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Coumarins from Malaysian Micromelum minutum
Mawardi Rahmani1, Ratna Asmah Susidarti, Hazar B M Ismail
1Department of Chemistry, Universiti Putra Malaysia, 43400 UPM, Malaysia. mawardi@fsas.upm.edu.my
Phytochemistry
|October 16, 2003
Abstract:
In a continuation of our study of the Rutaceae, detailed chemical investigation on Micromelum minutum (Rutaceae) collected from Sepilok, Sabah, Malaysia gave four new coumarins. The structures of the coumarins have been fully characterised by spectroscopic methods as 3",4"-dihydrocapnolactone 1, 2',3'-epoxyisocapnolactone 2, 8-hydroxyisocapnolactone-2',3'-diol 3 and 8-hydroxy-3",4"-dihydrocapnolactone-2',3'-diol 4.