Sc. Roy et S. Adhikari, STEREOSELECTIVE TOTAL SYNTHESIS OF (+ -)-PAULOWNIN AND (+/-)-ISOGMELINOL THROUGH RADICAL ANNULATION ROUTE/, Tetrahedron, 49(37), 1993, pp. 8415-8422
A highly stereocontrolled synthesis of furofuran lignans, (+/-)-Paulow
nin (1a) and (+/-)-Isogmelinol (1b) is described involving intramolecu
lar radical cyclisation as a key step.