Browsing by Author "Castañeda, Fernando"
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A common conformation of stabilized triphenyl phosphonium ylidic diesters with bulky alkoxy groups Castañeda, Fernando; Silva, Paul; Garland, María Teresa; Shirazi, Ata; Bunton, Clifford A. (2009)The phosphonium ylidic diesters, methyl and ethyl isopropyl and, methyl and ethyl t-butyl triphenylphosphoranylidene malonates, 1a,b and 2a,b, respectively, have the syn-anti conformation in solution, as in the crystal, ...
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Castañeda, Fernando; Silva, Paul; Garland, María Teresa; Shirazi, Ata; Bunton, Clifford A. (2009)Computed bond lengths and angles of methyl ethyl and dimethyl triphenyl phosphonium ylidic diesters, 1b, c, respectively, are similar to those in the crystal, as for the diethyl ester, 1a, where both acyl oxygens are anti ...
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Castañeda, Fernando; Zanocco Loyola, Antonio; Meléndrez, Mónica; Günther Sapunar, Germán; Lemp Miranda, Else (2004)Three lipid-soluble furan derivatives, 2,5-disubstituted with different n-alkyl chains, and a terminal trimethylammonium group were obtained by reaction of a metalated monoalkylfuran with alkyl dihalides under conditions ...