Zobrazeno 1 - 10 of 43 pro vyhledávání: '"Roman Balicki"'
1
Simple and efficient deoxygenation of heteroaromatic n-oxides using TiCl4/SnCl2
Autor: Lukasz Kaczmarek, Roman Balicki, Marek Malinowski
Publikováno v: Bulletin des Sociétés Chimiques Belges. 97:787-790
Various unfunctionalized heteroaromatic N-oxides are efficiently deoxygenated to the corresponding bases under mild conditions by treatment with the novel reagent TiCl4/SnCl2.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::09dc075de84508dd3bafddd1b573b1a1
https://doi.org/10.1002/bscb.19880971007
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2
An Efficient Deoxygenation of Heteroaromatic N-Oxides Using Zinc Dust/Ammonium Formate Reagent System
Autor: Grzegorz Maciejewski, Roman Balicki, Marcin Cybulski
Publikováno v: Synthetic Communications. 33:4137-4141
Heteroaromatic N-oxides were readily and selectively deoxygenated to the corresponding bases with zinc/ammonium formate reagent system.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bb2febebe20c5d16267d570bfc77830a
https://doi.org/10.1081/scc-120026355
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3
A MILD AND CONVENIENT PROCEDURE FOR THE OXIDATION OF AROMATIC ALDEHYDES TO CARBOXYLIC ACIDS USING UREA-HYDROGEN PEROXIDE IN FORMIC ACID
Autor: Roman Balicki
Publikováno v: Synthetic Communications. 31:2195-2198
Mild and safe oxidation of aromatic and heteroaromatic aldehydes to the corresponding acids was achieved by using UHP in formic acid.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::12111e1bb14abeb0a51f9fea684d7d20
https://doi.org/10.1081/scc-100104472
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4
A Simple and Efficient Method for the Preparation of N-Heteroaromatic N-oxides
Autor: Roman Balicki, Jerzy Golinski
Publikováno v: Synthetic Communications. 30:1529-1534
Urea-hydrogen peroxide/formic acid system has shown utility for mild and safe N-oxidation of N-heteroaromatic compounds.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fbbad2bb75d5bce65c2c201e450e30ee
https://doi.org/10.1080/00397910008087182
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5
A Mild and Efficient Procedure for the Oxidation of Organic Sulfides to Sulfones by Use Of Urea-Hydrogen Peroxide/Trifluoroacetic Anhydride System
Autor: Roman Balicki
Publikováno v: Synthetic Communications. 29:2235-2239
Selective, mild and safe oxidation of dialkyl-, diaryl- and alkyl-aryl sulfides to the corresponding sulfones was achieved by using of urea-H2O2/trifluoroacetic anhydride system.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::39bf7231a8d4a93a062eae7a7a6d1289
https://doi.org/10.1080/00397919908086223
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6
A MILD AND SELECTIVE DEOXYGENATION OFN-OXIDES WITH AMMONIUM FORMATE AS A CATALYTIC HYDROGEN TRANSFER AGENT
Autor: Roman Balicki, Grzegorz Maciejewski
Publikováno v: Synthetic Communications. 32:1681-1683
Ammonium formate catalytic transfer hydrogenation in the presence of raney nickel has shown utility for mild and selective deoxygenation of heteroaromatic N-oxides in neutral medium.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e22113f63e5925b40efac7ec825716db
https://doi.org/10.1081/scc-120004259
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7
Mild and Efficient Conversion of Nitriles to Amides with Basic Urea-Hydrogen Peroxide Adduct
Autor: Roman Balicki, Łukasz Kaczmarek
Publikováno v: Synthetic Communications. 23:3149-3155
The urea-hydrogen peroxide adduct, an inexpensive, stable and easily handled reagent has shown utility for mild and efficient transformation of nitriles into the corresponding aliphatic or aromatic amides. Reaction proceeds in aqueous acetone, within
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9e09e89c768131ee27a733c82e5d2b8a
https://doi.org/10.1080/00397919308011173
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8
ChemInform Abstract: Mild Reductive Deoximation with TiCl4/NaI Reagent System
Autor: Roman Balicki, Lukasz Kaczmarek
Publikováno v: ChemInform. 23
The application of the TiCl4/NaI reagent system in the reductive cleavage of oximes under mild conditions is reported.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::105ea632d1c9062e05d965321d16f784
https://doi.org/10.1002/chin.199214146
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9
ChemInform Abstract: Mild and Efficient Deoxygenation of Sulfoxides with Titanium(IV) Chloride/Sodium Iodide Reagent System
Autor: Roman Balicki
Publikováno v: ChemInform. 22
Dialkyl, diaryl and alkyl aryl sulfoxides were readily deoxygenated to the corresponding sulfides in excellent yields with titanium(IV) chloride/sodium iodide reagent system at room temperature.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::839e2bbba371f843cf16e39e36f1c750
https://doi.org/10.1002/chin.199138081
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10
ChemInform Abstract: An Excellent Method for the Mild and Safe Oxidation of N- Heteroaromatic Compounds and Tertiary Amines
Autor: P. Nantka‐Namirski, Roman Balicki, Lukasz Kaczmarek
Publikováno v: ChemInform. 23
Selective, mild and safe N-oxidation of N-heteroaromatic compounds and tertiary amines affording high product yields was achieved by using the H2O2-urea/phthalic anhydride system.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::59d92971590ce96a85a8e426265f9b72
https://doi.org/10.1002/chin.199246090
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