Browsing by Author "Wittke Günther, Oscar"

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    • 1 alpha,5 alpha-dihydroxymanoyl oxide, a novel diterpene from Satureja gilliesii 
      Manríquez Castro, Víctor; Labbé, Cecilia; Castillo, Mariano; Wittke Günther, Oscar (MUNKSGAARD INT PUBL LTD., 1997-05-15)
      The structure of the title diterpene, C20H34O3 (8 alpha,13R-epoxylabd-14-ene-1 alpha,5 alpha-diol), exhibits a very uncommon oxidation pattern, with two axially disposed hydroxyl substituents at C1 and C5, and five tertiary ...
    • Crystal structure and NMR spectra of 3-carboethoxy-3-triphenylphosphoranylidene-2-oxopropane triphenyl ... 
      Barahona Huenchumil, Patricia Mabel; Manríquez Castro, Víctor; Araya Maturana, Ramiro; Castañeda Magliona, Fernando; Delgado Castro, Tomás; Wittke Günther, Oscar (SOCIEDAD CHILENA DE QUIMICA, 1998-12)
      The crystal structure of C42H37O3P2Br has been determined by single crystal X-ray diffraction. The title compound is monoclinic, space group P2(1)/n (Nr. 14), with unit cell parameters a = 11.220(6), b = 14.345(10), c = ...