Enantioselective Construction of Dihydropyranone-Fused Indoles by [3+3] Annulation of in Situ-Derived Indolin-3-ones and Unsaturated Carboxylic Ester
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DOI: 10.1039/d3qo00377a
Abstract: We develop a N-heterocyclic carbene (NHC) and base-mediated [3+3] annulation reaction of the unsaturated carboxylic ester and sulfonium salts for the rapid and direct access to the enantioselective dihydropyrano[3,2-b]indoles. Easily... read more here.
Keywords: enantioselective construction; annulation; dihydropyranone fused; construction dihydropyranone ... See more keywords
Low-temperature electrolytes based on linear carboxylic ester co-solvents for SiOx/graphite composite anodes
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DOI: 10.1039/d3ra01111a
Abstract: Silicon-based anode materials have been applied in lithium-ion batteries with high energy density. However, developing electrolytes that can meet the specific requirements of these batteries at low temperatures still remains a challenge. Herein, we report… read more here.
Keywords: linear carboxylic; composite anodes; temperature; carboxylic ester ... See more keywords