Ethanol

Introduction and Social Relevance 2015 was a tragic year for South Australia. 102 people died on the roads and over 750 serious injuries occurred in South Australia alone. 44 of the fatalities were young men and women who died due to driving over the allowed alcohol consumption limit of 0.05 (Responsibility, 2016). This did not however need to be the case, these fatalities would not have occurred if the drivers were tested and stopped beforehand. Over 600 000 drink driving tests occurred last…

In conclusion, we reported the synthesis of fused and isolated triazoles based on thieno[2,3-d]pyrimidines. The synthesized 1,2,4-triazolo compounds were screened for their anticancer activity at a concentration of 10 μΜ against a panel of 60 cell lines derived from nine different types of cancers, and also screened for their PDE 5 inhibitory activity. The possibility of combining 1,2,4-triazolo moiety to thieno[2,3-d]pyrimidines should open new opportunities for the rational design of…

After deprotonation of 6.8 mmol naphthalen-2-ol by 14.0 mmol NaOH, the resulting anion was placed together with 8.8 mmol 1-iodobutane, and the reaction was performed by reflux in 20 mL of ethanol (EtOH) solvent, and the product was allowed to cool on ice and collected by suction filtration. The final crystals had a very pale amber color and were odorless. The following week, after being allowed to completely dry for a week at room temperature, the IR spectrum of the product in liquid suspension…

A small amount of trimyristin was used for this part of the experiment, between 0.7-0.8g, was used for the hydrolysis. 25mL of ethanol and 10mL of 2 M NaOH was added to the trimyristin. The ethanol was used to cleave the polar bonds of the trimyristin and the sodium from the NaOH binds to the open oxygen on the trimyristin that formed a compound called sodium myristate. This reaction occurs slowly at room temperature…

1-pyrenehexanoic acid was used as the 5-carbon linker and fluorescent component of the target molecule "PYRET-5". This molecule was purchased pure along with the sugar Trehalose, the molecule to which the pyrene was to be attached. Other reactants and solvents include HATU, HBTU, N, N-Diisopropylethylamine (DIPEA), sodium azide, Dimethylformamide (DMF), and Diphenyl phosphoryl chloride and were bought pure or used as received. All reactions were run at room temperature (298.15 K) and standard…

It is typically assumed that all tequilas are the same 100 % agave drinks although remarkable part of them are actually mixed spirits. There have been a few attempts to study the composition of tequila samples using gas chromatography and headspace solid-phase microextration but these techniques have proved to be too costly for routine analysis. Lachenmeier and colleagues observed that the authentic tequila research required more advanced and affordable method for separating the 100 % agave…

In this study, we use the modified organo nanoclay as a new sorbent for separation and preconcentration trace amounts of Au(III) in aqueous solutions. Nanoclay was modified with 5-(4'-dimethylamino benzyliden)-rhodanine. Modified nanoclay was used as a solid sorbent for separation and preconcentration trace amounts of Au(III) ions. The sorption of gold ions was quantitative in pH range of 2.0 to 6.0, whereas quantitative desorption occurs instantaneously with 6.0 mL of 1.0 mol L-1 Na2S2O3. The…

length of the hydrocarbon chain in the alcohol increases. At four carbon atoms and beyond, the decrease in solubility is noticeable; a two-layered substance may appear in a test tube when the two are mixed. Consider ethanol as a typical small alcohol. In both pure water and pure ethanol the main intermolecular attractions are hydrogen bonds. The energy released when these new hydrogen bonds form approximately compensates for the energy…

volumetric flask and 50 ml methanol was added to it and shakes for few minutes to prepare 1000microgram/ml. Stock solution From this solution the stock solution was prepared by taking 1 ml from standard solution and made the volume to 100 by ethanol and then prepare the solution of 0-10 µg/ml and check the absorbance at 330 nm in UV spectrum. Absorbance v/s concentration were plotted to obtain the calibration graph. The drugs obeyed beer’s law with the above concentration range with ‘r’…

carbohydrate was subjected to anaerobic digestion, producing biogas for power generation. However, recent conceptual approach is considering the energetic yield form algal biomass for the co-production of other fermented products (e.g., sugar to ethanol, butanol or other biofuels), as it could improve the economics and sustainability of the whole utilization of algae as a feedstock [45]. Economic considerations and principles of green design recommended that biofuels must be produced…