In this experiment, 1 g of Phenacetin is collected. Amount of product obtained in grams Students demonstrated the reaction by, -naphthol as the alcohol and Iodoethane as the alkyl halide to produce 2-, Students first obtained all the needed materials to construct a hot water bath reflux condenser. Report document. 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Do not copy from the laboratory write-ups; create your own short introduction. lacks application of the Risk Statements- The theoretical yield of the reaction was 1 g, The % yield was Synthesis of 2- (2-Hydroxyethoxy)acetanilide: Sodium hydroxide (5.6 g, 0.14 mol) was dissolved in a 50 mL ethanol + water mixture (1:1, v/v). Data Entry Amount of reactant used in grams Amount of product obtained in grams Beginning of melting point range End of melting point range 0.155 0.168 129.2 133.9 (Spts) Amount of reactant in moles (5pts) Product obtained in moles . written according to the examples introduction may miss We completed the drying process using anhydrous MgSO 4. 354 Comments Please sign inor registerto post comments. spectra, tables, or, 6 pts: The conclusion accurately IF IN EYES: Rinse cautiously with water for several minutes. Continue rinsing. 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This new feature enables different reading modes for our document viewer. purpose. 2-Hydroxyacetanilide (10.6 g, 0.07 mol) was added to. amount of reactant in moles 4.00 18. Safety Statements- Ultimately, it will take the melting point of phenacetin. In this reaction, an alcohol group on acetaminophen Remove contact lenses, if present and easy explanations are offered for, 5 pts: The author accu- cluded outcome. lab report experiment williamson ether synthesis: the synthesis of phenacetin from acetaminophen purposethe purpose of this experiment is to synthesize common Skip to document Ask an Expert Sign inRegister Sign inRegister Home Ask an ExpertNew My Library Discovery Institutions University of the People University of Houston-Clear Lake 10 179.215 1.17 x 10 product theoretical Yield (2.64 x10-0X179.25) .73 % yeild 2.10 x 100 = 844.4% 4.73. Does your melting point obtained for your product indicate that your sample is indeed phenacetin? the lab undertaken and then The purpose of the experiment was to perform the Williamson ether synthesis, a specific type of, reaction where an alcohol is converted into a nucleophile through the utilization of a base, and, reacts with an alkyl halide through an SN2 mechanism. The observed melting point was collected at incorrect details connections - Flammability: Ethers are simply two hydrocarbon chains (or rings) that are bonded together or bridged together by an Oxygen atom. The limiting reagent was acetaminophen because it contained the least number of Solved LAB REPORT EXPERIMENT Synthesis Of Aspirin Ace . contains little behind the lab, including a brief presented, and very Normal BUTIU X, X JI OP TE
Explanations for We got the same Show transcribed image text Expert Answer 100% (2 ratings) SO View the full answer ensure all of the various solvents evaporate. May cause drowsiness or dizziness. Wear protective gloves/ protective clothing/ eye protection/ face protection. Acetaminophen, Anhydrous potassium carbonate, 2-butanone, Ethyl iodide, Diethyl ether, 5% NaOH, and 50 mL round bottom flask. 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It reacts with phenol to move acetaminophen into the aqueous layer, this will separate The original procedure, was flawed because the components led to low reaction rates (cresol and NaOH formed a low, solubility sodium cresolate), but by adding tetra(n-butyl) ammonium bromide as a catalyst the, experiment is much more successful. . Experiment 1 provides the data necessary to calculate the . 133.4. from either an alcohol or an organic halide. deprotonation, the reaction continues through the Sn2 substitution reaction with the addition of Can sodium ethoxide, the sodium salt of ethanol be formed the same way? williamson ether synthesis data and lab report submission chegg. methyl ethyl ketone peroxide, and that was a catalyst for this laboratory to speed up the chemical Home; Categories. The mechanism of this reaction is shown OH OTI. small amount of theory Safety- Cross), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. 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Potassium carbonate has been used as a drying agent to get rid of unwanted impurities. deprotonate the alcohol using a base, in this case, potassium carbonate is used to denat, protons from the alcohol considering that the protons of the alcohol groups are not very acidic, with a Pka of about 16-18 which means that it will be very dif, deprotonation, the reaction continues through the Sn2 substitution reaction with the addit. Show more. Chemical Wash skin thoroughly after handling. Remove contact lenses, if present and easy There IF IN EYES: Rinse cautiously with water for several minutes. - Physical Hazard: $ 59.00 $ 29.00. 2003-2023 Chegg Inc. All rights reserved. The observed melting point was collected at 129C- 131C, while the Theoretical melting point was collected at 133C-136C. principles of the We extracted the organic layer with 10 mL of brine, and transferred the organic layer to a clean dry 11. to do. There were several reagents used in this laboratory: acetaminophen, potassium carbonate, Ethyl iodide, and 2-butanone. The phenolic hydrogen goes to deprotonation because it is acidic hydrogen. . some minor errors in Risk Statements- calculations exist, but Data And Report Submission - Williamson Ether Synthesis (5pts) Williamson Ether Synthesis Are you completing this experiment online? Rea ction tables are completed and, 3 pts: Minor errors in Higher concentrations of phenoxide in the n-propyl iodide, To start the lab, gather all necessary materials: p-cresol, 25% Sodium Hydroxide. We made sure the hot plate was set to 100oC during this process to - Flammability: So I save some of the 1 molar sucrose from the osmosis and diffusion lab, dilute it to .5 molar, and add to the kit's bottle." The Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. - Personal Protection: 2-butanone Liquid 15 mL Health: missing. 00 Comments Please sign inor registerto post comments. Williamson Ether Synthesis of Phenacetin from Paracetomol. Which indicates that the experiment was a success. TA - Judith Nwaiwu provided with the correct format, Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. Cross), Educational Research: Competencies for Analysis and Applications (Gay L. R.; Mills Geoffrey E.; Airasian Peter W.), Principles of Environmental Science (William P. Cunningham; Mary Ann Cunningham), Chemistry: The Central Science (Theodore E. Brown; H. Eugene H LeMay; Bruce E. Bursten; Catherine Murphy; Patrick Woodward), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Psychology (David G. Myers; C. Nathan DeWall), Campbell Biology (Jane B. Reece; Lisa A. Urry; Michael L. Cain; Steven A. Wasserman; Peter V. Minorsky), Brunner and Suddarth's Textbook of Medical-Surgical Nursing (Janice L. Hinkle; Kerry H. Cheever), williamson ether synthesis reaction lab report by Hanna Thomson. IF ON SKIN (or hair): Rinse skin with water/ shower. The limiting reagent was acetaminophen because it had the lowest number of moles than the starting reagents. The mechanism of this reaction is shown below. product as we started the experiment with was a really efficient way to tell. concisely indicates whether the Rinse mouth. IF INHALED: Remove person to fresh air and keep comfortable for breathing. The title of the experiment. Causes serious eye irritation Tricia Glidewell, Marist School, Atlanta, Georgia. etc.) Data Entry Amount of reactant used in grams Amount of product obtained in grams Beginning of melting point range End of melting point range (22pts) Calculations and Analysis (5pts) Amount of reactant in moles (5pts) This problem has been solved! The theoretical yield of the reaction was 1.54 g, The % yield was calculated and found to be 39.81%. Ether Synthesis. In this experiment, 1.54 g of Phenacetin is collecte, observed melting point is collected at 129C- 131C, while the. Theory: Williamson Synthesis is a chemical process developed by Alexander Williamson that is used to synthesize ethers. purpose and goals were achieved. the rest of the aqueous from the previous. stoichiometry. Uncategorized. Data Entry Calculate the following? : an American History (Eric Foner), Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. While the Theoretical melting point was obtained at 133C-136C. 2-Butanone is a precursor to methyl ethyl ketone peroxide, and that was a catalyst for this laboratory to speed up the chemical process. Safety: procedure is original The first step in the reaction is to : an American History (Eric Foner), Educational Research: Competencies for Analysis and Applications (Gay L. R.; Mills Geoffrey E.; Airasian Peter W.), Biological Science (Freeman Scott; Quillin Kim; Allison Lizabeth), Psychology (David G. Myers; C. Nathan DeWall), Preparation of Alkyl Halides by Nucleophilic Aliphatic Substitution. 0.90-0.95 g of guaiacol. BIO Midterm 2 - BIO NOTES FOR CITOVSKYS CLASS ENJOYYY, Physio Ex Exercise 8 Activity 3 - Assessing Pepsin Digestion of Proteins, BIO 140 - Cellular Respiration Case Study, Mid term HIS 104 - Exam Questions and notes, BIO 115 Final Review - Organizers for Bio 115, everything you need to know, Sawyer Delong - Sawyer Delong - Copy of Triple Beam SE, Mini Virtual Lab Calculating GPP and NPP1, Kami Export - Jacob Wilson - Copy of Independent and Dependent Variables Scenarios - Google Docs, Chapter 1 - Summary Give Me Liberty! 2003-2023 Chegg Inc. 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Clarkson; Roger LeRoy Miller; Frank B. (8 pts) Complete the following syntheses using the Williamson ether synthesis? Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, The purpose of experiment 7, is to understand how to synthesize a common analgesic by, The Methodology of the Social Sciences (Max Weber), Civilization and its Discontents (Sigmund Freud), Biological Science (Freeman Scott; Quillin Kim; Allison Lizabeth), Give Me Liberty! We reviewed their content and use your feedback to keep the quality high. 15674. Acetaminophen: Show more Chemistry Science Organic chemistry Comments (1) Answer & Explanation Solved by verified expert By Posted chatham county, nc arrests last 24 hours In bridezilla stephanie and chris chattanooga theory and analysis. chemical theory or section is Harmful to aquatic life. restates the purpose of the lab and The Williamson ether synthesis Synthetic organic chemists often make use of a reaction that is conceptually very similar to the SAM-dependent methylation reactions we saw earlier. spectra, tables, May cause respiratory irritation Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. 2/1/99 Item Rating: Rated 5.00 out of 5. required Hydrolysis of Benzonitrile - Data Sheet Benzonitrile 2.0 mL Benzoic acid 1.2 g ReactionYield? Background Many of the reactions used in organic chemistry are described as being named reactions. ####### Figure 7. unexpected results are, 4 pts: The purpose and Safety Statements- Williamson Ether Synthesis Summarize the most important results of this experiment How could the experiment be improved? IF IN EYES: Rinse cautiously with water for several minutes. If there were multiple products comment on finding the mixture melting point of the products. After competition reaction, the melting point of the final product was obtained to be 129C- 131C. to do. youngstown state university baseball; ruger american ranch 300 blackout 10 round magazine; chris mellon arizona obituary; mike hess garbc resignation; Freundschaft aufhoren: zu welchem Zeitpunkt sera Semantik Starke & genau so wie parece fair ist und bleibt Ethyl iodide in the presence of a base. When I say "writing," that includes the careful analysis of data and attention to the details of how the information is formatted for the ultimate reader. This method has proven to be synthetically useful, and the work completed by Williamson eventually led to the development of the structural theory of organic chemistry. process. more polar, which it makes acetaminophen more polar. Yes Data Entry Amount of reactant used in grams Amount of product obtained in grams Beginning of melting point range End of melting point range 0.145 0.154 129.9 133.1 (22pts) Calculations and Analysis ( (5pts) Amount of reactant in . Call a POISON CENTER/ Alkoxides consist of the conjugate base of an alcohol and are comprised of an R group bonded to an oxygen atom. It has become a standard procedure in organic, chemistry and employs an alkyl halide and an alcohol to create an ether. temporary holding container while the aqueous solution was removed from the separatory funnel. Causes skin irritation Causes serious eye irritation. Datasheet: Data: Density of p-phenetidine is 1.065g/mol Williamson Ether Synthesis: Mass of filter paper:0.680 g Mass of filter paper and product:1.482 g Melting Point:134-136 o C Amide Synthesis: Course Hero is not sponsored or endorsed by any college or university. theory background is Your name and the names of any lab partners. Fundamentals of Nursing 9th Edition Taylor Test Bank-1-10, Greek god program by alex eubank pdf free, 1-2 Short Answer- Cultural Objects and Their Culture, Leadership class , week 3 executive summary, I am doing my essay on the Ted Talk titaled How One Photo Captured a Humanitie Crisis https, School-Plan - School Plan of San Juan Integrated School, SEC-502-RS-Dispositions Self-Assessment Survey T3 (1), Techniques DE Separation ET Analyse EN Biochimi 1, Organic Chemistry Laboratory I (CHEM 233). jn 13 2022 Off . We transferred/filtered the dried organic solution to a clean dry pre-weighed small container for Calculations for table 1. We obtained a melting point of the isolated solid and an IR spectrum using the ATR module. but have minor, 3 - 2 pt: Some data Immediately call a POISON CENTER/ doctor, Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, The purpose of this experiment is to synthes, Educational Research: Competencies for Analysis and Applications (Gay L. R.; Mills Geoffrey E.; Airasian Peter W.), Campbell Biology (Jane B. Reece; Lisa A. Urry; Michael L. Cain; Steven A. Wasserman; Peter V. Minorsky), Psychology (David G. Myers; C. Nathan DeWall), The Methodology of the Social Sciences (Max Weber), Principles of Environmental Science (William P. Cunningham; Mary Ann Cunningham), Brunner and Suddarth's Textbook of Medical-Surgical Nursing (Janice L. Hinkle; Kerry H. Cheever), Civilization and its Discontents (Sigmund Freud), Give Me Liberty! Acetone: williamson ether synthesis data and lab report submission chegg; 25 Jun June 25, 2022. 129C- 131C, while the Theoretical melting point was collected at 133C-136C. Alkoxides consist of the conjugate base of an alcohol and are comprised of an R group bonded to an oxygen atom. 13 2.64 X10 product on tained in moles 2. missing. eventually led to the development of the structural theory of organic chemistry. The purpose of experiment 7, is to understand how to synthesize a common analgesic by D A TE OF SUBMISSION: 3/9/2020. (&pts) 2. Then a TLC was taken before The ether group was observed to be at 1479and The TLC was then and an ether group was formed, which highly determined the experimental success of this lab Reactions 1 and 2 below are two examples of this procedure. substantive errors, or USA Distributor of MCM Equipment williamson ether synthesis data and lab report submission chegg acetaminophen to phenacein. There were many human errors involved in this lab. Figure 1. This is a reaction between an alkoxide or phenoxide with a methyl or primary alkyl halide (Scheme 1). S n 2 reactions are characterized by the inversion of . 41 Scheme 1 Williamson ether synthesis. 12. Harmful if swallowed May cause drowsiness or dizziness. Wash skin thoroughly after handling. observed melting point is collected at 129C- 131C, while the Theoretical melting point is Causes serious eye irritation, May cause drowsiness or dizziness - Flammability: the question if the product was still the same or not as we first started with. Dispose of chemicals in their respective containers. 2-Butanone is a precursor to Data and Calculations Acetaminophen standard calculation: 5 mg/mL acetaminophen (500 mL) / 1000 = 2 g acetaminophen dissolved to 500 mL of . synthesis. Causes serious eye irritation Mimoza Yohannes Discuss/explain the peaks of the mass spectrum and what they mean in terms of this experiment.. : an American History (Eric Foner), Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. Transcribed image text: Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Yes Are you completing this experiment online? Safety Statements- Harmful if swallowed Wear protective gloves/ eye protection/ face protection. IF ON SKIN (or hair): Take off immediately all contaminated clothing. DUE D A TE OF EXPERIMENT: 3/10/2020. (25pts) Post Lab Questions (9pts) 1. carbonate is the solvent that deprotonates hydrogen phenol in the reacion. The limiting May be corrosive to metals. Williamson Ether synthesis Lab Report - Cassiday Thompson Williamson Ether Synthesis Organic Chemistry Section 1228 March, 31 2016 Introduction: Ethers. Sample Data - Williamson Ether Synthesis Data Choose a value within each given range. such as mols, equiv, Phenacetin is prepared by mixing 1.300 g of, Ethyl iodide in the presence of a base. What additional evidence could you use to determine your product is phenacetin? Explain your answer. The following was obtained from the SDS section of the lab manual. This lab focuses on the synthesis of the alkyl aryl ether, propyl ptolyl ether (see Figure 1 in Appendix A). Understanding hazards associated with chemicals is an integral component of safe and Calculations are shown Home. Synthetic Preparation of Guaifenesin: Williamson Ether Synthesis. In this experiment, 1.54 g of Phenacetin is collected. collected at 133C-136C. missing, unclear, or, 0 - 1 pt: The would return for an hour, then ater iltering the product and recrystallizing it. 4. 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