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PENGARUH VARIASI JUMLAH MOL ASETONITRIL TERHADAP PRODUK SINTESIS SENYAWA ORGANONITROGEN BERBASIS α-PINENA HASIL ISOLASI DARI MINYAK TERPENTIN Wulandari, Ivtarina; Rahman, Moh. Farid; Iftitah, Elvina Dhiaul
Jurnal Ilmu Kimia Universitas Brawijaya Vol 2, No 1 (2013)
Publisher : Jurusan Kimia, FMIPA Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (258.16 KB)

Abstract

ABSTRAK Penelitian ini bertujuan untuk mengetahui pengaruh variasi jumlah mol asetonitril terhadap kuantitas produk senyawa organonitrogen yang disintesis dari α-pinena dan asetonitril. Isolasi α-pinena dari minyak terpentin dilakukan dengan menggunakan metode distilasi fraksinasi. Sintesis senyawa organonitrogen dilakukan pada temperatur ruang selama 5 jam dengan perbandingan mol α-pinena : asetonitril : asam sulfat (1:1:4), (1:5:4), dan (1:10:4). Hasil penelitian menunjukkan kadar senyawa α-pinena hasil distilasi adalah 88,46%. Produk yang dihasilkan adalah N-(1,7,7-trimetilbisiklo [2,2,2] heptan-2-il)asetamida dan N-(2,6,6-trimetilbisiklo [3,1,1] heptan-2-il)asetamida. Efisiensi produk N-(1,7,7-trimetilbisiklo [2,2,2] heptan-2-il)asetamida pada variasi (1:1:4), (1:5:4), dan (1:10:4) adalah 7,78%, 10,277% dan 1,45%. Sedangkan produk N-(2,6,6-trimetilbisiklo [3,1,1] heptan-2-il)asetamida masing-masing adalah 2,34%, 2,67%, dan 0,188%. Kata kunci: α-pinena, minyak terpentin, reaksi Ritter, sintesis senyawa organonitrogen ABSTRACT This research aimed to determine the effect of variation of moles acetonitrile on the quantity of organonitrogen compound synthesized products from α-pinene and acetonitrile. The isolation of α-pinene from turpentine oil over fractional distillation method. The synthesis of organonitrogen compounds is done at room temperature for 5 hours with the mole ratio α-pinene : acetonitrile : sulfuric acid (1:1:4), (1:5:4), and (1:10:4). These results showed that the amount of α-pinene produced from fractional distillation is 88,46%. Organonitrogen compounds were obtained are N-(1,7,7-trimetilbisiklo [2,2,2] heptane-2-yl) acetamide and N-(2,6,6-trimetilbisiklo [3,1,1] heptane-2-yl) acetamide. Efficiency of product N-(1,7,7-trimetilbisiklo[2,2,2] heptan-2-yl)acetamide of  variation (1:1:4), (1:5:4), and (1:10:4) are 7,78%, 10,277% and 1,45%. Whereas  product N-(2,6,6-trimetilbisiklo[3,1,1]heptan-2-yl)acetamide are 2,34%, 2,67%, and 0,188%. Key words: α-pinene, turpentine oil, Ritter reaction, synthesis organonitrogen compound
Empowering Traditional Education Institution Through the Implementation of Potable Water Provision System Rini Nur Hasanah; Ainul Hayat; Moh. Farid Rahman; Zainul Abidin; Hadi Suyono
JOURNAL OF SCIENCE AND APPLIED ENGINEERING Vol 4, No 2 (2021): JSAE
Publisher : Widyagama University of Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31328/jsae.v4i2.2975

Abstract

The activity reported in this journal was aimed to empower the traditional education institutions commonly found and not formally financed by government of Indonesia. Empowering was carried out through the implementation of an action plan to ensure the potable water provision. Clean as well as potable water is indispensable for daily life and activities of students and teachers, especially those who were living and boarding in the school complex. The action was also potential to improve the financial independence of organization and to develop the entrepreneurship skills of students. The obtained tangible results of the action were in the form of production facility with ready-to-drink water quality of less than 10 ppm (parts per million) of total dissolved solids.
Stability of Biologically Synthesized Silver Nanoparticles (AgNPs) Using Acalypha indica L. Plant Extract as Bioreductor and Their Potential as Anticancer Agents Against T47D Cells Madaniyah, Luailik; Fiddaroini, Saidun; Hayati, Elok Kamilah; Rahman, Moh. Farid; Sabarudin, Akhmad
Science and Technology Indonesia Vol. 10 No. 1 (2025): January
Publisher : Research Center of Inorganic Materials and Coordination Complexes, FMIPA Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/sti.2025.10.1.101-110

Abstract

This work investigates the anticancer potential of silver nanoparticles (AgNPs) against T47D cells as well as the stability of AgNPs manufactured using extract from Acalypha indica L. used as a bioreductant. The plant extract was used to produce and stabilize AgNPs, and stability was tracked for 30 days using UV-Vis spectroscopy and Particle Size Analysis (PSA), which included evaluations of extended sun exposure. Transmission Electron Microscopy (TEM) was used to characterize the size and shape of the nanoparticles, and Fourier Transform-Infrared Spectroscopy (FT-IR) was used to determine which functional groups were responsible for stabilization. Despite a gradual size increase, the AgNPs remained stable throughout the study period. The MTT assay confirmed their potent cytotoxicity against T47D cells, underscoring the potential of Acalypha indica-derived AgNPs as stable and effective agents for cancer therapy, offering a promising alternative for novel anticancer treatments.