Auliya Ilmiawati
Department Of Chemistry, Faculty Of Mathematics And Natural Sciences, IPB University, Bogor 16680, Indonesia. Tropical Biopharmaca Research Center-Institute Of Research And Community Services, IPB University, Bogor 16128, Indonesia

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Journal : VALENSI

Isolation and Structural Characterization of Biflavonoids from Araucaria hunsteinii and Araucaria columnaris: Chemotaxonomic and Pharmacological Perspectives Sugita, Purwantiningsih; Ningtias, Widya Sekar Ayu; Priandanda, Rafi Chandra; Ilmiawati, Auliya; Kurniawanti, Kurniawanti; Agusta, Dhea Demitri; Dianhar, Hanhan; Rahayu, Dyah Utami Cahyaning
Jurnal Kimia Valensi Jurnal Kimia VALENSI, Volume 11, No. 2, November 2025
Publisher : Department of Chemistry, Faculty of Science and Technology Syarif Hidayatullah Jakarta State Islamic University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/jkv.v11i2.46173

Abstract

Biflavonoids are a distinctive class of dimeric flavonoids known for their diverse biological activities and chemotaxonomic significance. In this study, two biflavonoids were isolated from the acetone extracts of Araucaria hunsteinii twigs and Araucaria columnaris leaves collected from Bogor Botanical Garden, Indonesia. Chromatographic techniques, including Sephadex LH-20 column chromatography and preparative thin-layer chromatography, were employed for purification, followed by structural elucidation using LC-MS/MS and 1D/2D NMR spectroscopy. The compounds were identified as 4',4''',7,7''-tetra-O-methylcupressuflavone (1) and 7-O-methylcupressuflavone (2). Notably, this is the first report of 7-O-methylcupressuflavone isolated from A. columnaris leaves, providing new chemotaxonomic insights into the genus Araucaria. A literature-based pharmacological analysis revealed promising cytotoxic and α-glucosidase-inhibitory activities of the isolated compounds. These findings contribute to the phytochemical profiling and highlight the pharmaceutical potential of Araucaria-derived biflavonoids.
Co-Authors Abdul Rohman Adiba, Asfiah Agusta, Dhea Demitri Akhiruddin Maddu Alfi Hudatul Karomah Andi Thaariq Muhammad Arinana Arinana Arini Septianti Asep Hidayat Asep Hidayat Asyari, R. Mugni Chairil Arbi Auliatifani, Reza Ayu Rahmania Lestari Bambang Pontjo Priosoeryanto Budi Arifin Budi Arifin Budi Arifin Budiarti, Eka Desi Wulandari, Desi Eka Budiarti Erlina, Iis Fadia Fahira Fadilah, Nisa Lelita Failasufa, Adzkia Febriany, Retno Putri Fiqri, Muhammad Gustini Syahbirin Gustini Syahbirin Hafizah Fatunisa Hanhan Dianhar Ika Resmeiliana Irma Herawati Suparto Irmanida Batubara Ishika Jauza Nasywa Kenang Sagraha, Ghiffari Khaydanur Khaydanur Khaydanur, Khaydanur Kurniawanti, Kurniawanti Laela Wulansari Larasati, Rizki Marsha Lutfia Mutmainnah Luthfan Irfana Luthfan Irfana Luthfan Irfana M. Raffi Rayandhika Melinia Falestin Moch Ikkbal Aditya Kasmaran Mohamad Rafi Mohamad Rafi Mohamad Rafi Muhamad Insanu Mujahidah, Ummahatul Nafisa Muthia Wafa Nanik Siti Aminah Nasution, Lise Meitner Aribah Nazhifah, Athiq Nengsih, Nunuk Kurniati Ningtias, Widya Sekar Ayu Nunuk Kurniati Nengsih Priandanda, Rafi Chandra Pujiyati Pujiyati Pujiyati, Purnomo, Tsania Firqin Purwantinigsih Sugita Purwantiningsih Sugita Purwantiningsih Sugita Rahayu, Dyah Utami Cahyaning Rahmah, Lutfita Anisa Rahmani, Nabiila Reza Auliatifani Risda Fardilya Nihayah Sagraha, Ghiffari Kenang Sandra Arifin Aziz Septaningsih, Dewi Anggraini Setyanto Tri Wahyudi Siti Sadiah Taopik Ridwan Tsania Firqin Purnomo Utami Dyah Syafitri Wina Yulianti Wisnu Ananta Kusuma Wulansari, Laela Yulianti, Dwi Indah