Search Results - "Raju Dey"

Highly selective reduction of nitroarenes by iron(0) nanoparticles in water by Dey, Raju, Mukherjee, Nirmalya, Ahammed, Sabir, Ranu, Brindaban C

“…Highly selective reduction of nitroarenes has been achieved using iron metal nanoparticles in water at room temperature. A wide spectrum of reducible…”
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A New Class of Atomically Precise, Hydride-Rich Silver Nanoclusters Co-Protected by Phosphines by Bootharaju, Megalamane S, Dey, Raju, Gevers, Lieven E, Hedhili, Mohamed N, Basset, Jean-Marie, Bakr, Osman M

“…Thiols and phosphines are the most widely used organic ligands to attain atomically precise metal nanoclusters (NCs). Here, we used simple hydrides (e.g., H–)…”
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ZnO-Supported Pd Nanoparticle-Catalyzed Ligand- and Additive-Free Cyanation of Unactivated Aryl Halides Using K4[Fe(CN)6] by Chatterjee, Tanmay, Dey, Raju, Ranu, Brindaban C

“…The use of a new ZnO-supported palladium(0) nanoparticle catalyst for the cyanation of aryl halides using a relatively benign cyanide source, K4[Fe(CN)6], is…”
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Shape-dependent catalytic activity of copper oxide-supported Pd(0) nanoparticles for Suzuki and cyanation reactions by Chattopadhyay, Kalicharan, Dey, Raju, Ranu, Brindaban C.

“…Palladium nanoparticles supported on different shapes of nanocrystalline CuO are prepared by the treatment of Cu(NO 3) 2 and Pd(OAc) 2 in polyethylene glycol…”
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A convenient and efficient protocol for the synthesis of 4(1 H)-cinnolones, 1,4-dihydrocinnolines, and cinnolines in aqueous medium: application for detection of nitrite ions by Dey, Raju, Ranu, Brindaban C.

“…3-Aryl/alkyl-4(1 H)-cinnolones are obtained in one step from 2-aryl/alkylethynyl aniline by reaction with sodium nitrite and dilute hydrochloric acid via…”
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A Simple and Efficient One-Pot Synthesis of Substituted Benzo[b]furans by Sonogashira Coupling-5-endo-dig Cyclization Catalyzed by Palladium Nanoparticles in Water Under Ligand- and Copper-Free Aerobic Conditions by Saha, Debasree, Dey, Raju, Ranu, Brindaban C.

“…A simple and efficient procedure for the synthesis of 2‐substituted benzo[b]furan derivatives has been developed by the reaction of 2‐iodophenols and…”
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A one-pot efficient and fast Hiyama coupling using palladium nanoparticles in water under fluoride-free conditions by Ranu, Brindaban C., Dey, Raju, Chattopadhyay, Kalicharan

“…An efficient Hiyama cross-coupling of a wide variety of substituted aryl bromides and iodides with arylsilanes has been achieved at 100 °C in water through a…”
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Metal nanoparticles as efficient catalysts for organic reactions by Ranu, Brindaban C., Chattopadhyay, Kalicharan, Adak, Laksmikanta, Saha, Amit, Bhadra, Sukalyan, Dey, Raju, Saha, Debasree

“…Pd(0) nanoparticles have been demonstrated to be very efficient catalysts for C–C bond-forming reactions. These include coupling of -diiodoalkenes and acrylic…”
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Synthesis and Characterization of Cationic Tetramethyl Tantalum(V) Complex by Raju Dey, Janet C. Mohandas, Manoja K. Samantaray, Ali Hamieh, Santosh Kavitake, Yin Chen, Edy Abou-Hamad, Luigi Cavallo, Albert Poater, Jean-Marie Basset

“…A novel method for the synthesis of the homogeneous homoleptic cationic tantalum(V)tetramethyl complex [(TaMe4)+ MeB(C6F5)3−] from neutral tantalumpentamethyl…”
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Multicomponent synthesis acceptorless alcohol dehydrogenation: an easy access to tri-substituted pyridines by Dey, Raju

“…Herein, we report palladium supported on a hydroxyapatite catalyst for synthesizing tri-substituted pyridines using ammonium acetate as the nitrogen source via…”
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Cationic Tungsten(VI) Penta-Methyl Complex: Synthesis, Characterization and its Application in Olefin Metathesis Reaction by Olivier-Bourbigou, H., Dey, Raju, Samantaray, Manoja K., Callens, Emmanuel, Hamieh, Ali, Emwas, Abdul-Hamid M., Abou-hamad, Edy, Kavitake, Santosh, Basset, Jean-Marie

“…Tungsten-hexa-methyl readily reacts with B(C6F5)3 in dichloromethane and generates the corresponding well-defined cationic tungsten-penta-methyl complex which…”
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Palladium supported on silica gel confined ionic liquid as a reusable catalyst for carbon–carbon cross coupling reaction in water by Ghosh, Sudip, Dey, Raju, Ahammed, Sabir, Ranu, Brindaban C.

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ZnO-Supported Pd Nanoparticle-Catalyzed Ligand- and Additive-Free Cyanation of Unactivated Aryl Halides Using K 4 [Fe(CN) 6 ] by Chatterjee, Tanmay, Dey, Raju, Ranu, Brindaban C.

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Bootstrap tests for simultaneous monotone ordering of effects in a two‐way ANOVA by Dey, Raju, Mondal, Anjana, Kumar, Somesh

“…In a two‐way additive analysis of variance (ANOVA) model, we consider the problem of testing for homogeneity of both row and column effects against their…”
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Access to Secondary Amines through Hydrogen Autotransfer Reaction Mediated by KO t Bu by P, Hima, Tomasini, Michele, M, Vageesh, Poater, Albert, Dey, Raju

“…We report herein an N ‐alkylation reaction of amines with alcohols through a hydrogen autotransfer reaction. Unlike other catalytic systems containing…”
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Supported Nickel Nanoparticles as Catalyst in Direct sp 3 C−H Alkylation of 9H ‐Fluorene Using Alcohols as Alkylating Agent by M, Vageesh, Joshi, Harsh, A S, Anupriya, Dey, Raju

“…Herein, we report an inexpensive first‐row transition metal Ni heterogeneous catalytic system for the C sp 3 ‐mono alkylation of fluorene using alcohols as…”
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Copper Nanoparticle-Catalyzed CarbonCarbon and CarbonHeteroatom Bond Formation with a Greener Perspective by Ranu, Brindaban C., Dey, Raju, Chatterjee, Tanmay, Ahammed, Sabir

“…The carboncarbon and carbonheteroatom bond formations constitute the backbone of organic synthesis and have been widely used in the synthesis of natural…”
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Supported Nickel Nanoparticles as Catalyst in Direct sp3 C-H Alkylation of 9H-Fluorene Using Alcohols as Alkylating Agent by Dey, Raju, M, Vageesh, Joshi, Harsh, A S, Anurpriya

“…Herein, we report an inexpensive first-row transition metal Ni heterogeneous catalytic system for the Csp3-mono alkylation of fluorene using alcohols as…”
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Access to Secondary Amines through Hydrogen Autotransfer Reaction Mediated by KOtBu by P, Hima, Tomasini, Michele, M, Vageesh, Poater, Albert, Dey, Raju

“…We report herein an N‐alkylation reaction of amines with alcohols through a hydrogen autotransfer reaction. Unlike other catalytic systems containing…”
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Multicomponent synthesis via acceptorless alcohol dehydrogenation: an easy access to tri-substituted pyridines by P, Hima, M, Vageesh, Dey, Raju

“…Herein, we report palladium supported on a hydroxyapatite catalyst for synthesizing tri-substituted pyridines using ammonium acetate as the nitrogen source…”
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