Progress toward the total synthesis of a cytotoxic norditerpene from Cephalotaxus sp. : the hainanolide (or harringtonolide)(Abstracts)

摘要

The hainanolide or harringtonolide (1) is a complex cytotoxic norditerpene from Cephalotaxus sp. Its original skeleton has been described in only three other compounds from the same botanical family: the hainanolidol (2) and the fortunolides A (3) and B (4).