Browsing by Author "Escobar, C. A."
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4-(2-Hydroxyphenyl)-2-phenyl-2,3-dihydro-1H-1,5-benzodiazepine and the 2-(2,3-dimethoxyphenyl)-, ... Escobar, C. A.; Donoso Tauda, Oscar; Araya Maturana, Ramiro; Vega, Andrés (BLACKWELL PUBLISHING, 2007-07)The 1,5-benzodiazepine ring system exhibits a puckered boatlike conformation for all four title compounds [4-(2-hydroxyphenyl)2- phenyl-2,3-dihydro-1H-1,5-benzodiazepine, C21H18N2O, (I), 2-(2,3-dimethoxyphenyl)-4-(2-hydr ...
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On the reduction of 4-oxo-4H-benzopyran-3-carbaldehydes: Global and local electrophilicity patternse Araya Maturana, Ramiro; Heredia Moya, Jorge; Escobar, C. A.; Pérez, P. (SOCIEDAD CHILENA DE QUIMICA, 2004-03)The theoretical global and local electrophilicity patterns of substituted and chelated 4-oxo-4H-benzopyran-3-carbaldehydes (formylchromones) have been evaluated using the electrophilicity index proposed by Parr et al [J. ...