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Enantioselective radical addition reactions to the C=N bond utilizing chiral quaternary ammonium salts of hypophosphorous acid in aqueous media.
An enantioselective addition of alkyl radicals to glyoxylate oxime ether mediated by Cinchona alkaloid derived chiral ammonium salts of hypophosphorous acid, QP and QDP, has been developed.
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Gene-transferring efficiencies of novel diamino cationic lipids with varied hydrocarbon chains.
Utilizing three biocompatible components, a series of novel cationic lipids has been chemically synthesized and tested for their gene-transferring capabilities in 293 transformed kidney cells andExpand
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N-Ethylpiperidine Hypophosphite Mediated Intermolecular Radical Carbon-Carbon Bond Forming Reaction in Water
N-Ethylpiperidine hypophosphite mediated radical addition reactions to electron deficient alkenes in aqueous media have been developed. The reactions afford high isolated yields of addition productsExpand
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Radical deoxygenation of tertiary alcohols via trifluoroacetates
Abstract Trifluoroacetates of tertiary alcohols undergo deoxygenation by Ph 2 SiH 2 in the presence of ( t BuO) 2 in excellent yields of the deoxy products without affecting the stereochemistry atExpand
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Radical deoxygenation of alcohols and vicinal diols with N-ethylpiperidine hypophosphite in water
Radical deoxygenation of alcohols and vicinal diols with N-ethylpiperidine hypophosphite both in alcohols and in water is described. S-Methyl dithiocarbonate and bis-S-methyl dithiocarbonate ofExpand
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A Radical Carbon-carbon Bond Forming Reaction: Indium Mediated Radical Addition to β-Substituted Conjugated Alkenes in Aqueous Media
Indium-mediated 1,4-addition of alkyl radical to (3-substituted conjugated alkenes in aqueous media has been developed. The reaction affords 1,4-addition products to various α,β-enonesExpand
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Efficient Synthesis of Epoxides from Vicinal Diols Via Cyclic Sulfates
Abstract Reaction of cyclic sulfates of vic-diols with sodium hydroxide in THF-MeOH produced the corresponding epoxides in excellent isolated yields at room temperature. Cyclic sulfates ofExpand
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