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pro vyhledávání: '"Hemi Borgohain"'
Publikováno v:
Synthesis.
The regio- and diastereoselective construction of biologically relevant cyclic carbamates under operationally simple and mild transition-metal-free conditions is challenging and has led to a demand for efficient methods for their synthesis. The intra
Publikováno v:
Asian Soil Research Journal. :32-38
Traditional agriculture has been generally considered everywhere as a joint effort of man and cattle. In recent past, a great deal of importance has been given to individual animal product and formulation. Among the liquid formulations, the most wide
Publikováno v:
Organic & Biomolecular Chemistry. 18:7401-7413
The intramolecular N-Boc–epoxide cyclization leading to the formation of 1,3-oxazolidin-2-one and 1,3-oxazinan-2-one derivatives has scarcely been reported in the literature. More specifically, the intramolecular cyclization of N-Boc aniline-tether
Autor:
Sajal Kumar Das, Hemi Borgohain
Publikováno v:
Tetrahedron Letters. 60:2070-2073
A series of 11-aryl-11H-indeno[1′,2′:4,5]imidazo[1,2-a]pyridines was obtained via AlCl3-promoted, dehydrative cyclization of the corresponding aryl(2-arylimidazo[1,2-a]pyridin-3-yl)methanols in moderate to good yields. The synthesized compounds c
Publikováno v:
Organicbiomolecular chemistry. 18(3)
A base-mediated dinucleophilic cyclization of readily accessible 2,3-epoxy tosylates with 2-mercaptobenzimidazole has been developed for the one-pot diastereoselective synthesis of benzimidazole-based tricyclic compounds equipped with two stereogenic
Publikováno v:
European Journal of Organic Chemistry. 2017:6671-6679
A diastereoselective synthesis of previously unknown tetrahydroquinoline-containing bridged benzothiaoxazepine-1,1-dioxides is presented. The three-step protocol uses readily available N-aryl-2-fluorobenzenesulfonamides and trans-2,3-epoxy-cinnamyl-a