Synthesis of 16,18-Dihydroxycleroda-3,13<i>Z</i>-dien-16,15-olide, (+)-16-Hydroxycleroda-3,13<i>Z</i>-dien-16,15-olide, and (−)-Hydroxyhalima-5(10),13-dien-16,15-olide from (+)-Hardwickiic Acid
作者:Paulo M. Imamura、Marta Costa
DOI:10.1021/np000105f
日期:2000.12.1
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 (+)-hardwickiicacid (2), are described.