I. Jantan et Pg. Waterman, OXY-8(17),12-LABDADIEN-16,15-OLIDE-3-BETA,19-OXIDE - A DITERPENE FROMTHE AERIAL PARTS OF ANDROGRAPHIS-PANICULATA, Phytochemistry, 37(5), 1994, pp. 1477-1479
A novel diterpene has been isolated from the aerial parts of Andrograp
his paniculata and identified as ent-14 beta-hydroxy-8(17),12-labdadie
n-16,15-olide-3 beta,19-oxide on the basis of 2D NMR techniques.