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193 articles with title/keywords/abstract containing HETEROPOLYACID

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Efficient Microwave Solvent-Free Synthesis of Flavones, Chromones, Coumarins and Dihydrocoumarins

Authors: Bennardi, Daniel O.; Ruiz, Diego M.; Romanelli, Gustavo P.; Baronetti, Graciela T.; Thomas, Horacio J.; Autino, Juan C.

Source: Letters in Organic Chemistry, Volume 5, Number 8, December 2008 , pp. 607-615(9)

Publisher: Bentham Science Publishers

Impregnation of tungstophosphoric acid on poly(methacrylamide-co-methyl methacrylate) and its acid catalytic activity in TMB alkylation

Authors: Lee, Dae-Won; Oh, Jung-Jun; Park, Young-Moo; Eom, Hee Jun; Yeom, Sung Ho; Song, In Kyu; Lee, Kwan-Young

Source: Research on Chemical Intermediates, Volume 34, Numbers 8-9, 2008 , pp. 817-825(9)

Publisher: VSP, an imprint of Brill

Reduction potential and oxidation catalysis of vanadium-containing H6+xP2Mo18−xVxO62 Wells-Dawson heteropolyacid (HPA) catalysts

Authors: Park, Dong Ryul; Kim, Heesoo; Jung, Ji Chul; Lee, Sang Hee; Song, In Kyu

Source: Research on Chemical Intermediates, Volume 34, Numbers 8-9, 2008 , pp. 845-851(7)

Publisher: VSP, an imprint of Brill

Environmentally Benign Contemporary Friedel-Crafts Chemistry by Solid Acids

Authors: Dasgupta, Sujaya; Torok, Bela

Source: Current Organic Synthesis, Volume 5, Number 4, November 2008 , pp. 321-342(22)

Publisher: Bentham Science Publishers

K7[PW11CoO40]: Efficient and Ecofriendly Catalyst for the Enamination of β-Dicarbonyl Compounds

Authors: Oskooie, Hossein; Heravi, Majid; Javadi, Negar; Bakhtiari, Khadijeh; Bamoharram, Fatemeh

Source: Synthetic Communications, Volume 38, Number 17, January 2008 , pp. 2864-2869(6)

Publisher: Taylor and Francis Ltd

Heteropolyacid as an Efficient Catalyst for Synthesis of 3,4-Dihydro-1H-2,3-benzothiazine-2,2-dioxides

Authors: Canepa, Alicia; Sasiambarrena, Leandro; Bravo, Rodolfo

Source: Synthetic Communications, Volume 38, Number 15, July 2008 , pp. 2655-2661(7)

Publisher: Taylor and Francis Ltd

Phenol and Naphthol Oxidation to Quinones with Hydrogen Peroxide Using Vanadium-Substituted Keggin Heteropoly Acid as Catalyst

Authors: Romanelli, Gustavo P.; Villabrille, Paula I.; Vazquez, Patricia G.; Caceres, Carmen V.; Tundo, Pietro

Source: Letters in Organic Chemistry, Volume 5, Number 5, July 2008 , pp. 332-335(4)

Publisher: Bentham Science Publishers

PMA-SiO2: A Heterogenous Catalyst for O-, S-, and N-Nucleophilic Substitution Reactions of Aryl Propargyl Alcohols

Authors: Srihari, P.; Reddy, J. Shyam Sunder; Bhunia, Dinesh; Mandal, S. S.; Yadav, J. S.

Source: Synthetic Communications, Volume 38, Number 9, January 2008 , pp. 1448-1455(8)

Publisher: Taylor and Francis Ltd

Solvent-Free Approach to 3,4-Dihydropyrimidin-2(1H)-(thio)ones: Biginelli Reaction Catalyzed by a Wells-Dawson Reusable Heteropolyacid

Authors: Romanelli, Gustavo; Sathicq, Angel; Autino, Juan; Baronetti, Graciela; Thomas, Horacio

Source: Synthetic Communications, Volume 37, Number 22, January 2007 , pp. 3907-3916(10)

Publisher: Taylor and Francis Ltd

Vanadium-Substituted Keggin Type Heteropolyacid are Used for the Selective Oxidation of Sulfides to Sulfoxides and Sulfones Using Hydrogen Peroxide

Authors: Romanelli, Gustavo P.; Bennardi, Daniel O.; Palermo, Valeria; Vazquez, Patricia G.; Tundo, Pietro

Source: Letters in Organic Chemistry, Volume 4, Number 8, December 2007 , pp. 544-549(6)

Publisher: Bentham Science Publishers

Water as an Efficient Solvent for Oxygenation Transformations with 34% Hydrogen Peroxide Catalyzed by some Heteropolyoxometalates

Authors: Tayebee, Reza; Alizadeh, Mohammad H.

Source: Monatshefte für Chemie / Chemical Monthly, Volume 138, Number 8, August 2007 , pp. 763-769(7)

Publisher: Springer

Potentiometric determination of the content of water-soluble organic amides

Authors: Bogoslovskiy, V.; Chernova, N.

Source: Fibre Chemistry, Volume 39, Number 1, January 2007 , pp. 73-75(3)

Publisher: Springer

Selective Acetylation of Alcohols and Amines with Ethyl Acetate in the Presence of H6[PMo9V3O40] as the Catalyst

Authors: Heravi, Majid M.; Bakhtiari, Khadijeh; Javadi, Negar M.; Oskooie, Hossein A.; Bamoharram, Fatemeh F.

Source: Monatshefte für Chemie / Chemical Monthly, Volume 138, Number 5, May 2007 , pp. 445-447(3)

Publisher: Springer

Nitration of Aromatic Compounds Catalyzed by Divanadium-Substituted Molybdophosphoric Acid, H5[PMo10V2O40]

Authors: Heravi, Majid M.; Bakhtiari, Khadijeh; Benmorad, Tina; Bamoharram, Fatemeh F.; Oskooie, Hossein A.; Tehrani, Maryam H.

Source: Monatshefte für Chemie / Chemical Monthly, Volume 138, Number 5, May 2007 , pp. 449-452(4)

Publisher: Springer

Wells-Dawson Type Heteropolyacid Catalyzed Synthesis of Quinoxaline Derivatives at Room Temperature

Authors: Heravi, Majid M.; Bakhtiari, Khadijeh; Bamoharram, Fatemeh F.; Tehrani, Maryam H.

Source: Monatshefte für Chemie / Chemical Monthly, Volume 138, Number 5, May 2007 , pp. 465-467(3)

Publisher: Springer

A Method for the Acetylation of Alcohols Catalyzed by Heteropolyoxometallates

Authors: Alizadeh, Mohammad H.; Kermani, Toktam; Tayebee, Reza

Source: Monatshefte für Chemie / Chemical Monthly, Volume 138, Number 2, February 2007 , pp. 165-170(6)

Publisher: Springer

UV-visible spectroscopy as a probe of heteropolyacid redox properties: application to liquid phase oxidations

Authors: Barteau, K.; Lyons, J.; Song, I.; Barteau, M.

Source: Topics in Catalysis, Volume 41, Numbers 1-4, December 2006 , pp. 55-62(8)

Publisher: Springer

Support effect on the properties of iron-molybdenum hydrodesulfurization catalysts

Authors: Kraleva, E.; Spojakina, A.; Jiratova, K.; Petrov, L.

Source: Catalysis Letters, Volume 112, Numbers 3-4, December 2006 , pp. 203-212(10)

Publisher: Springer

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