Nabh4 PowerPoint PPT Presentations

NaBH4/H2O2(Air) Fuel Cell Technology Technical Presentation CONTACT Richard Dell at 919.870.9494 * * * * * * * * * * * * * * * * * * NaBH4/H2O2 Fuel Cells UIUC ...

HYDROPAK portable fuel cell power supply Active NABH4 Technology 200Wh Dry fuel storage Hydrate to use No self-discharge Disposable cartridge 60W rated

Borate can be recycled into NaBH4 or can be disposed of ... The fuel is converted into pure hydrogen, water vapor, and borate (NaBO2). 3. ...

Only one stereoisomer is produced: why? NADPH functions similar to NaBH4 in this reaction. * NADPH NADPH is similar to NADH. It has an extra phosphate, ...

Reduction of Aldehyde & Ketone. Reducing Agents: 1. NaBH4, ethanol, H 2. LiAlH4, ... (an aldehyde may be an intermediate but usually can't be isolated.) 10/5/09 ...

Experiment 20 CHEMOSELECTIVE REDUCTION WITH NaBH4 Objectives: To synthesize vanillin acetate by acetylation of p-vanillin, then to perform a chemoselective reduction ...

reflux. halogenoalkane. nitrile. substitution. c. NH3(aq) heat in a sealed ... or c.H2SO4 / reflux. followed by H2O. aldehyde. NaBH4. elimination. reduction ...

More About Oxidation Reduction Reactions Organic Chemistry 6th Edition Paula Yurkanis Bruice * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Summary of ...

Cold Hg Vapor Technique Hg2+ + Sn2+ Hgo + Sn4+ The elemental Hg is swept from the flask into a long path absorption cell in the path of a Hg HCL.

GROUP III HYDRIDE-DONOR REAGENTS Reduction of carbonyl compounds Most reductions of carbonyl compounds are done with reagents that transfer a hydride from boron or ...

... of alkenes Hydroboration-oxidation of alkenes Hydrolysis of alkyl halides Syntheses using Grignard reagents organolithium reagents Sources of alcohols ...

United States Department of Agriculture Agricultural ... Molecular Modeling: Overlaid Structures. Why Callicarpenal? Novel 13,14,15,16-tetranorclerodane ...

Enols and Enolates a Substitutions and Condensations of Ketones and Aldehydes Tautomerization Accelerated in Acid Reaction Occurs via Enol ...

Chemical synthesis through oxidation of graphite[9-9] I-4 (I) The Hummers Method Natural graphite flake (325 mesh) was mixed with H2SO4. Keep stirring in an ice-water ...

ISH2SUP (245294) Aarne Halme Aalto university

Chapter 9 Aldehydes and Ketones Keto-Enol Tautomerism A carbon atom adjacent to a carbonyl group is called an (alpha) -carbon, and a hydrogen atom bonded to it is ...

Chapter 17 Aldehydes and Ketones

Addition of Metal-H bonds to Carbonyl Groups Group 13 Hydride-Donor Reagents Chemoselectivity reactivity towards nucleophiles = reacivity towards metal-hydride LiAlH ...

The support should have a high surface area on which to disperse platinum particles. ... Use of Pt-Ru catalyst instead of a Pt catalyst on a silica support. ...

Amines Chemical / Biological / Neurological Activity

ALDEHYDES & KETONES CONTENTS Prior knowledge Bonding in carbonyl compounds Structural differences Nomenclature Preparation Identification Oxidation Nucleophilic addition

HO. CHO. CH2OH. OH. OH. OH. H. H. H. H. HO. CH2OH. CH2OH. H2/Ni. H2/Ni. D-??????. L-??????. D-???????? ... HO. H. H. HO. CH2OH. CH2OH. O. OH. OH. H. H. H. HO ...

ALDEHYDES AND KETONES II. Oxidation and Reduction; and Synthesis Sodium Borohydride Reduction of Norcamphor Sodium Borohydride Reduction of Camphor Sodium Borohydride ...

CHEM 353 PAVIA ANSWERS SAMPLE EXAM ONE. 1. a) benzophenone. b) ethyl methyl ketone (commercially MEK) c) methyl vinyl ketone (commercially MVK) ...

Synthesis Biosynthesis Reagents = small carbon-based molecules (e.g. amino acids, carbohydrates) Catalysts = enzymes, proteins that bind and then catalyze chemical ...

Fitments ... Fitments and Interconnects. Manufacturing barriers. Low cost/high volume ... Quality of fitment bonding. Low cycle time leak testing. Quality of ...

... 41 Rxs of Grignard & Organolithium Reagents with Carbonyls Ch. 12 - 44 examples Ch. 12 - 45 Reaction with esters 3o alcohol Ch. 12 - 46 Mechanism Ch. 12 ...

Ketones and Aldehydes Properties Nomenclature Preparation Reactions Synthesis Enamine Mechanism (same as imine mech. until last step) Imine Derivatives ...

Reduction of carbonyl compounds Introduction -Reduction is defined in chemistry as loss of oxygen, gain of hydrogen or gain of electrons -Carbonyl group is consisting ...

Title: OC 2/e Ch 15 Subject: Aldehydes and Ketones Author: Bill Brown Last modified by: Bill Brown Created Date: 8/12/1997 1:32:35 PM Document presentation format

approach is to less hindered (bottom) face of carbonyl group ... pyruvic acid S-( )-lactic acid. O. CH3CCO2H. NADH. H enzyme is lactate dehydrogenase ...

lithium aluminum hydride. HYDRIDE REAGENTS. simplified mechanism ... LITHIUM ALUMINUM HYDRIDE. REDUCTIONS. LiAlH4 reduces anything with a polar multiple bond! ...

Radical Reactions at Surfaces Dan Meyerstein Biological Chemistry Dept., Ariel University, Ariel, Israel and Chemistry Dept., Ben-Gurion University of the Negev, Beer ...

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Use of COMSOL Multiphysics for Optimization of an All Liquid PEM Fuel Cell MEA George H. Miley (Speaker), Nuclear, Plasma and Radiological Engineering

Author: wjp Last modified by: Created Date: 11/19/2002 8:09:23 AM Document presentation format: Company: China Other titles

Title: Author: PWW Last modified by: compaq Created Date: 9/12/2001 11:02:52 PM Document presentation format: Company

Aliphatic aldehydes have unpleasant and pungent smell ... The densities of aliphatic carbonyl compounds are lower than that of water at 20 ...

LABORATORY NOTEBOOK (Pre-lab) TITLE AND DATE OBJECTIVE CHEMICAL EQUATION Include the chemical equation from the top of page 167. TABLE OF PHYSICAL DATA

Aldehydes and Ketones. Nucleophilic Addition to the Carbonyl Group 1 4 6 12 17 12 18 20 18 18 15 15 20 21 Chapter 17; Aldehydes and Ketones Nomenclature Physical ...

Direct alcohol fuel cells: Eocell (V) n = 1 [MeOH] 1.20 n = 2 [EtOH] 1.14 6n e 6n H+; H2O n CO2,(g) 3n H2O CnH2n+1OH (3n/2) O2 CnH2n+1OH + (2n 1) H2O

... potassium manganate(VII) (KMnO4/H ) Alkaline potassium manganate(VII) (KMnO4 ... carried out by the action of hot alkaline potassium manganate(VII) solution ...

Electrophilic Substitution. Nucleophilic Addition. Nucleophilic ... 1. Formation of the electrophile (an acylium ion) AlCl3. Cl AlCl3. With ethanoyl chloride ...

Catalytic hydrogenation over a metal catalyst and reduction with sodium ... The trigonal planar arrangement of groups around the carbonyl carbon atom makes ...

BIOGENIC SYNTHESIS AND APPLICATIONS OF METAL NANOPARTICLES

William H. Brown & Christopher S. Foote Carboxylic Acids Chapter 17 Structure The functional group of a carboxylic acid is a carboxyl group the general formula of ...

Most alcohols with five or six carbons are. readily available. Other alcohols ... syn addition of OH groups to each carbon. of double bond. Osmium Tetraoxide ...

Chapter 2 Experimental methods. Chapter 3 Sorption properties of Mg2Ni ... murthy, Photo/Electro chemistry and Photobiology in the Environment, Energy and ...

Depletion in fossil fuels. Environmental concerns. Awareness for ... M. Conte, A. Jacobazi, M. Ronchetti and R. Vellone, J. Power Sources, 100 (2001) 171 ...

Chapter8, Skoog, Holler, and Nieman, Principles of Instrumental Analysis – PowerPoint PPT presentation

Title: Author: wara Last modified by: wara Created Date: 10/10/2003 8:17:46 AM Document ...

Ethanol is an industrial chemical. Most ethanol comes from fermentation ... pyridine, castor oil, gasoline, etc. Ethanol. Isopropyl alcohol is prepared by hydration of ...

Figure 19-52 A phospholipase is named according ... What's weird about this guy? ... Figure 20-15 Regulation of glucose uptake in muscle and fat cells. Page 735 ...

EXPLORING SOLID-LIQUID INTERFACIAL CHEMISTRY DURING CATALYST SYNTHESIS ... adsorbed species can result in sintering of small nanoparticles due to enhanced ...

Addition of hydrogen (reduction). Addition of halogens. Addition of hydrogen halides. ... 2. reduction of an alkyl halide. a) hydrolysis of a Grignard reagent ...