Lignanes. 17. Recherches sur la synthèse totale d'un norcyclonéolignane, la métaséquirine-B
作者:Jean-Yves Sancéau、Robert Dhal、Eric Brown
DOI:10.1016/s0040-4020(01)87016-2
日期:1994.3
The total synthesis of the racemic furano bisbenzocycloheptene 3 is described. The compound 3, which contains five asymmetric centres, is the 5,8-bis-epimer of the tetra--methyl derivative of metasequirin-B (1), a norcycloneolignan of unusual structure.