?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ISOLASI+DAN+IDENTIFIKASI+SENYAWA+METABOLIT+SEKUNDER%0D%0ADARI+AKAR+TUMBUHAN+TURI+PUTIH+(Sesbaniagrandiflora(L.)+Pers.)%0D%0ASERTA+UJI+AKTIVITAS+ANTIOKSIDAN&rft.creator=Nur+Laelatul+Khotimah%2C+1417011085&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=This+study+has+been+carried+out+on+the+isolation+and+identification+of+secondary+%0D%0Ametabolite+compounds+from+the+roots+of+white+turi+(S.+grandiflora)+as+well+as+their+%0D%0Aantioxidant+activity+assay.+S.+grandiflora+is+belong+to+Fabaceae%2C+which+can+be%0D%0Aused+as+a+traditional+medicine.+This+research+was+done+by+several+steps+including+%0D%0Asample+preparation%2C+extraction%2C+isolation%2C+purification+using+TLC%2C+VLC%2CCC%2C+and+%0D%0Astructur+analysis+by+NMR+spectroscopy+methods.+One+fraction+obtained+was+the+%0D%0AN-22+fraction+(8.6+mg)+in+the+form+of+a+yellow+crystal+with+a+melting+point+of+%0D%0A218.1%C2%B0C-222.4%C2%B0C.+Based+on+the+NMR+spectroscopic+analysis+data%2C+the+N-22+%0D%0Afraction+is+thought+to+contain+Sesbagrandiflorain+A+(2-aryl+benzofuran)+compunds%2C+%0D%0Athe+N-8+compounds%2C+and+other+compounds+that+hadnot+been+identified.+The+%0D%0Aantioxidant+activity+of+N-22+fraction+showed+that+this+had+medium+category+of+%0D%0Aantioxidant+activity+with+an+IC50+value+of+119.73%C2%B5g%2FmL.%0D%0AKeywords+%3A+white+turi%2C+Sesbania+grandiflora%2C+Sesbagrandiflorain+A%2C%0D%0A+arylbenzofuran%2C+antioxidant%2C+IC50.%0D%0A%0D%0APada+penelitian+ini+telah+dilakukan+isolasi+dan+identifikasi+senyawa+metabolit+%0D%0Asekunder+dari+akar+tumbuhan+turi+putih+(S.+grandiflora)+serta+uji+aktivitas+%0D%0Aantioksidan.+S.+grandiflora+merupakan+salah+satu+tumbuhan+famili+Fabaceae+yang+%0D%0Adapat+digunakan+sebagai+obat+tradisional.+Tahapan+penelitian+yang+dilakukan+%0D%0Aadalah+preparasi+sampel%2C+ekstraksi%2C+isolasi%2C+pemurnian+secara+berulang+dengan+%0D%0Ametode+KLT%2C+KCV%2C+KK%2C+dan+analisis+struktur+senyawa+dengan+metode+%0D%0Aspektroskopi+NMR.+Satu+fraksi+yang+diperoleh+yaitu+fraksi+N-22(8%2C6+mg)+berupa+%0D%0Akristal+berwarna+kuning+dengan+titik+leleh+218%2C1%C2%B0C-222%2C4%C2%B0C.+Berdasarkan+data+%0D%0Aanalisis+spektroskopi+NMR%2C+fraksi+N-22+diduga+mengandung+senyawa+%0D%0ASesbagrandiflorain+A+(2-arilbenzofuran)%2C+senyawa+N-8%2C+dan+senyawa+lain+yang+%0D%0Abelum+teridentifikasi.+Uji+antioksidan+fraksi+N-22+menunjukkan+bahwa+fraksi+ini+%0D%0Amemiliki+aktivitas+antioksidan+kategori+sedang+dengan+nilai+IC50+yaitu+%0D%0A119%2C73%C2%B5g%2FmL.%0D%0AKata+kunci+%3A+turi+putih%2C+Sesbania+grandiflora%2C+Sesbagradiflorain+A%2C%0D%0A+arilbenzofuran%2C+antioksidan%2C+IC50.%0D%0A&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56536%2F1%2F1.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56536%2F2%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56536%2F3%2F3.%2520SKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Nur+Laelatul+Khotimah%2C+1417011085++(2019)+ISOLASI+DAN+IDENTIFIKASI+SENYAWA+METABOLIT+SEKUNDER+DARI+AKAR+TUMBUHAN+TURI+PUTIH+(Sesbaniagrandiflora(L.)+Pers.)+SERTA+UJI+AKTIVITAS+ANTIOKSIDAN.++Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F56536%2F