The Knoevenagel Condensation Preparation of Ethyl 3-Coumarincarboxlate Ivy Akatsa Organic Chemistry Introduction Knoevenagel Condensation uses a compound of the type X-CH2-Y as the carbanion source‚ where X and Y are the electron withdrawing groups such as –CN‚-COOR‚-COR‚ NO2‚ etc. These groups are capable of stabilizing an adjacent carbanion by resonance. So in this experiment‚ the Knoevenagel Condensation of diethyl malonate with aromatic aldehyde salicylaldehyde involves an initial
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Simple Distillation‚ Gas Chromatography: Preparation of Synthetic Banana Oil Introduction This experiment gave us the opportunity to work with a variety of new procedures as well as practice procedures that are new to us within the past few weeks of labs. Within the context of the scenario‚ we find that a distilling company that markets a popular banana liqueur is having problems. The banana plantation that they use to create their banana extract was hit hard by a hurricane and their reserves
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Preparation and Ferroelectric Characterization of Calcium doped Barium Titanate ceramics ABSTRACT Barium Titanate (BT) is widely used in electro-optical and electroceramic industry because of its ferroelectric‚ thermoelectric and piezoelectric properties when it assumes the tetragonal structure. In addition to its Lead free composition‚ its perovskite structure allows variation of ionic size and small displacement of atoms that lead to the distortion of the structure which has a profound
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Preparation of Chitosan from Jazan Area Shrimp wastes and Investigation of Its Properties Preparation of Chitosan from Jazan Area Shrimp wastes and Investigation of Its Properties A Project submitted to the Physical Chemistry Branch In partial fulfillment of the requirements of Bachelor of Science (Chemistry) By Student #: Under the guidance of Dr. R. E. Azooz To Chemistry Department‚ Faculty of Science‚ Jazan University 2097-Jazan‚ Jazan‚ KSA 2012 1|Page Preparation of Chitosan from Jazan Area
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10-K Integration Project – Analyst Preparation Assignment Nanette Guzman Honda Motor Co.‚ LTD May 23‚ 2013 PESTLE 1. Political: Total industry automobile sales in Japan for fiscal year 2012 rose approximately 3% to approximately 4.75 million units. Although the Great East Japan Earthquake and the floods in Thailand had an impact‚ automobile sales remained stable due to government stimulus policies that provided tax breaks and subsidies for eco-car purchases in the second half of the
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An experimental investigation of scanner data preparation strategies for consumer choice models Rick L. Andrews‚ Imran S. Currim ‚ Over the past two decades‚ marketing scientists in academia and industry have employed consumer choice models calibrated using supermarket scanner data to assess the impact of price and promotion on consumer choice‚ and they continue to do so today In order to guide managerial decisions regarded price and promotion strategies. In its raw form‚ scanner
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Quarterly preparation of financial statements and reports: the most appropriate interval of reporting What are businesses made for? Basically‚ businesses are made to earn profits by providing high quality goods and services to the consumers like the public. Different operations are carried out by these entities just to obtain their desired level of income and to establish a good reputation in the industry where they belong. Their earned income and incurred expenses for a certain period are summarized
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Effect of Incorporation of Carrot Powder in Wheat Flour for the Preparation of Stick Noodles Kripa Shakya1 and Anup Halwai2 1.College of Applied Food and Dairy Technology‚Kathamndu‚ Nepal 2. Department of Food Technology and Quality Control‚ Kathamndu‚ Nepal krips16@hotmail.com Abstract Noodles were prepared by incorporating carrot powder in the percentage of 5‚ 10‚ 15 and 20 in wheat flour. The main objective of the work was to prepare the nutritious noodle enriched with Vitamin A. Sensory
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Materials 2011‚ 4‚ 845-856; doi:10.3390/ma4040845 OPEN ACCESS Article ISSN 1996-1944 www.mdpi.com/journal/materials materials Preparation‚ Characterization and Performance of Templated Silica Membranes in Non-Osmotic Desalination Bradley P. Ladewig 1‚2‚3‚ Ying Han Tan 4‚ Chun Xiang C. Lin 4‚ Katharina Ladewig 2‚3‚ João C. Diniz da Costa4 and Simon Smart 4‚* 1 2 3 4 Department of Chemical Engineering‚ Faculty of Engineering‚ Monash University‚ VIC 3800‚ Australia; E-Mail:
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Experiment 3: The preparation of acetaminophen (paracetamol) with thin layer chromatography (TLC) to monitor the reaction. Abstract: This experiment is to demonstrate the preparation of paracetamol and its properties. Reflux and filtration of 4-aminophenol and acetic anhydride formed the crude sample. Further analysis of dry white crystals were used to give quantitative measurements and a percentage yield of 46% was obtained. The overall conclusion is that the acetic anhydride reacted with the
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