Ita Hasmila
Jurusan Kimia FMIPA UNM Makassar

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Isolasi dan Identifikasi Senyawa Metabolit Sekunder Ekstrak Etil Asetat Kulit Batang Mangrove Pedada (Sonneratia caseolaris) Ita Hasmila; Muhammad Danial; Netti Herawati
Chemica: Jurnal Ilmiah Kimia dan Pendidikan Kimia Vol 20, No 1 (2019)
Publisher : Jurusan Kimia FMIPA UNM

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (578.226 KB) | DOI: 10.35580/chemica.v20i1.13616

Abstract

ABSTRAK Penelitian eksplorasi ini bertujuan untuk mengisolasi dan mengidentifikasi senyawa metabolit sekunder dari ekstrak etil asetat kulit batang mangrove Sonneratia caseolaris yang diperoleh dari daerah pinggiran Sungai Tallo Kelurahan Paccerakkang, Kota Makassar, Sulawesi Selatan. Isolasi dilakukan dalam beberapa tahap yaitu maserasi, partisi, fraksinasi, uji kemurnian dan identifikasi. Hasil penelitian berupa isolat murni berbentuk serbuk berwarna cokelat muda yang terdekomposisi pada suhu 140 0C. Pengujian dengan FeCl3 menunjukkan bahwa isolat positif flavonoid. Hal ini didukung oleh beberapa data spektrum FTIR pada isolat yang menunjukkan bilangan gelombang (cm- 1) yakni: 3380.93 (OH), 2954.95 (OH asam karboksilat), 1697.36 (C=O asam karboksilat), 1606.7 (C=C alkena); 2926.01 dan 2852.72 (CH3 dan CH2); 1359.82 (NO2); 1446.61 (C=C aromatik), 1211.3; 1188.15 dan 1037.7 (C-O alkohol) dan 1107.14 (C−O aril eter). Kata kunci: Isolasi, Etil Asetat, Sonneratia caseolaris, Flavonoid ABSTRACT This exploratory research have aim to isolate and identification the secondary metabolite compound contained in the etil acetate extract bark of Sonneratia caseolaris from Tallo River side, Paccerakkang district, Makassar City, South Sulawesi. Isolation were doned in several stages, were maceration, partitioning, fractionation, purity testing and identification. The result was obtained of pure isolate, it was light-brown powder with decompotition of 1400C. Identification result with FeCl3 test showed this isolate was flavanoid compound. It obtained with data spectrum of infrared result, where isolate showed several wave number (cm-1) were: 3380.93 (OH), 2954.95 (OH acid carboxilate), 1697.36 (C=O acid carboxilate), 1606.7 (C=C alchena); 2926.01 and 2852.72 (CH3 and CH2); 1359.82 (NO2); 1446.61 (C=C aromatic), 1211.3; 1188.15 and 1037.7 (C-O alcohol); 1107.14 (C−O aril eter). Keywords: Isolation, Etil Acetate, Sonneratia caseolaris, Flavonoid