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Search results for: pyrrole in all categories

236 results found.

24 pages of results.
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... been a recent surge of enthusiasm for pyrrole synthesis. Stephen L. Buchwald of ... , which on heating rearrange to the pyrroles. Mitsuro Shindo of Kyushu University has ...
URL: http://www.organic-chemistry.org/Highlights/2007/15OctoberA.shtm
... simple, practical, and economical Paal-Knorr pyrrole condensation of 2,5-dimethoxytetrahydrofuran with various ... Iron-Catalyzed Inexpensive and Practical Synthesis of N-Substituted Pyrroles in Water Najmedin Azizi*, Alireza ...
URL: http://www.organic-chemistry.org/abstracts/lit2/648.shtm
... alkynes to liberate isocyanate and form the pyrrole product. see article for more examples ... Organic Chemistry Portal Direct Synthesis of Pyrroles from Imines, Alkynes, and Acid ...
URL: http://www.organic-chemistry.org/abstracts/lit1/578.shtm
... azides have been developed: A thermal pyrrole formation via the 1,2-addition of ... Organic Chemistry Portal Synthesis of Polysubstituted N-H Pyrroles from Vinyl Azides and 1,3-Dicarbonyl ...
URL: http://www.organic-chemistry.org/abstracts/lit2/009.shtm
... ring expansion to afford 2,5-substituted pyrrole products. Depending on the the counterion ... Counterion Effects in a Gold-Catalyzed Synthesis of Pyrroles from Alkynyl Aziridines Paul W. Davies ...
URL: http://www.organic-chemistry.org/abstracts/lit2/556.shtm
... Organic Chemistry Portal Regiocontrolled Synthesis of Polysubstituted Pyrroles Starting from Terminal Alkynes, Sulfonyl Azides ... nickel(0) catalyst to produce isopyrroles. These intermediates are further converted to ...
URL: http://www.organic-chemistry.org/abstracts/lit4/082.shtm
... , Thiophenes, Paal-Knorr( Furan, Pyrrole, Thiophene) Synthesis, Microwaves, ... Three-Step Regiocontrolled Synthesis of Polysubstituted Furans, Pyrroles and Thiophenes Giacomo Minetto, Luca F ...
URL: http://www.organic-chemistry.org/abstracts/lit1/066.shtm
... ,4- vs 3,4-Disubsituted Pyrrole Synthesis Switched by Copper and Nickel Catalysts ... 4- and 3,4-diaryl substituted pyrroles depending on the selection of the transition ...
URL: http://www.organic-chemistry.org/abstracts/lit3/805.shtm
... cycloadditions. Scope and limitations of both pyrrole syntheses are discussed. see article for ... Chemistry Portal Versatile Direct Synthesis of Oligosubstituted Pyrroles by Cycloaddition of ?-Metalated Isocyanides to Acetylenes ...
URL: http://www.organic-chemistry.org/abstracts/literature/968.shtm
... /Chemical-Safety-Mg3N2-Hazard.html Key Words pyrroles, Paal-Knorr pyrrole synthesis, heterocycles, ammonia, magnesium ... Convenient Source of Ammonia: Preparation of Pyrroles Gemma E. Veitch, Katy L ...
URL: http://www.organic-chemistry.org/abstracts/lit2/295.shtm
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