?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ISOLASI%2C+KARAKTERISASI%2C+DAN+UJI+BIOAKTIVITAS+ANTIBAKTERI+SENYAWA+FLAVONOID+DARI+FRAKSI+NON+POLAR+KULIT+AKAR+TUMBUHAN+KENANGKAN+(Artocarpus+rigida)&rft.creator=ISMI+KHOMSIAH%2C+1217011032&rft.subject=QD+Chemistry&rft.description=Pada+penelitian+ini+telah+dilakukan+isolasi+dan+identifikasi+senyawa+flavonoid+serta+uji+bioaktivitas+antibakteri+dari+kulit+akar+tumbuhan+kenangkan+(Artocarpus+rigida).+Ekstraksi+senyawa+flavonoid+dilakukan+dengan+metode+maserasi+menggunakan+pelarut+metanol%3Aetil+asetat+(1%3A1)%2C+dilanjutkan+dengan+fraksinasi+dan+pemurnian+menggunakan+metode+KLT%2C+KCV%2C+dan+KK.+Kemurnian+dilakukan+berdasarkan+uji+titik+leleh%2C+dan+penentuan+struktur+senyawa+ditentukan+dengan+spektroskopi+UV-Vis%2C+IR%2C+1H-NMR+dan+MS.+Senyawa+hasil+isolasi+diperoleh+berbentuk+kristal+berwarna+merah-kecoklatan+dengan+titik+leleh+201-203oC%2C+merupakan+suatu+senyawa+flavon+terprenilasi+yaitu+senyawa+Artonin+O+sebanyak+22%2C5+mg.+Pada+uji+bioaktivitas+antibakteri%2C+senyawa+hasil+isolasi+menunjukkan+adanya+aktivitas+antibakteri+pada+tiga+variasi+konsentrasi+Artonin+O%2C+berturut-turut+pada+konsentrasi+0%2C5%3B+0%2C4%3B+dan+0%2C3+mg%2Fdisk%2C+dengan+diameter+daya+hambat+sebesar+7%2C5%3B+7%2C5%3B+dan+7+mm.+Hal+ini+menunjukkan+bahwa+artonin+O+mempunyai+bioaktivitas+antibakteri+terhadap+bakteri+E.+coli+yang+tergolong+sedang.%0D%0A%0D%0AKata+Kunci+%3A+artonin+O%2C+Artocarpus+rigida%2C+antibakteri%2C+Eschericia+coli%2C+flavonoid%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AThis+study+has+been+carried+out+the+isolation+and+identification+of+flavonoid+compounds+and+antibacterial+bioactivity+test+from+the+root+bark+of+Kenangkan+(Artocarpus+rigida).+Extraction+of+flavonoids+was+done+by+maceration+method+using+methanol%3A+ethyl+acetate+(1%3A+1)%2C+followed+by+fractionation+and+purification+using+TLC%2C+VLC%2C+and+CC.+The+purity+of+the+compounds+was+based+on+the+melting+point+test%2C+and+determining+the+structure+of+the+compounds+was+determined+by+UV-Vis%2C+IR%2C+1H-NMR+and+MS.+Isolated+compounds+was+obtained+shaped+red-brown+crystals+with+a+melting+point+201-203oC%2C+it+was+a+prenylated+flavonoids%2C+Artonin+O+22.5+mg.+In+bioactivity+test+antibacterial%2C+isolated+compounds+showed+antibacterial+activity+in+the+three+variations+of+the+concentration+of+Artonin+O%2C+respectively+at+concentrations+of+0.5%3B+0.4%3B+and+0.3+mg+%2F+disc%2C+with+a+diameter+of+inhibition+of+7.5%3B+7.5%3B+and+7+mm.+This+showed+that+artonin+O+had+antibacterial+activity+against+E.+coli++was+classified+as+moderate.%0D%0A+%0D%0AKeyword+%3A+Artonin+O%2C+Artocarpus+rigida%2C+antibacterial%2C+Eschericia+coli%2C+flavonoid%0D%0A&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2016-08-16&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23729%2F1%2FABSTRAK%2520%2528ABSTRACT%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23729%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23729%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++ISMI+KHOMSIAH%2C+1217011032++(2016)+ISOLASI%2C+KARAKTERISASI%2C+DAN+UJI+BIOAKTIVITAS+ANTIBAKTERI+SENYAWA+FLAVONOID+DARI+FRAKSI+NON+POLAR+KULIT+AKAR+TUMBUHAN+KENANGKAN+(Artocarpus+rigida).++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F23729%2F