Browsing by Author "RAMIREZ, H"

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    MICROBIOLOGICAL HYDROXYLATION IN THE DRIMANE SERIES
    (PERGAMON-ELSEVIER SCIENCE LTD, 1992) ARANDA, G; FACON, I; LALLEMAND, JY; LECLAIRE, M; AZERAD, R; CORTES, M; LOPEZ, J; RAMIREZ, H
    The Products of the microbiological hydroxylation of drimenol and related compounds by Mucor plumbeus and Rhizopus arrhizus were investigated. Complementary results (hydroxylation at 3beta- and/or 6alpha-positions) were obtained with both microorganisms.
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    NEW APPLICATION OF THE MITSUNOBU REACTION FOR THE PREPARATION OF (DELTA-2) DERIVATIVES IN TERPENIC SERIES
    (1994) ARANDA, G; LALLEMAND, JY; AZERAD, R; MAURS, M; CORTES, M; RAMIREZ, H; VERNAL, G
    Application of the Mitsunobu reaction to various 3 beta-(equatorial)-hydroxy-4,4-dimethyl terpenic compounds provides the 2-ene-derivatives in good yields. A discussion about the mechanisms involved, and full details on the modified experimental protocol are given.