• Exp5-Synthesis of Acipic Acid Form Cyclohexanol
    EXP-5 CHEM 233L SYNTHESIS OF ADIPIC ACID FROM CYCLOHEXANOL Introduction: Adipic acid is a white crystalline solid used primarily in the manufacture of nylon 6, 6 polymers for fibers and plastics. In this experiment, adipic acid was synthesized in two steps starting from cyclohe...
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  • Production of Citric Acid (A. Niger)
    Part B Small Scale Literature Review Running Head: Factors Affecting Citric Acid Production by Aspergillus niger Factors Affecting Citric Acid Production by Aspergillus niger Ong Chia Swing, Student. Nilai University 1. Introduction Citric acid is a natural preservative or conse...
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  • Synthesis of Asprin
    ASPIRIN (acetylsalicylic acid) from SALICYLIC ACID 1 Acetylsalicylic acid: method 1.2 Phenols, unlike amine, cannot be acetylated satisfactorily in aqueous solution: acetylation proceeds readily with acetic anhydride in the presence of a little concentrated sulphuric acid as catalyst. Salicylic a...
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  • quantitative determination of acetylsalicyclic acid
    Experiment V02 An analysis of aspirin tablets Procedure a. Weigh accurately a definite number of aspirin tablets (two or three tablets weighing no more than 1.5 g) into a 250 cm3 conical flask. Initiate the hydrolysis of the aspirin by adding 25 cm3 of 1.0 M sodium hydroxide by...
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  • salicylic acid
    Synthesis of Salicylic Acid Experimental Data: 1. Mass of methyl salicylate used: 0.232 g 2. Theoretical yield of salicylic acid: 0.211 g 3. Volume H2SO4 added, with units (drops or mL): 3mL 4. Mass of crude salicylic acid obtained: 0.250 g 5. Volume of water used as...
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  • nucleic acid
    UNIT 4. NUCLEIC ACIDS I.BASIC CONCEPTS II.CLASSES III.CHEMICAL NATURE IV.FUNCTION I.BASIC CONCEPTS NUCLEIC ACIDS  polymeric macromolecules, or large biological molecules, essential for all known forms of life  are made from monomers known as nucleotides  Each nucleotide has three...
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  • #15 Synthesis of Ethyl Salicylate from Salicylic Acid
    #15 Synthesis of Ethyl Salicylate from Salicylic Acid ____________________________________________________________ _______________ Purpose: Salicylic acid is converted to the liquid ethyl salicylate by addition of ethanol. Yields of salicylic acid (week 1) and ethyl salicylate will be found, a...
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  • Protein Synthesis
    Protein synthesis is one of the most fundamental biological processes. To start off, a protein is made in a ribosome. There are many cellular mechanisms involved with protein synthesis. Before the process of protein synthesis can be described, a person must know what proteins are made out of. Th...
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  • Acid Rain Analysis 5
    ABSTRACT This report involves a well description on acid rain as well as a focus on acid rain in eastern Canada. This report contains a very helpful basic background on acid rain as well as a questionnaire. It involves an annual report on the Federal-Provincial Agreements, sulphur dioxide emiss...
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  • Protien Synthesis
    Protein Synthesis The Expression of a Gene The process of Protein Synthesis involves many parts of the cell. Unlike other similar productions, this process is very complex and precise and therefore must be done in proper sequence to work effectively. The slightest error during this process co...
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  • Abscisic Acid and Stomatal Closure
    Abscisic Acid and Stomatal Closure Abscisic acid is a single compound unlike the auxins, gibberellins, and cytokinins. It was called "abscisin II" originally because it was thought to play a major role in abscission of fruits. Though ABA generally is thought to play mostly inhibitory roles, it ha...
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  • Multistep Synthesis Chemistry Experiment
    Multistep Synthesis of Tetraphenylcyclopentadienone In this laboratory experiment a synthesis was performed through several separate steps. The purpose of the experiment was to synthesize tetraphenylcyclopentadienone from benzaldehyde and to run reactions on carbonyl containing com...
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  • Banana Oil Synthesis
    RUNNING HEAD: Synthesis of Banana Oil Abstract A reflux apparatus was assembled with a water-cooled condenser and a drying tube. Isopentyl alcohol, glacial acid sulfuric acid is added to a 25 milliliter round bottom flask and attached to the reflux apparatus. The mixture was boiled, the extracted...
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  • Porphyrin Synthesis
    CHEM3412 Synthesis of a Porphyrin Porphyrins are hetereonuclear, macrocyclic compounds that play an important role in living organisms. Examples include the non-protein heme portion of hemoglobin in animals whereby the lone pairs on nitrogen can bind to the oxygen-carrying iron. In plants, chl...
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  • Grignard Synthesis of Triphenylmethanol from Benzophenone
    Grignard Synthesis of Triphenylmethanol from Benzophenone Purpose: The purpose of this experiment was to synthesize the tertiary alcohol triphenylmethanol from a Grignard reagent, phenyl magnesium bromide. The Grignard reagent was synthesized from bromobenzene and magnesium and then reacted wit...
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  • Amino Acid Disorders
    An account of amino acid metabolism disorders in humans beings with an emphasis of the underlying molecular defects Amino acids are monomers which join together to form a protein and are multi-functional in the human body. However, defects in amino acid metabolism occur which cause a numerous amo...
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  • Protein Synthesis and Structure
    PROTEIN STRUCTURE AND SYNTHESIS Proteins are polymers of a-amino acids. There are twenty amino acids that are commonly found in proteins. Each amino acid has a similar, yet unique structure. Almost all of the amino acid have a carboxyl group and an amino group. At neutral pH the natural amino acids...
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  • Solid Phase Peptide Synthesis (Spps)
    Solid Phase Peptide Synthesis (SPPS) Introduction Solid phase synthesis is a process in which synthetic reactions are carried out on a solid support. The idea was developed by R .B. Merrifield to synthesise polypeptides and this work earned him the Nobel Prize in 1984. Solid phase synthesis can...
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  • Synthesis of Mdma
    INTRODUCTION: All information here is to be used at your own risk. The procedures documented in this file, if carried out by unlicensed individuals would violate laws against controlled substances in most countries and could result in criminal charges being filed. If carried out by individuals un...
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  • Synthesis of Chloroform
    Synthesis of Chloroform -------------------------------------------------------------------------------- With Calcium Hypochlorite and Acetone When chlorine is passed into boiling alcohol, both chlorination of the methyl group and oxidation of the primary alcohol group to an aldehyde occur, g...
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