آرشیو همایش ها - دانشکده علوم پایه

Efficient Cu-catalyzed one-pot odorless synthesis of sulfides from triphenyltin chloride, aryl halides and S8 in PEG

Jan 19, 2026 12:10:15 PM

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Cu-ZSM5 as reusable catalyst for the one-pot, odorless and igand-free C-S bond formation

Jan 19, 2026 12:10:15 PM

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CaF2 Catalyzed Chemoselective Oxidation of Sulfides to Sulfoxides with Hydrogen Peroxide Under Solvent-Free Conditions

Jan 19, 2026 12:10:15 PM

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Supported N-propylsulfamic acid onto Fe3O4 magnetic nanoparticles as a reusable and efﬁcient nanocatalyst and protection of aldehydes

Jan 19, 2026 12:10:15 PM

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CuFe2O4 magnetic nanoparticle catalyzed odorless synthesis of sulfides using phenylboronic acid and aryl halides in the presence of S8

Jan 19, 2026 12:10:15 PM

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Preparation and characterization of laccases immobilized on magnetic nanoparticles and their application as a recyclable nanobiocatalyst for the aerobic oxidation of alcohols in the presence of TEMPO

Jan 19, 2026 12:10:15 PM

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GUANIDINE-FUNCTIONALIZED MAGNETIC Fe3O4 NANOPARTICLES AS A NEW SORBENT FOR PRECONCENTRATION OF HEAVY METAL IONS IN WATER SAMPLES

Jan 19, 2026 12:10:15 PM

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Prediction the Normal Boiling Points of Primary, Secondary and Tertiary Liquid Amines from their Molecular Structure Descriptors

Jan 19, 2026 12:10:15 PM

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اثر عصاره ی هیدروالکلی دارچین بر تشنج القا شده توسط استریکنین در موش سوری

Jan 19, 2026 12:10:15 PM

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Copper-Catalyzed Thioetherification Reactions of Alkyl Halides, Triphenyltin Chloride, and Arylboronic Acids with Nitroarenes in the Presence of Sulfur Sources

Jan 19, 2026 12:10:15 PM

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Nanomagnetic organic-inorganic hybrid (Fe@Si-Gu-Prs): a novel magnetically green catalyst for the synthesis of tetrahydropyridine derivatives at room temperature under solvent-free conditions

Jan 19, 2026 12:10:15 PM

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Tin-derivative sandwich-type polyoxometalates supported on Nd-doped TiO2 nanoparticles as efficient and reusable catalysts in the oxidation of sulfides and alcohols

Jan 19, 2026 12:10:15 PM

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Magnetic nanoparticles Fe3O4-supported guanidine as an efficient nanocatalyst for the synthesis of 2H-indazolo[2,1-b]phthalazine-triones under solvent-free conditions

Jan 19, 2026 12:10:16 PM

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Direct electron transfer and electrocatalytic properties of immobilized hemoglobin onto glassy carbon electrode modified with ionic-liquid/titanium-nitride nanoparticles: Application to nitrite detection

Jan 19, 2026 12:10:16 PM

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Ligand-free Cu-catalyzed odorless synthesis of unsymmetrical sulfides through cross-coupling reaction of aryl/benzyl/alkyl halides with an aryl boronic acid/S8 system as a thiolating agent in PEG

Jan 19, 2026 12:10:16 PM

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Chiral oxo-vanadium (+)-pseudoephedrine complex immobilized on magnetic nanoparticles: A highly efficient and recyclable novel nanocatalyst for the chemoselective oxidation of sulfides to sulfoxides using H2O2

Jan 19, 2026 12:10:16 PM

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تاثیر عصاره کلروفرمی گیاه کاسنی بر شاخص های عملکردی کبد و سطح سرمی TNF-α در مدل کلستاز انسدادی موش صحرایی

Jan 19, 2026 12:10:16 PM

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Synthesis and Application of Magnetic Nanoparticle Supported Ephedrine as a New Sorbent for Preconcentration of Trace Amounts of Pb and Cu in Water Samples

Jan 19, 2026 12:10:16 PM

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Synthesis, characterization and catalytic property of chiral oxo-vanadium (+)-pseudoephedrine complex supported on magnetic nanoparticles Fe3O4 in the cyanosilylation of carbonyl compounds

Jan 19, 2026 12:10:16 PM

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SULFAMIC ACID–CATALYZED OXIDATION OF SULFIDES TO SULFOXIDES AND SULFONES USING H2O2: GREEN AND CHEMOSELECTIVE METHOD

Jan 19, 2026 12:10:16 PM

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DABCO tribromide immobilized on magnetic nanoparticle as a recyclable catalyst for the chemoselective oxidation of sulfide using H2O2 under metal- and solvent-free conditions

Jan 19, 2026 12:10:16 PM

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Sulfamic acid as a recyclable and green catalyst for rapid and highly efficient synthesis of 2-arylbenzothiazoles in water at room temperature

Jan 19, 2026 12:10:16 PM

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Layer by layer assembly of catalase and amine-terminated ionic liquid onto titanium nitride nanoparticles modified glassy carbon electrode: Study of direct voltammetry and bioelectrocatalytic activity

Jan 19, 2026 12:10:16 PM

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Magnetic nanoparticle immobilized N-propylsulfamic acid: The chemoselective, efficient, green and reusable nanocatalyst for oxidation of sulfides to sulfoxides using H2O2under solvent-free conditions

Jan 19, 2026 12:10:16 PM

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Magnetic nanoparticle-supported guanidine as a highly recyclable and efficient nanocatalyst for the cyanosilylation of carbonyl compounds

Jan 19, 2026 12:10:16 PM

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SELECTIVE OXIDATION OF SULFIDES TO SULFOXIDES USING H2O2 CATALYZED BYp-TOLUENESULFONIC ACID (p-TsOH) UNDER SOLVENT-FREE CONDITIONS

Jan 19, 2026 12:10:16 PM

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Novel magnetic nanoparticles Fe3O4-immobilized domino Knoevenagel condensation, Michael addition, and cyclization catalyst

Jan 19, 2026 12:10:16 PM

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Magnetic Nanoparticle Immobilized N-Propylsulfamic Acid as a Recyclable and Efficient Nanocatalyst for the Synthesis of 2H-indazolo[2,1-b]phthalazine-triones in Solvent-Free Conditions: Comparison with Sulfamic Acid

Jan 19, 2026 12:10:16 PM

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Synthesis, characterization and catalytic properties of magnetic nanoparticle supported guanidine in base catalyzed synthesis of alpha-hydroxyphosphonates and alpha-acetoxyphosphonates

Jan 19, 2026 12:10:16 PM

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تاثیر عصاره متانولی و ان-هگزانی تره بر برخی شاخص های انعقادی در محیط آزمایشگاه

Jan 19, 2026 12:10:16 PM

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Sulfamic acid as a reusable and green catalyst for efficient and simple synthesis of 2-substituted-2,3-dihydroquinazolin-4 (1(H)-ones in water or methanol

Jan 19, 2026 12:10:16 PM

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Sulfamic acid: An efficient, cost-effective and green catalyst for crossed-aldol condensation of ketones with aromatic aldehydes under solvent-free

Jan 19, 2026 12:10:16 PM

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Formylation of Alcohol with Formic Acid under Solvent-Free and Neutral Conditions Catalyzed by Free I2 or I2 Generated in Situ from Fe(NO3)3·9H2O/NaI

Jan 19, 2026 12:10:17 PM

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Trichloroisocyanuric acid (TCCA) as a mild and efficient catalyst for the trimethylsilylation of alcohols and phenols with hexamethyldisilazane (HMDS) under heterogonous conditions

Jan 19, 2026 12:10:17 PM

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N,N0-Dibromo-N,N0-1,2-ethanediylbis(benzene sulfonamide) as a novel N-bromo reagent catalyzed tetrahydropyranylation/depyranylation of alcohols and phenols under mild conditions

Jan 19, 2026 12:10:17 PM

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N,N'-Dibromo-N,N'-1,2-ethanediylbis(benzene sulfonamide) as an Efficient Catalyst for Acetylation and Formylation of Alcohols Under Mild Conditions

Jan 19, 2026 12:10:17 PM

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p-Toluenesulfonyl Chloride (p-TsCl)-Catalyzed Trimethylsilylation of Hydroxyl Groups Using Hexamethyldisilazane and Their Regeneration Under Mild Conditions: The First Example for Catalytic Application of p-Toluenesulfonyl Chloride

Jan 19, 2026 12:10:17 PM

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N,N-Dibromo-N,N-1,2-ethanediylbis (Benzene Sulfonamide) as a Novel N-Bromo Reagent–Catalyzed Trimethylsilylation of Alcohols and Phenol With

Jan 19, 2026 12:10:17 PM

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Green and Efficient Procedure for the Trimethylsilylation of Hydroxy Groups and Their Regeneration Using Sulfamic Acid as Recyclable Catalyst

Jan 19, 2026 12:10:17 PM

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1,3-dibromo-5,5-dimethylhydantoin as an efficient and chemoselective agent for the regeneration of carbonyl compounds from semicarbazones and oximes

Jan 19, 2026 12:10:17 PM

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N,N’-Dibromo-N,N’ 1,2-ethanediylbis(benzenesulphonamide) (BNBBS): a Safe, Neutral and Efficient Reagent for the Oxidation of Primary and Secondary Alcohols to Corresponding Carbonyl Compounds under Mild Conditions

Jan 19, 2026 12:10:17 PM

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Convenient trimethylsilylation of hydroxy groups with hexamethyldisilazane under solvent-free conditions

Jan 19, 2026 12:10:17 PM

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Novel and Highly Effective Method for the Trimethylsilylation of Alcohols and Phenols with Hexamethyldisilazane (HMDS), Catalyzed by I2 Generated in situ Using Fe(NO3)3 • 9 H2O/NaI under Heterogeneous and Neutral Conditions

Jan 19, 2026 12:10:17 PM

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A Mild Method for the Protection of Aldehydes as Dithioacetals and Dithiolanes Catalyzed by I2 Generated in situ Using Fe(NO3)3.9H2O/NaI Under Heterogeneous Conditions

Jan 19, 2026 12:10:17 PM

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A highly efficient and ecofriendly procedure for tetrahydropyranylation of alcohols and phenols in the presence of in-situ generated I2 under heterogeneous and neutral conditions

Jan 19, 2026 12:10:17 PM

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Efficient Oxidation of Alcohols to Carbonyl Compounds by N,N-Dichloro-4-methylbenzenesulfonamide under Mild Conditions

Jan 19, 2026 12:10:17 PM

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Efficient Trimethylsilylation of Alcohols and Phenols with HMDS in the Presence of a Catalytic Amount of 1,3-Dibromo-5,5-dimethylhydantoin (DBDMH) as a Safe and Cheap Industrial Chemical

Jan 19, 2026 12:10:17 PM

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N-Bromosuccinimide (NBS): a Mild and Efficient Catalyst for Tetrahydropyranylation of Alcohols and Phenols under Solvent-Free Conditions

Jan 19, 2026 12:10:17 PM

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Microwave-Assisted Chemoselective Regeneration of Carbonyl Compounds from Oximes by Silica Chromate/WET SiO2 under Solvent-Free Conditions

Jan 19, 2026 12:10:17 PM

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Acylation of alcohols catalyzed by using 1,3-dibromo-5,5-dimethylhydentoin or trichloroisocyanuric acid

Jan 19, 2026 12:10:17 PM

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A novel application of n-bromosaccharin as a chemoselective and efficient oxidative reagent for oxidation of thiols to disulfides under microwave irradiation

Jan 19, 2026 12:10:17 PM

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A New Application of N,N'-dibromo-N,N'-1,2-ethanediylbis(p-toluenesulfonamide) as Selective and Efficient Reagent for the Oxidation of Various Thiols to Disulfides

Jan 19, 2026 12:10:18 PM

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A new application of N-bromosaccharin as a selective and efficient oxidative reagent for regeneration of carbonyl compounds from oximes

Jan 19, 2026 12:10:18 PM

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Alanine/chlorochromic acid/silica gel: an efficient and selective reagent for the oxidation of organic functional groups

Jan 19, 2026 12:10:18 PM

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p-Toluenesulfonyl chloride as a new and effective catalyst for acetylation and formylation of hydroxyl compounds under mild conditions

Jan 19, 2026 12:10:18 PM

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Boric Acid as Cost-Effective and Recyclable Catalyst for Trimethylsilyl Protection and Deprotection of Alcohols and Phenols

Jan 19, 2026 12:10:18 PM

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A highly efficient, green, rapid, and chemoselective oxidation of sulfides using hydrogen peroxide and boric acid as the catalyst under solvent-free conditions

Jan 19, 2026 12:10:18 PM

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N-Fluorobenzenesulfonimide [(PhSO2)2NF] – A Neutral N–F ContainingElectrophilic Fluorinating Agent

Jan 19, 2026 12:10:18 PM

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سنتز و شناسایی یک نانو بیوکاتالیست هیبریدی قابل استفاده مجدد و کاربرد آن در اکسایش هوازی ترکیبات آلی– یک روش الگوگرفته از فرایندهای طبیعی

Jan 19, 2026 12:10:18 PM

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سنتز و شناسایی آنزیم لاکاز تثبیت شده برروی نانوکامپوزیت گرافن-اکسید/مگنتیت و سیلیس MCFs و مقایسه فعالیت کاتالیستی آن ها با لاکاز آزاد در سنتز ترکیبات آل

Jan 19, 2026 12:10:18 PM

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