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The absolute stereochemistry of a diterpene from Ballota aucheri
Christopher A Gray1, Douglas E A Rivett, Michael T Davies-Coleman
1Department of Chemistry, Rhodes University, Grahamstown, 6140, South Africa.
Phytochemistry
|May 29, 2003
Abstract:
The semi-synthetic transformation of hispanolone, isolated from Ballota africana, into 6beta-hydroxy-15,16-epoxylabda-8,13(16),14-trien-7-one has established an ent-labdane absolute stereochemistry for a diterpene metabolite originally isolated from B. aucheri.