An efficient synthesis of pyrido[2,3-d]pyrimidine derivatives and related compounds under ultrasound irradiation without catalyst.
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TLDR
A series of pyrido[2,3-d]pyrimidine derivatives and related compounds were synthesized via the condensation reaction of an aldehyde, 2,6-diaminopyrimidine-4(3H)-one and either tetronic acid or 1,3,indanedione under ultrasonic irradiation without catalyst.About:
This article is published in Ultrasonics Sonochemistry.The article was published on 2008-03-01 and is currently open access. It has received 30 citations till now. The article focuses on the topics: Tetronic acid & Condensation reaction.read more
Citations
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Multicomponent Reactions for the Synthesis of Heterocycles
TL;DR: Recent advances on multicomponent domino reactions for the construction of five-, six-, and seven-membered heterocyclic skeletons and their multicyclic derivatives are covered.
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Recent developments on ultrasound-assisted one-pot multicomponent synthesis of biologically relevant heterocycles.
TL;DR: The present review deals with the "up to date" developments on ultrasound assisted one-pot multi-component synthesis of biologically relevant heterocycles reported so far.
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Recent developments on ultrasound assisted catalyst-free organic synthesis.
TL;DR: The present review summarizes the latest developments on ultrasound assisted catalyst-free organic synthesis reported so far and indicates that the involvement of ultrasound in organic synthesis is sometimes fulfilling this goal.
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Ultrasound-assisted synthesis of pyrroles catalyzed by zirconium chloride under solvent-free conditions.
TL;DR: A straightforward synthesis of substituted pyrroles using zirconium chloride-catalyzed modified Paal-Knorr method has been accomplished under ultrasound irradiation, providing as easy access to various substituted p Pyrroles in good to excellent yields with short reaction times.
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Ultrasound-promoted catalyst-free one-pot four component synthesis of 2H-indazolo[2,1-b]phthalazine-triones in neutral ionic liquid 1-butyl-3-methylimidazolium bromide.
TL;DR: A catalyst-free one-pot four component methodology for the synthesis of 2H-indazolo[2,1-b]phthalazine-triones under ultrasonic irradiation at room temperature using 1-butyl-3-methylimidazolium bromide, [Bmim]Br, as a neutral reaction medium is described.
References
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Journal ArticleDOI
Multicomponent Reactions with Isocyanides.
Alexander Dömling,Ivar Ugi +1 more
TL;DR: MCRs and especially MCRs with isocyanides offer many opportunities to attain new reactions and basic structures, however, this requires that the chemist learns the "language" of M CRs, something that this review wishes to stimulate.
Journal ArticleDOI
Asymmetric multicomponent reactions (amcrs): the new frontier
Diego J. Ramón,Miguel Yus +1 more
TL;DR: Asymmetric multicomponent reactions involve the preparation of chiral compounds by the reaction of three or more reagents added simultaneously and has some advantages over classic divergent reaction strategies, such as lower costs, time, and energy, as well as environmentally friendlier aspects.
Journal ArticleDOI
Maximizing Synthetic Efficiency: Multi-Component Transformations Lead the Way
TL;DR: Over the last five years, industrial and academic researchers have made the unique exploratory power of some reactions into one of the most efficient and cost-effective tools for combinatorial and parallel synthesis.
Journal ArticleDOI
Recent Advances in Solution-Phase Multicomponent Methodology for the Synthesis of Heterocyclic Compounds
TL;DR: A review of solution-phase multi-component procedures for the synthesis of heterocyclic compounds can be found in this paper, where the authors give an overview of the progress made in the past decade.
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Recent Developments in the Isonitrile‐Based Multicomponent Synthesis of Heterocycles
TL;DR: A review of isocyanide-based multicomponent reactions for heterocycle synthesis can be found in this paper, where the authors advocate a "substrate-design approach" in searching for novel MCRs.
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