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Journal : Al-Kimia

Isolasi dan Uji Aktivitas Antioksidan Metabolit Sekunder dari Ekstrak Etil Asetat Kulit Batang Kangkang Katup (Bauhinia semibifida Roxb) Haiyul Fadhli; Anita Lukman; Robiatun Adawiyah
Al-Kimia Vol 8 No 1 (2020): JUNE
Publisher : Study Program of Chemistry - Alauddin State Islamic University of Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24252/al-kimia.v8i1.10152

Abstract

Antioxidant was a compound which possessed an activity as scavenger of free radicals. This study was aimed to examine the antioxidant activity of ethyl acetate fraction and isolated compound from stem barks of Bauhinia semibifida Roxb. Samples extracted by gradual maceration with n-hexane solvent, ethyl acetate and methanol respectively. Isolation was carried out using Vacuum Liquid Chromatrography and purification by column chromatography with Sephadex LH-20. Isolated compound (BS) obtained was ivory crystalline with melting point 163-1650C. The analysis of FT-IR spectra, UV spectra and the result of qualitative test by Liebermann Burchard reagent were is shown positive as a terpenoid. Antioxidant activity were evaluated by using DPPH method for ethyl acetate fraction and isolation compound in serial concentration of 1000; 500; 250; 125; 62,5; 31,25 ug/mL. The result found that ethyl acetate fraction (f4 and f11) of stem barks of Bauhinia semibifida showed antioxidant activity with IC50 value of >1000 ug/mL; 179 ug/mL. In conclusion, F11 from ethyl acetate extract from stem barks of Bauhinia semibifida Roxb. exhibited an activity as scavenger of free radicals from DPPH. Keywords: Antioxidant, Bauhinia semibifida Roxb, IC50, VLC 
Stigmasterol (Steroid) From Leaves of Solanum ferox L (Sour Eggplant) Plant Hazimah; Fadhli, Haiyul; Fitriyah, Dina
Al-Kimia Vol 11 No 1 (2023): JUNE
Publisher : Study Program of Chemistry - Alauddin State Islamic University of Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24252/al-kimia.v11i1.35337

Abstract

Solanum ferox L is a vegetable that is often used as a flavor in cooking that belongs to the Solanaceae family. Solanum ferox L contains terpenoids, steroids, flavonoids, alkaloids, and phenolic compounds. Solanum ferox has various bioactive compounds used as antirheumatic, antiasthma, antiviral, anticancer, and antibacterial. The aim of this study was to isolate and characterize the stigmasterol compound from the Solanum ferox plant. The compound was elucidated by UV, IR, and NMR spectroscopy and was named HSF. The HSF compound has the chemical formula C29H48O and the name is Stigmasterol.
Co-Authors Abdi Wira Septama Adel Zamri Adriani Susanty agistia, nesa Agustini, Tiara Tri Ainun Nurain Nurdin Ainun Nurain Nurdin Alfayutia, Windi Allaya, Regina Alpasiri, Ikhsan Mauludi Ananto, Deswita Sandra Tsalsabila Andika Bharada Rizky Soeharto Anggraeni, Ica Winanda Anggraini, Silvana Anita Lukman Apriko Jauwahir Arif Arsaf, Mohammad Armon Fernando Arsaf, Mohammad Arif Arsaf, Muhammad Arif Azizah, Wahyu BENNI ISKANDAR Dachriyanus Devi Safitri Dewi, Erna Puspita Difa, Faradini Ramsanjami DINA FITRIYAH Dwi Winarsih Emma Susanti Emma Susanti Emma Susanti Emrizal Enda Mora Erenda Yuneistya Erna Puspita Dewi Fadhila, Qonita Nur Fadillah, Ma’isyatul Fatma Sri Wahyuni Fatmalia, Anggun Fellysya, Nadya Safha Feriansyah, Robby Fina Aryani, Fina Fitriah, Dina Frasesa, Roscha Ulfa Furi, Mustika Ginta Rio Maranti Hazimah Hazimah, Hazimah Husnawati Husnawati Husnawati Ihsan Ikhtiarudin Iriani, Revy Islamia, Elmas Ghalis Nur Jasril Jasril Jumadila, Ikhsal Mukri Khoiriah, Anisah Maqfiroh, Wirdarani Mardianti, Tengku Shella Maspat, Rinta Meiriza Djohari, Meiriza Melzi Octaviani Miftahul Jannah Muhtadi, Wildan Khairi Musyirna Rahmah Nst Muti’ah, Try Hadirah Nadilla Alfitri Nasution, Musyirna Rahmah Neni Frimayanti Ningsih, Yozi Fiedya Nofri Hendri Sandi Noveri Rahmawati Noviana Suhery, Wira Nur Fitria Rohmatul Ummah Nurul fadillah, Nurul Pedro Anugrah Aswan Pratiwi, Amanda Putri Pratiwi, Erniza Putra, Diova Yuswidia Putri Lestari Putri Lestari, Putri Putri Pratiwi, Amanda Putri, Hefriza Putri, Rusnita Putri, Sella Hilmalia Nur Al Rahayu Utami Rahayu Utami Rahayu Utami Utami Rahima Rahma Dona Rahma Dona, Rahma Rahmatunnur, Siti Rahmayanı, Wıky Rahmiwati Hilma Ricardo, Nadira Atiqah Rifani, Mhd Rizki Wulandari Robiatun Adawiyah Rodhia Ulfa Ruska, Shinta Liana Sajja Wanda, Taqqia Sandra Tsalsabila Ananto, Deswita Sari, Rinita Septi Muharni Siregar, Lisa Andriyani Sitanggang, Sarah Dianora Sumbarita, Silvia Trihardiyanto, Agus Tyasakti Viryana Ulfa Frasesa, Roscha Ulfa, Rodhia Veithzal Rivai Zainal Viryana, Tyasakti Winda Tria Safitri Winda Yusma Ameliah Windarti Windarti Wira Noviana Suhery Wulandari, Venny Yanwirasti Yanwirasti Yuneistya, Erenda Yuswidia Putra, Diova Zamri, Wiedya Alfitrya