Browsing Department of Chemistry and Biochemistry by Title
Now showing items 212-231 of 247
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SYHTHESIS AND OPTICAL PROPERTIES OF RARE EARTH SULFIDES AND OXYSULFIDES
(2019-07-08)Ternary and quaternary rare earth chalcogenides have gained prominence in recent years, especially because of their wide array of crystal structures and interesting physical properties attributed to the presence of f-electrons ... -
SYNTHESIS AND CHARACTERIZATION OF POROUS AND DENSE SILICON OXYCARBIDE (SiCO) MATERIALS
(2019-08-09)In the field of materials discovery, the appearance of Polymer Derived Ceramics (PDC’s) over 30 years ago represents a breakthrough in materials science and development. The PDC route represents significant advantages in ... -
Synthesis And Evaluation Of Multicationic Ionic Liquids As Gas Chromatographic Stationary Phases And Synthetic Polymers As Chiral HPLC Stationary Phases
(Chemistry & Biochemistry, 2011-07-14)Due to the characteristics unique to ionic liquids (ILs), they are found in a plethora of applications from simple liquid-liquid extractions to a proposed liquid medium for a lunar telescope. These applications require a ... -
Synthesis and Function of Ion-Selective Single-Molecule Fluorescent Imaging Molecules and Materials
(2022-05-18)Neutrinos are fermion subatomic particles that interact only by weak subatomic forces—making them almost impossible to detect. However, they can be produced in specific radioactive decay reactions, such as beta decay. We ... -
SYNTHESIS AND REACTIVITY OF π-CONJUGATED TRIAZENES
(2019-05-02)The triazene functional group has found numerous applications in organic and medicinal chemistry, with several important chemotherapeutic drugs containing this functionality. In spite of this, the reactivity of π-conjugated ... -
Synthesis And Study Of Fluorinated Thiophenes, Bithiophenes And Trithiophenes: Models For The Polymeric Material
(Chemistry & Biochemistry, 2009-09-16)3-Fluorothiophene is a small molecule and the known syntheses for this molecule are far from being straight forward and suffer from many drawbacks such as low yield, long synthetic procedures and the use of expensive or ... -
SYNTHESIS OF ALLYLIC SYNTHONS AND APPLICATION OF PYRROLE THIOCARBOXYLIC ACIDS IN THE SYNTHESIS OF PYRROLE-IMIDAZOLE ALKALOIDS
(2022-05-17)The first part of this dissertation describes the synthesis of allylic compounds from terminal alkenes without the use of any catalysts or oxidants. One of the most versatile molecules in organic chemistry is allylic ... -
Synthesis of modified polydiacetylene (PDA) polymers for the detection of infective species
(2019-08-09)Polydiacetylene (PDAs) polymers are receiving more attention as biosensors due to their ability to change absorption and fluorescence properties upon sensing various chemical and physical changes in the environment. In ... -
SYNTHESIS OF MODIFIED RIBOSE SPIN-LABEL
(2015-11-24)Transfer ribonucleic acids (tRNAs) from all organisms contain modified nucleosides, which are derived from four different nucleosides. Research has indicated that tRNA modifications affect translation and various metabolic ... -
SYNTHESIS, STUDY, AND APPLICATIONS OF HIGHLY FLUORINATED COPPER PYRAZOLATE COMPLEXES OF SMALL ALKENE, ALKYNES AND CARBON MONOXIDE
(2020-07-17)Trinuclear copper pyrazolate complexes (copper trimers) function as excellent precursors to synthesize multinuclear complexes of copper. Using highly fluorinated pyrazolates as supporting ligands, we have successfully ... -
SYNTHETIC AND MECHANISTIC INVESTIGATIONS OF RUTHENIUM ALKYLIDENE-CATALYZED ALKENE-SILANE CROSS-COUPLING REACTIONS
(2017-12-18)Grubbs-type ruthenium alkylidene-catalyzed intramolecular alkene hydrosilylation and intermolecular dehydrogenative silylation and hydrosilylation of vinylarenes have been achieved with high regio- and stereoselectivity. ... -
Synthetic Strategies To Probe Enzymatic Activity: Investigation Of A Novel Oxygen-dependent Non-heme Diiron Monooxygenase (MiaE)
(Chemistry & Biochemistry, 2014-09-17)Within the anticodon stem loop (ACSL) of tRNA, nucleoside modifications are frequently observed at position 34 (the wobble position) or position 37 (3' adjacent to the anticodon). For instance, nearly all eukaryotic and ... -
Synthetic Studies And Biological Evaluation Of Imidazole-containing Marine Alkaloids
(Chemistry & Biochemistry, 2008-08-08)This dissertation discusses the synthetic methods towards and the preliminary biological studies of an unnamed, imidazole-containing alkaloid, derived from the marine species Oceanapia. This alkaloid was first discovered ... -
Synthetic studies on oxidative dearomatization reactions and applications in synthesis of the KB343 core structure, and investigation of bioactive thiazolidines
(2022-08-16)Natural products have inspired researchers over the years due to their complexity and biological activity. Organic chemists have made great efforts to investigate new unambiguous methodologies toward the synthesis of these ... -
SYSTEMATIC APPROACH TO ON-LINE SUPERCRITICAL FLUID EXTRACTION – SUPERCRITICAL FLUID CHROMATOGRAPHY – TANDEM MASS SPECTROMETRY METHOD DEVELOPMENT
(2019-12-06)Coupling supercritical fluid extraction (SFE) on-line with supercritical fluid chromatography (SFC) – tandem mass spectrometry (MS/MS) provides a platform for extraction, separation, and detection in a single analysis. ... -
Tailored Analytical Methods For Surveying Groundwater Quality In Areas Of Unconventional Drilling
Many questions have been raised over the environmental impact of unconventional drilling techniques, especially on the groundwater of the extraction area. Analytical approaches and methods specific to hydraulic fracturing ... -
TARGETED AND UNTARGETED CHROMATOGRAPHY-MASS SPECTROMETRY METHODS FOR ALCOHOLIC BEVERAGE ANALYSIS
(2021-08-16)There has been an increased interest in the “craft” alcohol industry in recent years. Contrary to larger corporations that focus on standardizing their recipes for mass production, these small, independent businesses can ... -
TEMPERATURE-PRESSURE PHASE DIAGRAMS OF METAL NITROGEN COMPOUNDS THROUGH DENSITY FUNCTIONAL THEORY COMPUTATIONS AND THERMODYNAMIC CALCULATIONS
(2021-12-20)The need for novel materials for new generations of applications is growing tremendously. One of many pathways to attain new materials is the route of high pressure synthesis. A particular active area in this high–pressure ... -
THE DETERMINATION OF WATER UTILIZING HEADSPACE GAS CHROMATOGRAPHY AND IONIC LIQUID STATIONARY PHASES
(2016-08-24)Water may be the most analyzed compound in the world. It is measured, monitored and controlled in many industries and most consumer products. The moisture is regulated in products intended for human/animal consumption (e.g. ... -
The Development Of The Catalytic Wittig Reaction
The formation of carbon-carbon double bonds with stereocontrol is of great importance to synthetic chemistry. The Wittig olefination involves the treatment of an aldehyde or ketone with a phosphonium ylide; yielding an ...