ...the CuO nanocatalyst, 4-chlorobenzaldehyde (1b) and barbituric acid (2) were ... See full document

6

Magnetic Core–Shell Nanoparticles Containing I3- as a Novel Catalyst for the Facial Synthesis of Imidazole Derivatives in Solvent-Free Conditions

Magnetic Core–Shell Nanoparticles Containing I3- as a Novel Catalyst for the Facial Synthesis of Imidazole Derivatives in Solvent-Free Conditions

... this catalyst. The catalyst was recycle and reused for five times without any losing of its ...nano catalyst could be recycled and reused times and times ...the catalyst shows very good shelf ... See full document

9

Cerium Oxide Nanoparticles Catalyst for the Oxidation of Methanol

Cerium Oxide Nanoparticles Catalyst for the Oxidation of Methanol

... Cerium oxide and oxidation of methanol In this work, the cerium oxide catalyst was tested in methanol oxidation in the gas phase using 0.5 g of catalysts, in the presence of oxygen. The products were analyzed, and ... See full document

7

Green synthesis of copper oxide nanoparticles using gum karaya as a biotemplate and their antibacterial application

Green synthesis of copper oxide nanoparticles using gum karaya as a biotemplate and their antibacterial application

... the synthesis of CuO nano- particles is simple, mild, and environmentally ...talline CuO. The XRD pattern of GK is amorphous in nature, whereas the CuO is identical to that of pure CuO, ... See full document

10

Study Characterizations of CuO nanoparticles by using the chemical and green method and their effect on biofilm formation

Study Characterizations of CuO nanoparticles by using the chemical and green method and their effect on biofilm formation

... of CuO NPs on biofilm formation The determination of minimum inhibitory concentration (MIC) was determined by using tube macro dilution method while the MBC was calculated as the lowest concentration that kills ... See full document

6

An Efficient Approach for the Synthesis of  Pyrazolo[1,2-a][1,2,4]Triazole-1,3-Diones Using an Electrochemical Cell

An Efficient Approach for the Synthesis of Pyrazolo[1,2-a][1,2,4]Triazole-1,3-Diones Using an Electrochemical Cell

... The pyrazolo[1,2-a][1,2,4]triazole-1,3-dione derivatives were synthesised in the presence of sodium bromide as an electrolyte under neutral and mild conditions. The main advantages of this method are the very short ... See full document

6

Ammonium Chloride: An Effective Catalyst for the One-Pot Synthesis of 2,4,5-Trisubstituted Imidazoles

Ammonium Chloride: An Effective Catalyst for the One-Pot Synthesis of 2,4,5-Trisubstituted Imidazoles

... Efficiency of this reaction is mainly affected by the amount of catalyst, temperature and reaction time. For getting the best conditions, initially we started the condensation of benzil (1 mmol), 4-chloro ... See full document

6

Show all 10000 documents...