Synthesis of 16,18-dihydroxycleroda-3,13Z-dien-16,15-olide, (+)-16-hydroxycleroda-3,13Z-dien-16,15-olide, and (-)-hydroxyhalima-5(10),13-dien-16,15-olide from (+)-hardwickiic acid |
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| Authors: | Imamura P M Costa M |
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| Affiliation: | Instituto de Química, Universidade Estadual de Campinas, C.P. 6154, CEP 13083-970, Campinas, S?o Paulo, Brazil, and Departamento de Química, UFMS, MS, Brazil. imam@iqm.unicamp.br |
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| Abstract: | Syntheses of three enantiomers of natural hydroxybutenolide diterpenes, 16,18-dihydroxycleroda-3,13Z-dien-16,15-olide (4), (+)-16-hydroxycleroda-3,13Z-dien-16,15-olide (5), and (-)-16-hydroxyhalima-5(10),13Z-dien-16,15-olide (6), via a furan photosensitized oxygenation reaction of (+)-hardwickiic acid (2), are described. |
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