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Natural Product Research
Formerly Natural Product Letters
Volume 20, 2006 - Issue 2
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Original Articles

A new coumarin and triterpenes from Malaysian Micromelum minutum

Ratna Asmah Susidarti Faculty of Pharmacy, Gadjah Mada University, Jogjakarta, Indonesia
,
Mawardi Rahmani Department of Chemistry, Universiti Putra Malaysia, 43400 UPM, MalaysiaCorrespondence[email protected]
,
Hazar B. M. Ismail Centre for Foundation Study in Science, University Malaya, Malaysia
,
M. Aspollah Sukari Department of Chemistry, Universiti Putra Malaysia, 43400 UPM, Malaysia
,
Taufiq-Yap Yun Hin Department of Chemistry, Universiti Putra Malaysia, 43400 UPM, Malaysia
,
Gwendoline Ee Cheng Lian Department of Chemistry, Universiti Putra Malaysia, 43400 UPM, Malaysia
,
Abdul Manaf Ali Department of Biotechnology, Universiti Putra Malaysia, 43400 UPM, Malaysia
,
Julius Kulip Forest Department, P.O. Box No. 68, 90009 Sandakan, Sabah, Malaysia
&
Peter G. Waterman Centre for Phytochemistry, Southern Cross University, Lismore, NSW 2480, Australia
 show all
Pages 145-151 | Received 02 May 2004, Accepted 11 Dec 2004, Published online: 21 Aug 2006
 
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Abstract

A new coumarin, 8,4″-dihydroxy-3″,4″-dihydrocapnolactone-2′,3′-diol (1) and two known triterpenes, 5(6)-gluten-3-one (2) and 5(6)-gluten-3α-ol (3) were isolated from the leaves of Micromelum minutum (Rutaceae) collected from Sepilok, Sabah, Malaysia and their structures were characterized by spectroscopic methods.

Acknowledgement

We wish to express sincere thanks to Universiti Putra Malaysia for providing the facilities and the Government of Malaysia for providing a research grant under the IRPA Programme.

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