Abdolkarim Zare
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View article: Fabrication of a novel graphene oxide based magnetic nanocomposite and its usage as a highly effectual catalyst for the construction of <i>N</i>,<i>N</i>′-alkylidene bisamides
Fabrication of a novel graphene oxide based magnetic nanocomposite and its usage as a highly effectual catalyst for the construction of <i>N</i>,<i>N</i>′-alkylidene bisamides Open
A novel graphene oxide-based magnetic nanocomposite namely nano-[GO@Fe 3 O 4 @R-NHMe 2 ][HSO 4 ] was fabricated, characterized and applied in the solvent-free construction of N , N ′-alkylidene bisamides from aryl aldehydes (1 eq.) and pri…
View article: Producing, characterizing and utilizing a novel magnetic catalyst to promote construction of N,N′-alkylidene bisamides
Producing, characterizing and utilizing a novel magnetic catalyst to promote construction of N,N′-alkylidene bisamides Open
A novel magnetic material namely [Fe3O4@SiO2@RNMe2-SO3H][Cl/MeSO3] (FSRNSCM) was produced. Energy-dispersive X-ray spectroscopy (EDS), field emission scanning electron microscopy (FE-SEM), FT-IR, X-ray diffraction (XRD), vibrating-sample m…
View article: Nano-N,N,N',N'-tetramethyl-N-(silica-n-propyl)-N'-sulfo-ethane-1,2-diaminium chloride as an efficient and recyclable catalyst for the green synthesis of 3,4‐dihydropyrimidin‐2‐(1H)‐ones/thiones
Nano-N,N,N',N'-tetramethyl-N-(silica-n-propyl)-N'-sulfo-ethane-1,2-diaminium chloride as an efficient and recyclable catalyst for the green synthesis of 3,4‐dihydropyrimidin‐2‐(1H)‐ones/thiones Open
In this work, efficient and high-yielding green synthesis of 3,4‐dihydropyrimidin‐2‐(1H)‐ones and 3,4‐dihydropyrimidin‐2‐(1H)‐thiones was achieved by a one-pot three-component reaction between aldehydes, ethyl acetoacetate, and urea/thiour…
View article: N1,N1,N2,N2-tetramethyl-N1,N2-bis(sulfo)ethane-1,2-diaminium trifluoroacetate as an efficacious and dual-functional catalyst for the solvent-free preparation of pyrido[2,3-d:6,5-d′]dipyrimidines
N1,N1,N2,N2-tetramethyl-N1,N2-bis(sulfo)ethane-1,2-diaminium trifluoroacetate as an efficacious and dual-functional catalyst for the solvent-free preparation of pyrido[2,3-d:6,5-d′]dipyrimidines Open
Ionic liquid N1,N1,N2,N2-tetramethyl-N1,N2-bis(sulfo)ethane-1,2-diaminium trifluoroacetate ([TMBSED][TFA]2) was utilized as an efficacious and dual-functional catalyst for the one-pot multi-component reaction of arylaldehydes, 2-thiobarbit…
View article: N,N,N',N'-Tetramethyl-N,N'-bis(sulfo)ethane-1,2- Diaminium Mesylate as a Highly Effective and Dual-functional Catalyst for the Synthesis of 1-Thioamidoalkyl-2-naphthols
N,N,N',N'-Tetramethyl-N,N'-bis(sulfo)ethane-1,2- Diaminium Mesylate as a Highly Effective and Dual-functional Catalyst for the Synthesis of 1-Thioamidoalkyl-2-naphthols Open
N,N,N',N'-tetramethyl-N,N'-bis(sulfo)ethane-1,2-diaminium mesylate ([TMBSED][Oms]2) is used as a highly efficient and dual-functional catalyst for the one-pot multi-component condensation of 2-naphthol with arylaldehydes and thioacetam…
View article: N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride as a highly effective catalyst for the synthesis of 4H-pyrano[2, 3-c]pyrazoles, α-carbamatoalkyl-β-naphthols and α-amidoalkyl-β-naphthols
N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride as a highly effective catalyst for the synthesis of 4H-pyrano[2, 3-c]pyrazoles, α-carbamatoalkyl-β-naphthols and α-amidoalkyl-β-naphthols Open
In this work, N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride {[TMEDSA][Cl]2} has been utilized as a highly effective catalyst in order to promote the following organic transformations under green, solvent-free and mi…
View article: Multi-component synthesis of piperidines and dihydropyrrol-2-one derivatives catalyzed by a dual-functional ionic liquid
Multi-component synthesis of piperidines and dihydropyrrol-2-one derivatives catalyzed by a dual-functional ionic liquid Open
N,N,N’, N’-tetramethyl- N,N’-bis(sulfo)ethane-1,2-diaminium mesylate ([TMBSED][OMs] 2 ) was employed for the synthesis of piperidines and dihydropyrrol-2-ones via one-pot multi-component reactions in simple and green processes. This pseudo…
View article: A Rapid and Highly Effectual Protocol for the Synthesis of Bis-coumarins using Triethylaminium-N-sulfonic Acid Tetrachloroaluminate under Solvent-Free Conditions
A Rapid and Highly Effectual Protocol for the Synthesis of Bis-coumarins using Triethylaminium-N-sulfonic Acid Tetrachloroaluminate under Solvent-Free Conditions Open
In this work, a rapid and highly effectual protocol for the synthesis of bis-coumarins has been developed. The one-pot quasi three-component reaction of aromatic aldehydes (1 eq.) with 4-hydroxycoumarin (2 eq.) in the presence of catalytic…
View article: Novel ionic liquid [Et3N-SO3H][MeSO3]: Synthesis, characterization and catalytic performance for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthenes
Novel ionic liquid [Et3N-SO3H][MeSO3]: Synthesis, characterization and catalytic performance for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthenes Open
The main aim of this work is introducing a novel protic acidic ionic-liquid catalyst for organic synthesis. Thus, N,N-diethyl-N-sulfoethanaminium methanesulfonate ([Et3N-SO3H][MeSO3]) was synthesized by the reaction of triethylamine with c…
View article: PRODUCTION, CHARACTERIZATION AND USAGE OF A NOVEL DISULFONIC ACID-FUNCTIONALIZED IONIC LIQUID AS A HIGHLY EFFICIENT AND DUAL-FUNCTIONAL CATALYST FOR THE SYNTHESIS OF 1,8-DIOXO-9,10-DIARYL-DECAHYDROACRIDINES
PRODUCTION, CHARACTERIZATION AND USAGE OF A NOVEL DISULFONIC ACID-FUNCTIONALIZED IONIC LIQUID AS A HIGHLY EFFICIENT AND DUAL-FUNCTIONAL CATALYST FOR THE SYNTHESIS OF 1,8-DIOXO-9,10-DIARYL-DECAHYDROACRIDINES Open
We have produced a novel ionic liquid {N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid trifluoroacetate ([TMEDSA][TFA]2)}, and identified it by analysis of 1H NMR, 13C NMR, 19F NMR, mass, TG (thermogravimetry) and DSC (differe…
View article: PRODUCTION, CHARACTERIZATION AND USAGE OF A NOVEL DISULFONIC ACID-FUNCTIONALIZED IONIC LIQUID AS A HIGHLY EFFICIENT AND DUAL-FUNCTIONAL CATALYST FOR THE SYNTHESIS OF 1,8-DIOXO-9,10-DIARYL-DECAHYDROACRIDINES
PRODUCTION, CHARACTERIZATION AND USAGE OF A NOVEL DISULFONIC ACID-FUNCTIONALIZED IONIC LIQUID AS A HIGHLY EFFICIENT AND DUAL-FUNCTIONAL CATALYST FOR THE SYNTHESIS OF 1,8-DIOXO-9,10-DIARYL-DECAHYDROACRIDINES Open
We have produced a novel ionic liquid {N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid trifluoroacetate ([TMEDSA][TFA]2)}, and identified it by analysis of 1H NMR, 13C NMR, 19F NMR, mass, TG (thermogravimetry) and DSC (differe…
View article: Efficient Synthesis of 12-Aryl-8,9,10,12-tetrahydrobenzo[a]-xanthen-11-ones using Ionic Liquid Pyrazinium Di(hydrogen sulfate) {Py(HSO4)2} as a Novel, Green and Homogeneous Catalyst
Efficient Synthesis of 12-Aryl-8,9,10,12-tetrahydrobenzo[a]-xanthen-11-ones using Ionic Liquid Pyrazinium Di(hydrogen sulfate) {Py(HSO4)2} as a Novel, Green and Homogeneous Catalyst Open
An efficient and simple solvent-free procedure for the synthesis of 12-aryl-8,9,10,12-tetrahydrobenzo[a]-xanthen-11-one derivatives via the one-pot multi-component condensation of dimedone with aromatic aldehydes and β-naphthol in the pres…
View article: ONE-POT MULTI-COMPONENT SYNTHESIS OF 1, 2, 4, 5-TETRASUBSTITUTED IMIDAZOLES USING SULFONIC ACID-FUNCTIONALIZED PYRIDINIUM CHLORIDE AS AN EFFICIENT AND RECYCLABLE CATALYST
ONE-POT MULTI-COMPONENT SYNTHESIS OF 1, 2, 4, 5-TETRASUBSTITUTED IMIDAZOLES USING SULFONIC ACID-FUNCTIONALIZED PYRIDINIUM CHLORIDE AS AN EFFICIENT AND RECYCLABLE CATALYST Open
Sulfonic acid-functionalized pyridinium chloride ionic liquid {[Pyridine–SO3H]Cl} can effectively promote the one-pot multi-component condensation reaction between benzil, aldehydes, primary amines and ammonium acetate under solvent-free c…
View article: CHARACTERIZATION AND APPLICATION OF PYRAZINIUM DI (HYDROGEN SULFATE) AS A HIGHLY EFFICIENT CATALYST FOR SYNTHESIS OF 14-ARYL-14H-DIBENZO [A, J] XANTHENES, 9-ARYL-1, 8-DIOXO-OCTAHYDROXANTHENES AND 1-AMIDOALKYL/CARBAMATOALKYL-2-NAPHTHOLS
CHARACTERIZATION AND APPLICATION OF PYRAZINIUM DI (HYDROGEN SULFATE) AS A HIGHLY EFFICIENT CATALYST FOR SYNTHESIS OF 14-ARYL-14H-DIBENZO [A, J] XANTHENES, 9-ARYL-1, 8-DIOXO-OCTAHYDROXANTHENES AND 1-AMIDOALKYL/CARBAMATOALKYL-2-NAPHTHOLS Open
In this work, characterization of Bronsted acidic ionic liquid namely pyrazinium di(hydrogen sulfate){PyH2(HSO42} using 1H and 13C NMR, mass, thermogravimetry(TG) and derivative thermogravimetry(DTG) data is achieved. Afterward, it is used…