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Péjoration climatique et dégradation des formations forestières en haute-Casamance (Sénégal)
(2000)
L’objectif de ce travail est d’analyser la péjoration climatique et la dégradation des
formations forestières en Haute-Casamance, une des zones les plus riches en ressources
végétales du pays. Cette analyse climatique ...
Regioselective Annulation of 1,5-Diketones: Access to Functionalized Hagemann’s Esters
(European Journal of Organic Chemistry, 2000)
The synthesis of the ‘‘functionalized’’ Hagemann’s ester (S)-
18 was investigated. The common starting material in these
approaches was enamino ester (S,Z)-5, which was prepared
through the condensation of keto diester ...