Syntheses of arborescin, 1,10-epiarborescin, and (11S)-guaia-3,10(14)-dieno-13,6.alpha.-lactone, the key intermediate in Greene and Crabbe's estafiatin synthesis, and the stereochemical assignment of arborescin
Syntheses of arborescin, 1,10-epiarborescin, and (11S)-guaia-3,10(14)-dieno-13,6.alpha.-lactone, the key intermediate in Greene and Crabbe's estafiatin synthesis, and the stereochemical assignment of arborescin