Aktivitas Antioksidan Senyawa Flavonoid Dari Macaranga pearsonii Merr.
Abstract
Tiga senyawa flavanon , 4’-O-metil-8-isoprenileriodiktiol (1), 4’-O-metil-8-isoprenilnaringenin (2) and Lonkokarpol A (3) , telah diisolasi dari ekstrak metanol daun Macaranga pearsonii Merr. Elusidasi struktur senyawa berdasarkan data spektroskopi UV, 1D and 2D NMR, and HREISMS. Senyawa 1 – 3 ditentukan aktivitas antioksidannya terhadap peredaman radikal bebas 2,2-diphenyl-1-picrylhydrazyl (DPPH), dengan nilai IC50 adalah 536,89 μM, 1226,11 μM dan 426,43 μM.
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References
Tanjung M, Hakim EH, Elfahmi, Latip JM, Syah YM. 2012. Dihidroflavonol and Flavonol Derivatives from Macaranga recurvata. J Nat Prod Comm 7(10): 1309-1310.
Syah YM, Hakim EH, Achmad SA, Hanafi M, Ghisalberti EL. 2009. Isoprenylated Flavanones and Dihydrochalcones from Macaranga trichocarpa. J Nat Prod Comm 4: 63-67.
Zakaria I, Ahmat N, Jaafar FM, Widyawaruyanti A. 2012. Flavonoids with Antiplasmodial and Cytotoxic Activities of Macaranga triloba. J Fitoterapia 83: 968-972.
Versiani MA, Diyabalanage T, Ratnayake R, Henrich CJ, Bates SE, McMahon JB, Gustafson KR. 2011. Flavonoids from Eight Tropical Plant Species That Inhibit the Multidrug ABCG2, J Nad Prod 74: 262-266.
Agustina W, Juliawaty LD, Hakim EH, Syah YM. 2012. Flavonoid from Macaranga Lowi., ITB J Sci 44 A (1) : 13-18.
Tanjung M, Hakim EH, Mujahidin D, Hanafi M, Syah YM. 2009. Macagigantin, a Farnesylated Flavonol from Macaranga gigantea. J Asian Nat Prod Res 11: 929-932.
Syah YM, Ghisalberti EL. 2010. Phenolic Derivatives with an Irregular Sesquiterpenyl Side Chain from Macaranga pruinosa. J Nat Prod Comm 5: 219-222.
Tanjung M, Mujahidin D, Hakim EH, Darmawan, Syah, YM. 2010. Geranylated flavonols from Macaranga rhizinoides. J Nat Prod Comm 5(8): 1209-1211.
Jang DS, Cuendet M, Pawlus AD, Kardono LBS, Kawanishi, K, Farnsworth NR, Fong HHS, Pezzuto JM, Kinghorn AD. 2004. Potential Cancer Chemopreventive constituents of the Leaves of Macaranga triloba, J Phytochem 65: 345-350.
Yoder BJ. 2007. Isolation and Structure Elucidation of Cytotoxic Natural Products from The Rainforest of Madagascar and Suriname, Disertation,Faculty of The Virginia Polytecnic Institute and State University.
Kulisic T, Radonic A, Katalinic V, Milos M. 2004. Use of Different Methods for Testing Antioxidative Activity of Oregano Essential Oil, J Food Chem 85: 633-640.
Innok P, Rukachaisirikul T, Suksamrarn A. 2009. Flavanoids and Pterocarpans from the Bark of Erythrina fusca, Chem Pharm Bull 57(9): 993-996.
Seyoum A, Asres K, El-Fiky FK. 2006. Structure-Radical Scavenging Activity Relationships of Flavonoids, J. Phytochem. 65: 2058-2070.
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