?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ISOLASI+DAN+IDENTIFIKASI+SENYAWA+STEROID+DARI%0D%0ABUAH+MAHKOTA+DEWA+(Phaleria+macrocarpa)+(ISOLATION+AND+IDENTIFICATION+OF+STEROID+FROM%0D%0ATHE+FRUIT+OF+MAHKOTA+DEWA+(Phaleria+macrocarpa))&rft.creator=Made+Slamet%2C+Astri+Rahayu&rft.subject=Q+Science+(General)&rft.subject=QD+Chemistry&rft.description=Pada+penelitian+ini+telah+dilakukan+isolasi+dan+identifikasi+senyawa+steroid+dari+buah+mahkota%0D%0Adewa+(Phaleria+macrocarpa).+Tahapan+penelitian+yang+dilakukan+meliputi+pengumpulan%2C%0D%0Apersiapan+sampel%2C+dan+ekstraksi.+Identifikasi+senyawa+steroid+dilakukan+menggunakan+KLT%0D%0Adengan+berbagai+eluen%2C+pereaksi+Liebermann-Burchard%2C+dan+uji+titik+leleh.+Penentuan+struktur%0D%0Asenyawa+yang+dilakukan+meliputi+spektrofotometer+ultraungu-tampak+(UV-Vis)%2C%0D%0Aspektrofotometer+FT-IR%2C+spektrofotometer+NMR%2C+dan+spektrofotometer+massa+(MS).+Hasil%0D%0Apenelitian+menunjukkan+bahwa+berdasarkan+identifikasi+dengan+KLT%2C+pereaksi+Liebermann-%0D%0ABurchard%2C+uji+titik+eleh%2C+data+spektrum+FT-IR%2C+ultraungu-tampak%2C+NMR%2C+dan+massa+senyawa%0D%0Ahasil+isolasi+tersebut+merupakan+senyawa+steroid+yang+bernama+stigmast-5-en-3%EF%BF%BD-ol+(%EF%BF%BD-%0D%0Asitosterol)+sebanyak+10+mg+yang+berupa+kristal+murni+berbentuk+jarum+berwarna+putih+dengan%0D%0Atitik+leleh+135o-137oC.%0D%0AKata+kunci+%3A+stigmast-5-en-3%EF%BF%BD-ol+(%EF%BF%BD-sitosterol)%2C+Phaleria+macrocarpa%0D%0A%EF%BF%BD(This+research+had+done+the+isolation+and+identification+of+steroid+from+the+fruit+of+mahkota%0D%0Adewa+(Phaleria+macrocarpa).+Research+phase+conducted+include+the+collection+and%0D%0Apreparation+samples%2C+extraction%2C+isolation.+Identification+of+steroid+compound+is+carried+out%0D%0Ausing+TLC+with+various+eluen%2C+reagent+Liebermann-Burchard%2C+and+melting+point+test.%0D%0ADetermining+of+structure+using+UV-Vis+spectrophotometer%2C+FT-IR+spectrophotometer%2C+NMR%2C%0D%0Aand+mass+spectrophotometer+(MS).+The+result+showed+that+based+on+identification%EF%BF%BDby+TLC%2C%0D%0Areagent+Liebermann-Burchard%2C+melting+point+test%2C+FT-IR+spectrum+data%2C+UV-Vis+spectra%2C%0D%0ANMR+and+MS%2C+indicate+that+had+formed+a+steroid+compound+called+stigmast-5-en-3%EF%BF%BD-ol+(%EF%BF%BD-%0D%0Asitosterol)+as+much+as+10+mg+as+a+pure+crystal+needle-shaped+with+the+melting+point+ca+135o-%0D%0A137+oC.%0D%0AKey+word+%3A+stigmast-5-en-3%EF%BF%BD-ol+(%EF%BF%BD-sitosterol)%2C+Phaleria+macrocarpa)&rft.publisher=Fakultas+MIPA&rft.date=2013-12-23&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F1%2FCOVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F2%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F3%2FABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F4%2FHAL.%2520PERSETUJUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F5%2FHAL.%2520PENGESAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F6%2FDAFTAR%2520ISI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F7%2FBAB%25201.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F8%2FBAB%25202.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F9%2FBAB%25203.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F10%2FBAB%25204.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F11%2FBAB%25205.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F12%2FDAFTAR%2520PUSTAKA.pdf&rft.format=archive&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F13%2FLAMPIRAN.zip&rft.identifier=++Made+Slamet%2C+Astri+Rahayu++(2013)+ISOLASI+DAN+IDENTIFIKASI+SENYAWA+STEROID+DARI+BUAH+MAHKOTA+DEWA+(Phaleria+macrocarpa)+(ISOLATION+AND+IDENTIFICATION+OF+STEROID+FROM+THE+FRUIT+OF+MAHKOTA+DEWA+(Phaleria+macrocarpa)).++Fakultas+MIPA%2C+Universitas+Lampung.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F102%2F