Green chemistry influences in organic synthesis: A review

YS Kurniawan, KTA Priyangga… - Journal of …, 2020 - hal.science
Environmental pollution and global warming cause serious problems in human life. Since
the demand for our human daily appliances had been increased by years, the organic …

Science and technology progress on the desulfurization process of crude oil

Jumina, YS Kurniawan, B Purwono… - Bulletin of the …, 2021 - Wiley Online Library
Currently, crude oil still remains an irreplaceable energy source for chemical industrial
processes, transportation systems, electricity, and other human activities. However, crude oil …

Fight for Cancer Diseases using Natural Compounds and Their Semisynthetic Derivatives

YS Kurniawan, K Gurning, I Iksen… - …, 2024 - journal.pandawainstitute.com
Cancer stands as one of the deadliest diseases afflicting contemporary human societies,
encompassing over 100 distinct forms, including oral, salivary glands, oropharynx …

The Journey of Natural Products: From Isolation Stage to Drug's Approval in Clinical Trials

YS Kurniawan, T Indriani, H Amrulloh… - …, 2023 - journal.pandawainstitute.com
Nature serves as an excellent inspiration for researchers in the fields of chemistry and
medicine. Terrestrial or marine organisms produce billions of natural products with unique …

Separation of Pb (II) ion with tetraacetic acid derivative of calix [4] arene by using droplet-based microreactor system

YS Kurniawan, M Ryu, RR Sathuluri… - Indonesian Journal of …, 2019 - papers.ssrn.com
In this study, the microreactor system was investigated and compared with the batch-wise
system as rapid and effective extractive Pb (II) separation over Fe (III), Cu (II) and Zn (II) with …

Diethanolamide Derivatives as a Potential Enhanced Oil Recovery from Indonesian Castor Oil and Used Frying Oil: Isolation, Synthesis, and Evaluation as Nonionic …

TD Wahyuningsih, YS Kurniawan… - Rasayan Journal of …, 2019 - papers.ssrn.com
Mono-, di-and trihydroxy fatty acids were reacted in a free-solvent amidation reaction with
diethanolamine to obtain the derivative of dialkanolamides. The ricinoleic acid and 9, 10, 12 …

[PDF][PDF] Green synthesis of alkyl 8-(2-butyl-5-octyl-1, 3-dioxolan-4-yl) octanoate derivatives as potential biolubricants from used frying oil

YS Kurniawan, K Thomas, J Hendra… - ScienceAsia, 2021 - scienceasia.org
Three pentanal-derived acetal esters have been prepared using a sonochemical method
employing the principles of green chemistry. As many as two steps were required to produce …

Synthesis of dioxo-dioxane and dioxo-dioxepane ethyl oleate derivatives as bio-lubricant base stocks

TD Wahyuningsih, YS Kurniawan - Indonesian Journal of …, 2020 - journal.ugm.ac.id
In this study, two novel compounds, ie, ethyl 8-(3-octyl-5, 6-dioxo-1, 4-dioxan-2-yl) octanoate
and ethyl 8-(3-octyl-5, 7-dioxo-1, 4-dioxepan-2-yl) octanoate were prepared from oleic acid …

The Origin, Physicochemical Properties, and Removal Technology of Metallic Porphyrins from Crude Oils

YS Kurniawan - Indonesian Journal of Chemistry, 2021 - papers.ssrn.com
Crude oil is an indispensable energy feedstock for daily activities, although some amounts
of metallic porphyrins components with undesired characteristics have been identified …

Application of activated bentonite impregnated with PdO as green catalyst for acylation reaction of aromatic compounds

YS Kurniawan, AC Imawan, YM Stansyah… - Journal of …, 2021 - Elsevier
Friedel-Crafts acylation reaction is a well-known reaction to synthesize acetophenone
derivatives, which have a broad spectrum of bioactivity. However, Friedel-Crafts acylation …