Generation of carbon-carbon double bonds from .beta.-oxygenated phenylseleno, phenylthio, and iodo species. A new use for the chlorotrimethylsilane-sodium iodide reagent
Unexpectedly easy formation of α-seleno-carbonyl compounds from vinyl selenides
作者:Alfredo Cravador、Alain Krief
DOI:10.1039/c39800000951
日期:——
Seleno-carbonyl compounds are formed on reaction of seleninic acid or anhydride with vinylselenides and vinyl sulphides.
硒代羰基化合物是在硒酸或酸酐与硒化乙烯和硫化乙烯反应后形成的。
Highly Enantioselective α-Alkenylation of Aldehydes and Ketones
作者:Dieter Enders、Darren L. Whitehouse
DOI:10.1055/s-1996-4263
日期:1996.5
The enantioselective synthesis of α-substituted β,γ-unsaturated aldehydes and ketones 6 via aldol reaction of SAMP-hydrazones (S)-2 with racemic α-phenylselenyl aldehydes 3 in good overall yields and high enantiomeric excesses (ee = 89-94%) is described.
New Regiospecific and stereoselective route to β-hydroxy selenides A (C,C) connective and stereospecific route to olefins and epoxides
作者:A.M. Léonard-Coppens、A. Krief
DOI:10.1016/s0040-4039(00)93887-5
日期:1976.9
CRAVADOR A.; KRIEF A., J. CHEM. SOC. CHEM. COMMUN., 1980 NO 20, 951-952
作者:CRAVADOR A.、 KRIEF A.
DOI:——
日期:——
Generation of carbon-carbon double bonds from .beta.-oxygenated phenylseleno, phenylthio, and iodo species. A new use for the chlorotrimethylsilane-sodium iodide reagent