Journal ArticleDOI
Silica chemisorbed bis(hydrogensulphato)benzene (SiO2-BHSB) as a new, efficient, and recyclable catalyst for the synthesis of 5-oxopyrono[3,2-c]chromene scaffolds in water-based solvent
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This article is published in Phosphorus Sulfur and Silicon and The Related Elements.The article was published on 2021-12-02. It has received 1 citations till now. The article focuses on the topics: Solvent & Benzene.read more
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Silica Bonded Bis(Hydrogensulphato)Benzene as a New, Sustainable Catalytic Material for an Efficient and Aqueous Based Synthesis of 5-Oxo-4H-Pyrano[3,2-c]Quinolone Scaffolds
Kailash R. Kadam,Amit S. Waghmare,V. D. Murade,Shailendra S. Gurav,D. S. Wankhede,Vinod T. Kamble +5 more
TL;DR: In this paper , a new catalytic material silica bonded bis(hydrogensulphato)benzene (SiO2-BHSB) was synthesized through a sequence of reactions, where the active catalytic part benzene-1,3-disulfonic acid was grafted on the surface of micro-sized silica by the chemical bonding.
References
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Synthesis and pharmacological activity of 2-oxo-(2H) 1-benzopyran-3-carboxamide derivatives
TL;DR: In this article, the synthesis and biological activity of heterocyclic compounds synthesized by carbon suboxide was investigated and some 2-oxo (2H) 1-benzopyran-3-carboxamide derivatives were screened.
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Aqueous microwave chemistry: a clean and green synthetic tool for rapid drug discovery
TL;DR: The fundamentals and significant outcomes of microwave-assisted organic synthesis in aqueous medium are summarized in this tutorial review, which have resulted in the development of relatively sustainable and environmentally benign protocols for the synthesis of drugs and fine chemicals.
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Nitriles in heterocyclic synthesis: novel synsthesis of benzo[c]-coumarin and of benzo[c]pyrano[3,2-c]quinoline derivatives
TL;DR: Syntheses a partir de methyl-4 oxo-2 chromenecarbonitrile-3 ou de dihydro-5,6 dimethyl-4,6 dioxo- 2,5 pyranno [3,2-c] quinoleinecarbonitrile,3, et d'α-cyano ou α-ethoxycarbonyl cinnamonitriles
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DBU: a highly efficient catalyst for one-pot synthesis of substituted 3,4-dihydropyrano[3,2-c]chromenes, dihydropyrano[4,3-b]pyranes, 2-amino-4H-benzo[h]chromenes and 2-amino-4H benzo[g]chromenes in aqueous medium
TL;DR: In this paper, the authors reported DBU catalyzed one-pot synthesis of 3,4-dihydropyrano[3,2-c]chromenes, dihydropyrane[4,3-b]pyranes, 2-amino-4H-benzo[h]chromene and 2-AMino- 4H-bennzo[g]-chromenes from aldehydes.
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Tetrabutylammonium bromide (TBAB): a neutral and efficient catalyst for the synthesis of biscoumarin and 3,4-dihydropyrano[c]chromene derivatives in water and solvent-free conditions
TL;DR: In this article, a simple, efficient and ecofriendly procedure using tetrabutylammonium bromide as catalyst for the synthesis of biscoumarin and dihydropyrano[c]chromene derivatives in water and solvent-free conditions was developed.