The isolation, structure elucidation and biological testing of compounds from Plectranthus hadiensis.

From the petroleum part of the 70% acetone extract of Coleus xanthanthus, two new abietane diterpenoids have been isolated and identified as 11-acetoxy-coleon U(1) and 11,16-diacetoxy-coleon U(2). Their structures were elucidated with spectral methods.

Two new abietane diterpenoids from Coleus xanthanthus

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Two new abietane diterpenoids from Coleus xanthanthus