eng Ansari Education and Research Society Journal of Ultra Scientist of Physical Sciences December 2009 21 3 711 715 jusps-B 1188 article M.A. SUKARI 1 M.Z. AZID 1 P.A. SOH 1 M.S. HO 1 G.C.L. EE 1 A.B. ABDUL 2 N.A. ALI 3 Chemistry Department, Faculty of Science UPM Makna Cancer Research Laboratory, Institute of Bio science University Putra Malaysia - 430 400 UPM Serdand, Selangor (MaLAYSIA) Forest Research Institue Malaysia 52109 Kepong, Selangor (MALAYSIA) <p style="text-align: justify;">Phytochemical studies on rhizomes of<em> Zingiber cassumunar</em> have yielded one phenylbutenoid, (E) - 4 - (3&#39;, 4&#39;-dimethoxyphenyl) but-3-en-1-yl acetate (1) and 3, 4-dimethoxybenzoic acid (2). The compounds were elucidated by spectroscopic techniques including Infrared Spectroscopy (IR), 1D and 2D Nuclear Magnetic Resonance (NMR) and Mass Spectrometry (MS).</p> <p>&nbsp;</p> <p>&nbsp;</p> https://ultraphysicalsciences.org/paper/1188/ Phenylbutenoid Zingiber cassumunar Zingi-beraceae