Experiment 29 – Borohydride Reduction of Vanillin to Vanillyl Alcohol Goal To perform a sodium borohydride reduction of an aldehyde to produce an alcohol. Reading and Working Ahead Your discussion should include a mechanism for this reaction. Review: OP 12 – Vacuum filtration OP 28 – Melting point (using Mel-Temp®) Procedure Notes Calculate the necessary mass of vanillin and sodium borohydride for the procedure below. Also calculate theoretical yield of vanillyl alcohol. You
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Timed Write # 1 What’s more dangerous‚ drivers under twenty or drivers over seventy? While older drivers have decades of experience‚ the statistics on these two groups will probably surprise you. It says on Smartmotorist.com that older drivers are more likely than younger ones to be involved in multi-vehicle crashes‚ particularly at intersections. So if you feel bad for older people that have to re-take their license‚ think again. It could be you who gets in a fender bender with your eighty year
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Your interests: Their interests: Short Term: Short Term: • Safety of our family • Finish project quickly with low cost ○ Construction site • Maintain good relationship with zoning cometee ○ Speeding trucks • Be able to sell the property at high value • Parking problems • Avoid liability • A lot of dirt (pool) Long Term: • Damage to property (foundations) • Maintain good reputations
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IEEE 1999 International Conference on Power Electronicsand Drive Systems‚ PEDS’99‚ July 1999‚ Hong Kong. Accurate Prediction of Backup Time in an U P S and its Display on User Computer Monitor Screen Pratik Mukberjee‚ Biswajit Majumdar‚ FazaI k Talukdar‚ StUdentMember‚ IEEE Ashim GanguIy* and Sujit K. Biswas‚ Sr. Member‚ E E E Department of Electrid Engineerins JadavpurUmve.rsily‚ Calcutta 700032‚N I A . *TataConsultancyServices calartta700 091‚ INDJA E-maik p a i - u h r e @ t a l a rtkmkejebmi
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Experiment 5B: Ketone Reduction Objective: Using sodium borohydride as a reducing agent‚ the ketone 4-tert-butylcyclohexane is reduced to its corresponding alcohol. It is purified through extraction techniques to give the cis and trans diasteromer products. Procedure: The procedure was followed as outlined in Mayo’s book for Experiment 5B with the following modifications: 1. Reagents and Equipment – The reaction will be on a scale of 2X what is described in the text. 2. Reagents and Equipment
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TIER Information Technology Inventory WORKING DOCUMENT Purpose As the University struggles to meet the constraints of significant budget reductions‚ various options for cost reduction are being proposed that involve information technology. In some cases these propose to make additional use of information technology‚ in others to develop less costly services or to leverage existing services to gain institutional benefit. The proposals for these initiatives
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Week 10: Oxidation and Reduction Reactions: The Reactions of Copper Data: Part I: Preparing a solution of copper (II) nitrate Initial mass of copper wire: .520g Mass of copper wire after vigorously scouring: .518g Observations of Copper (II) ribbon mixed with HNO3: Solution turned green. Thick brown gas formed. Copper (II) bubbled vigorously. Cu (II) dissolved‚ solution appeared green/blue. After the addition of H2O a blue crusty precipitate formed. Part II: Synthesis of solid copper
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DESIGN OF SUBOPTIMAL CONTROLLER USING MODEL REDUCTION TECHNIQUE Gaurav Kumar‚ Avinash Pandey‚ Ashutosh Dubey Department of Instrumentation and Control Galgotias College of Engineering and Technology‚ Greater Noida Abstract: A very great amount of thought has been given to the selection of this topic. Basically‚ here we are concerned with the problem of dealing with higher order ricatti equation. The amount of work and the number
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impact of FDI on poverty reduction FDI’s direct impacts on poverty may work through providing opportunities‚ particularly providing jobs and training to local workers. To the extent that foreign capital inflows do not replace local investment absolutely and foreign investment takes the mode of green- field investment FDI may contribute to reducing existing unemployment and underemployment‚ providing people with income and therefore directly contributing to poverty reduction. In this sense FDI’s impact
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The loss of any language means a contraction‚ reduction and impoverishment of the sum total of the reservoir of human thought and knowledge as expressible through language. To what extent do you agree with this? As globalization takes place‚ languages spoken by the majority became lingua franca of different regions. English for example as its most widely spread across the entire world‚ is spoken by 360 to 400 million as their first language and 470 million to more than 1 billion as their second
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