Browsing UiS Brage by Title
Now showing items 15980-15999 of 18594
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Synthesis of alkylated phenanthrenes
(Masteroppgave/UIS-TN-IKBM/2018;, Master thesis, 2018-06)This thesis captures the process of synthesizing gram quantities of the compounds 2,3-dimethylphenanthrene (7a), 2,7-dimethylphenanthrene (7b) and 1,7-dimethylphenanthrene (7c) to be used in the EGGTOX project. The EGGTOX ... -
Synthesis of an Alleged Byproduct Precursor in Iodixanol Preparation
(Peer reviewed; Journal article, 2018-07)N1,N3-Bis(2,3-dihydroxypropyl)-2,4,6-triiodo-5-(N-(oxiran-2-ylmethyl)acetamido)isophthalamide (1), the alleged precursor of several minor byproducts formed when the X-ray contrast agent iodixanol is synthesized from ... -
Synthesis of biodiesel from triglyceride oil
(Masteroppgave/UIS-TN-IMN/2011;, Master thesis, 2011)This research work has dealt with kinetics of biodiesel production (Fatty Acid Methyl Ester “FAME”) from triglyceride oils through transesterification. This project is divided into two parts: literature study and a small ... -
Synthesis of Biologically Active Iminosugars and Strategies Towards the Preparation of Chiral Quinoline Derivatives
(PhD thesis UiS;, Doctoral thesis, 2021-12)Design and preparation of novel bioactive compounds for development of new drug leads is a challenging task. Chirality plays a key role in all biological systems, including drug targets, and stereoisomeric compounds often ... -
Synthesis of Iminosugar Based Ammonium Compounds as Acetylcholinesterase Inhibitor Candidates – A Potential Strategy for Alzheimer’s Treatment
(Bachelor thesis, 2021)Alzheimer’s disease accounts for 60–70% of cases of dementia worldwide, with an estimated global incidence of 50 million cases. Alzheimer’s disease is a chronic and fatal illness that causes progressive deterioration of ... -
Synthesis of isocryptolepine and analogues for antimalarial evaluation
(Masteroppgave/UIS-TN-IKBM/2018;, Master thesis, 2018-07)Malaria is considered a serious global health concern, causing 445 000 deaths annually. With the increasing apperance of drug resistant cases of Plasmodium strains, discovery of new treatments are of paramount importance. ... -
Synthesis of new kinetic gas hydrate inhibitors : lactams as nucleophiles
(Masteroppgave/UIS-TN-IMN/2012;, Master thesis, 2012)Lactam-based surfactants have been synthesized using amines with different chain lengths. Most reactions were also carried out with lactams of different ring sizes: 5, 6 and 7-member ring (pyrrolidone, piperidone and ... -
Synthesis of PAH-metabolites to be used in Environmental Research
(PhD thesis UiS;191, Doctoral thesis, 2013-04-19)As environmental pollutants, polycyclic aromatic hydrocarbons (PAHs) are well known to form metabolites which can react with DNA and proteins to cause mutagenesis and create cancer. For chrysene the metabolite ... -
Synthesis of Phenacene−Helicene Hybrids by Directed Remote Metalation
(Peer reviewed; Journal article, 2020-08)Polycyclic aromatic hydrocarbons (PAHs) with six and seven rings were synthesized via directed metalation and cross-coupling of chrysenyl N,N-diethyl carboxamides with o-tolyl and methylnaphthalenyl derivatives. In the ... -
Synthesis of tacrine- and coumarin-isocryptolepine hybrids as potential dual binding site acetylcholinesterase inhibitors
(Masteroppgave/UIS-TN-IKBM/2020;, Master thesis, 2020-08-10)This project presents the synthesis of tacrine and coumarin scaffolds armed with an alkyl-chain of varying length with an azido functionality and isocryptolepine scaffold armed with a terminal alkyne. The synthesis of ... -
Synthesis of the Hexahydropyrrolo‐[3,2‐c]‐quinoline Core Structure and Strategies for Further Elaboration to Martinelline, Martinellic Acid, Incargranine B, and Seneciobipyrrolidine
(Peer reviewed; Journal article, 2021-01)Natural products are rich sources of interesting scaffolds possessing a plethora of biological activity. With the isolation of the martinella alkaloids in 1995, namely martinelline and martinellic acid, the pyrrolo[3,2‐c]quinoline ... -
Synthesis of trans-dihydronaphthalene-diol and evaluation of their use as standards for PAH metabolite analysis in fish bile by GC-MS
(Peer reviewed; Journal article, 2020-05)Phenols and trans-1,2-dihydro-1,2-diols are metabolites commonly formed in vivo in fish upon exposure to polycyclic aromatic hydrocarbons (PAHs). These metabolites are excreted via the bile and gas chromatography-mass ... -
Synthesis of tubastrine analogues as potential antifouling agents
(Masteroppgave/UIS-TN-IMN/2017;, Master thesis, 2017-07-12)In recent years, several isolated natural products containing a guanidine group have proven to have antibacterial effects. Preparation of such molecules synthetically is therefore highly relevant for mitigation and control ... -
Synthesis, Characterization and Performance Testing of Environmental Acceptable Demulsifiers
(Masteroppgave/UIS-TN-IKBM/2020;, Master thesis, 2020-07-15)Separation of crude oil from production water has been one of the first and most important challenges of the oil and gas industry. The dehydration of the crude oil is required to meet transportation and selling standards, ... -
Synthesis, characterization, and activity of bimetallic Ni-Fe hydrotalcite-derived catalysts in dry reforming of methane
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-15)The extensive amount of carbon dioxide (CO2) emitted into atmosphere is arguably considered to be the main reason for global climate change due to the greenhouse effect. For decades, considerable efforts have been devoted ... -
Synthesis, characterization, and activity of bimetallic Ni-Fe hydrotalcite-derived catalysts in dry reforming of methane
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-15)The extensive amount of carbon dioxide (CO2) emitted into atmosphere is arguably considered to be the main reason for global climate change due to the greenhouse effect. For decades, considerable efforts have been devoted ... -
Synthesis, characterization, and Batch adsorption analysis of Spent coffee grounds, Chitosan, and PVA composite beads for the removal of Cadmium and Lead from aqueous solutions.
(Master thesis, 2021)Adsorption of Cadmium and Lead in aqueous solutions by Spent coffee grounds/chitosan/PVA composite beads was studied. An adsorption Batch experimental model was used to determine the Isotherms and kinetics of 4 different ... -
Synthesising training data with generative adversarial networks (GANs) in computed tomography perfusion.
(Master thesis, 2021)Brain stroke is seen as a very vital problem due to its possible health consequences and incidence. It is the second cause of premature death worldwide. Systems that can assist the decision process of doctors are of vital ... -
Synthesizing and Testing for New Biodegradable Scale Inhibitors
(Masteroppgave/UIS-TN-IMN/2017;, Master thesis, 2017-06)A common production problem for oilfield operation is the formation of inorganic scale in the wellbore, surface facilities and near wellbore formation. Scale formation causes loss in production in most of the production ... -
Synthetic natural gas production from CO2 and renewable H2: Towards large-scale production of Ni–Fe alloy catalysts for commercialization
(Peer reviewed; Journal article, 2020-08)Synthetic natural gas (SNG) is one of the promising energy carriers for the excessive electricity generated from variable renewable energy sources. SNG production from renewable H2 and CO2 via catalytic CO2 methanation has ...