کتابخانه جامع آثار علمی

Silica sulfuric acid promoted aromatization of 1,2-dihydroquinolines by using NaNO2 as oxidizing agent under mild and heterogeneous conditions

Khodabakhsh Niknam, Bahador Karami, Mohammad Ali Zolfigol

Catalysis Communications Vol. 8, No. 9, 1427–1430

Preparation of indolylmethanes catalyzed by metal hydrogen sulfates

Khodabakhsh Niknam, Mohammad Ali Zolfigol, T. Sadabadi, Akbar Nejati

Journal of the Iranian Chemical Society Vol. 3, No. 4, 318–322

A catalytic and green procedure for Friedlander quinoline synthesis in aqueous media

Mohammad Ali Zolfigol, Peyman Salehi, Arash Ghaderi, Morteza Shiri

Catalysis Communications Vol. 8, No. 8, 1214–1218

Efficient Trimethylsilylation and Tetrahydropyranylation of Alcohols in the Presence of 1,3-Dibromo-5,5-dimethylhydantoin

Farhad Shirini, Mohammad Ali Zolfigol, Maryam Paktinat

Synthesis Vol. 2006, No. 24, 4252–4256

Chemoselective trimethylsilylation and tetrahydropyranylation of benzylic and primary and secondary aliphatic alcohols proceed efficiently in the presence of 1,3-dibromo-5,5-dimethylhydantoin (DBH) under mild and completely heterogeneous re…

Silica Sulfuric Acid and Silica Chloride as Efficient Reagents for Organic Reactions

Peyman Salehi, Mohammad Ali Zolfigol, Farhad Shirini, Mostafa Baghbanzadeh

Current Organic Chemistry Vol. 10, No. 17, 2171–2189

Silica sulfuric acid and silica chloride, two silica based solid acids have been used for various organic functional group transformations either as reagent or as catalyst. All reactions have been carried out under mild and heterogeneous co…

A catalytic and transition metal-free method for the chemoselective oxidation of alcohols to their corresponding carbonyl compounds using periodic acid or iodic acid in the presence of a catalytic amount of KBr

Mohammad Ali Zolfigol, Farhad Shirini, Gholamabbas Chehardoli, Eskandar Kolvari

Journal of Molecular Catalysis A Chemical Vol. 265, No. 1-2, 272–275

Anodic Stripping Voltammetric Determination of Lead(II) with a 2‐Aminopyridinated‐Silica Modified Carbon Paste Electrode

Roohollah Torabi, Esmaeil Shams, Mohammad Ali Zolfigol, S. Afshar

Analytical Letters Vol. 39, No. 14, 2643–2655

A carbon paste electrode modified with organically functionalized silica was used for the determination of lead. The measurements were carried out in three steps including an open circuit accumulation followed by electrolysis of accumulated…

Trichloroisocyanuric Acid/KBr as a Catalytic System for the Chemoselective Oxidation of Benzylic and Secondary Alcohols.

Mohammad Ali Zolfigol, Farhad Shirini, Arash Ghorbani Choghamarani

ChemInform Vol. 37, No. 42

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

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

Mohammad Ali Zolfigol, Ardeshir Khazaei, Arash Ghorbani‐Choghamarani, Amin Rostami

Phosphorus, sulfur, and silicon and the related elements Vol. 181, No. 11, 2453–2458

The regeneration of carbonyl compounds from oximes were performed by using silica chromate and wet SiO 2 (w/w 50%) under microwave irradiation and solvent-free conditions with excellent yields.

Poly(N‐bromobenzene‐1,3‐disulfonamide) and N,N,N′,N′‐Tetrabromobenzene‐1,3‐disulfonamide as Novel Catalytic Reagents for Silylation of Alcohols, Phenols, and Thiols Using Hexamethyldisilazane.

Ramin Ghorbani‐Vaghei, Mohammad Ali Zolfigol, Mahdieh Chegeny, Hojat Veisi

ChemInform Vol. 37, No. 40

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

Iodine-catalyzed synthesis of novel Hantzsch N-hydroxyethyl 1,4-dihydropyridines under mild conditions

Mohammad Ali Zolfigol, Peyman Salehi, Ahmad Khorramabadi‐zad, Mohsen Shayegh

Journal of Molecular Catalysis A Chemical Vol. 261, No. 1, 88–92

Biomimetic Aromatization of Hantzsch 1,4‐Dihydropyridines with Sodium Periodate Catalyzed by a New Polystyrene‐Bound Manganese Porphyrin.

Majid Moghadam, Masoud Nasr‐Esfahani, Shahram Tangestaninejad, Valiollah Mirkhani, Mohammad Ali Zolfigol

ChemInform Vol. 37, No. 39

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

An Efficient and Eco‐Friendly Procedure for the Synthesis of Hantzsch Ethyl 1,4‐Dihydro‐2,6‐dimethylpyridine‐3,5‐dicarboxylates under Mild and Green Conditions.

Mohammad Ali Zolfigol, Peyman Salehi, Maliheh Safaiee

ChemInform Vol. 37, No. 39

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

KBrO3 in the Presence of Fe(HSO4)3/Wet SiO2: Efficient Oxidation of Alcohols and Trimethylsilyl and Tetrahydropyranyl Ethers.

Farhad Shirini, Mohammad Ali Zolfigol, Abdolreza Abri

ChemInform Vol. 37, No. 39

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

SiO2/N2O4 and Fe(NO3) 3×9H2O/H3PMo12 O40×xH2O Systems as Powerful Oxidants for Removal of Cyclic Dioxalanes and Dithianes.

Mohammad Ali Zolfigol, Iraj Mohammadpoor‐Baltork, Ardeshir Khazae, Morteza Shiri, Zahra Tanbakouchian

ChemInform Vol. 37, No. 39

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

NaBrO3/NaHSO4 · H2O as a Versatile Reagent System for the Oxidation of Benzylic Alcohols and Aldehydes

Farhad Shirini, Mohammad Ali Zolfigol, Shayesteh Torabi

Synthetic Communications Vol. 36, No. 19, 2833–2840

The oxidation of benzylic alcohols and aldehydes by NaBrO3 is efficiently promoted in the presence of NaHSO4 · H2O. All reactions were performed under mild and completely heterogeneous conditions in good to high yields.

Simple, Convenient and Heterogeneous Method for Conversion of Urazoles to Triazolinediones Using N,N,N′,N′‐Tetrabromobenzene‐1,3‐disulfonylamide or Trichloromelamine under Mild and Heterogeneous Conditions.

Mohammad Ali Zolfigol, Ramin Ghorbani‐Vaghei, Shadpour Mallakpour, Gholamabbas Chehardoli, Arash Ghorbani Choghamarani, Amaneh Hosain Yazdi

ChemInform Vol. 37, No. 36

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

An eco-friendly procedure for the synthesis of polysubstituted quinolines under aqueous media

Mohammad Ali Zolfigol, Peyman Salehi, Arash Ghaderi, Morteza Shiri, Zahra Tanbakouchian

Journal of Molecular Catalysis A Chemical Vol. 259, No. 1-2, 253–258

ZrOCl2 · 8H2O as an Efficient Reagent for the Solvent‐Free Synthesis of 3,4‐Dihydropyrimidin‐2‐(1H)‐ones

Farhad Shirini, Mohammad Ali Zolfigol, Esmail Mollarazi

Synthetic Communications Vol. 36, No. 16, 2307–2310

ZrOCl2 · 8H2O, a commercially available reagent, can be used for the promotion of the synthesis of 3,4‐dihydropyrimidin‐2(1H)‐ones under solvent‐free reaction conditions. All reactions were performed at 90°C in good to high yields.

Solvent‐Free Preparation of 1,1‐Diacetates from Aldehydes Mediated by Zirconium Hydrogen Sulfate at Room Temperature

BiBi Fatemeh Mirjalili, Mohammad Ali Zolfigol, Abdolhamid Bamoniri, Nafisehsadat Sheikhan

Journal of the Chinese Chemical Society Vol. 53, No. 4, 955–959

Abstract A mild and efficient method has been developed for the preparation of acylals in good yields through a reaction of aldehydes with acetic anhydride using Zr(HSO4)4 as catalyst at room temperature and under solvent‐free conditions.

Alumina–Methanesulfonic Acid (AMA)/NaNO2as an Efficient Procedure for the Chemoselectivite N‐Nitrosation of Secondary Amines

Khodabakhsh Niknam, Mohammad Ali Zolfigol

Synthetic Communications Vol. 36, No. 16, 2311–2319

A combination of alumina/methanesulfonic acid (AMA) and sodium nitrite was used as an effective nitrosating agent for the nitrosation of secondary amines under mild and heterogeneous conditions in good to excellent yields.

AROMATIZATION OF 1,4-DIHYDROPYRIDINES IN THE PRESENCE OF TOLUENESULFONYL CHOLORIDE/ NaNO2/ WET-SiO2 UNDER MICROWAVE IRRADIATION

Khodabakhsh Niknam, Mohammad Ali Zolfigol, Farideh Rabani

Heterocyclic Communications Vol. 12, No. 3-4, 183–186

Article AROMATIZATION OF 1,4-DIHYDROPYRIDINES IN THE PRESENCE OF TOLUENESULFONYL CHOLORIDE/ NaNO2/ WET-SiO2 UNDER MICROWAVE IRRADIATION was published on August 1, 2006 in the journal Heterocyclic Communications (volume 12, issue 3-4).

Analysis of trans-resveratrol in 147 Iranian Grape Cultivars by High-Performance Liquid Chromatography

M. Esna-Ashari, Mansour Gholami, Mohammad Ali Zolfigol, Morteza Shiri, Aghil Mahmoodi Pour, Mehdi Hesari

한국원예학회 기타간행물 101–101

1,3-Dibromo-5,5-diethylbarbituric acid as an efficient catalyst for the protection of various alcohols with HMDS under solvent-free conditions

Ardeshir Khazaei, Mohammad Ali Zolfigol, Zahra Tanbakouchian, Morteza Shiri, Khodabakhsh Niknam, Javad Saien

Catalysis Communications Vol. 8, No. 6, 917–920