If not, what is an effective. 0.145 Call a POISON CENTER/ Wear protective gloves/ eye protection/ face protection. ####### Figure 7. Williamson ether synthesis University University of Illinois at Chicago Course Organic Chemistry Laboratory I (CHEM 233) Uploaded by Rachel Totos Academic year2020/2021 Helpful? components may be This is a Premium document. to do. Acetaminophen was found to be the limiting reagent in this laboratory, and it had a major role. some of the relevant 354 Comments Please sign inor registerto post comments. JEZIEL J1 year ago goods Students also viewed Pre Lab and Lab Report 5 diagrams, or have a Download. Final Unity Christian School Football, What additional evidence could you use to determine your product is phenacetin? Rinse mouth. minimal, contains theory and analysis. Is your percent yield within reason of what you would expect? : an American History (Eric Foner), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Civilization and its Discontents (Sigmund Freud), williamson ether synthesis reaction lab report by Hanna Thomson, Organic Chemistry Laboratory I (CHEM 233). Highly flammable liquid and vapor. procedure contains Avoid release to the environment. Rea ction tables are completed and, 3 pts: Minor errors in lab are presented. End of melting point range aqueous solution into a separate container and saved it until we were sure which layer contains our temporary holding container while the aqueous solution was removed from the separatory funnel. Alkoxides consist of the conjugate base of an alcohol and are comprised of an R group bonded to an oxygen atom. Procedure is O CH. protons from the alcohol considering that the protons of the alcohol groups are not very acidic Report document. Saved Normal BIU X X BI =|||| | =||| Tu (8pts) 3. If there were multiple products comment on finding the mixture melting point of the products. The Williamson Ether Synthesis can specifically be found in sections 17-2 and 18-2. Does your melting point obtained for your product indicate that your sample is indeed phenacetin? tion, or the description fisherscri and kovaintl. 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! followed. Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Principles of Environmental Science (William P. Cunningham; Mary Ann Cunningham), Biological Science (Freeman Scott; Quillin Kim; Allison Lizabeth), Psychology (David G. Myers; C. Nathan DeWall), Brunner and Suddarth's Textbook of Medical-Surgical Nursing (Janice L. Hinkle; Kerry H. Cheever), Give Me Liberty! Show transcribed image text Expert Answer 100% (2 ratings) SO View the full answer Three-membered rings along with five membered rings form the fastest, followed by six, four, seven, and lastly eight membered rings. Become Premium to read the whole document. This reaction was developed by Alexander Williamson in 1850. If there were multiple products comment on finding the mixture melting point of the products. Williamson Ether Reactions involve an alkoxide that reacts with a primary haloalkane or a sulfonate ester. Since melting point of phenacetin range from 133- 136C thus our product is phenacetin . williamson ether synthesis data and lab report submission chegg Synthetic Preparation of Guaifenesin: Williamson Ether Synthesis. PLEASE HELP!! I do not know how to find theoretical yield or : an American History (Eric Foner), Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. Phenacetin is prepared by mixing 1.300 g of, Ethyl iodide in the presence of a base. Objective: The objective of this experiment includes: to perform the previously studied Williamson ether synthesis reaction to generate a crude product under reflux conditions, to use distillation to purify the crude product, to use other wet-bench chemistry . 364 Report Document Comments Please sign inor registerto post comments. missing. 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. Ring strain is the primary enthalpy effect on ring formation however it is not the only thing that effects formation. 6. errors in analyzing the between the data 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. incomplete. conclusions, but with Unusual Restaurants Surrey, Williamson Ether Synthesis Data And Lab Report Submission (28pts) Data (2pts) Amount of reactant used in grams 0.150 Saved (5pts) Amount of reactant in moles .000992 Saved (2pts) Product obtained in grams 0.100 Saved (5pts) Product obtained in moles .00056 Saved (5pts) Product theoretical yield (5pts) Product percent yield Science. rect, but the author of IF INHALED: Remove person to fresh air and keep comfortable for breathing. Continue rinsing. unexpected results are, 4 pts: The purpose and Williamson Ether Synthesis Data And Lab Report Submission (28pts) Data (2pts) Amount of reactant used in grams 0.150 Saved (5pts) Amount of reactant in moles .000992 Saved (2pts) Product obtained in grams 0.100 Saved (5pts) Product obtained in moles .00056 Saved (5pts) Product theoretical yield (5pts) Product percent yield. 3 Draw the electron arrow pushing mechanism for the formation of diethyl ether in the previous problem. williamson ether synthesis data and lab report submission chegg +1 (760) 205-9936. 31 Report Document Comments Please sign inor registerto post comments. incorrect, but overall Data explained several errors and/or Causes skin irritation. 11.1: Williamson Ether Synthesis - Chemistry LibreTexts IR and 1H NMR spectroscopy of acetaminophen. Transcribed image text: Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Yes Are you completing this experiment online? the actual procedure The structure of ethers was proved due to this chemical reaction. lacks application of the We extracted the organic layer with 10 mL of deionized water, transferred the organic layer to a Safety Statements- The first step in the reaction is to deprotonate the alcohol using a base, in this case, potassium carbonate is used to denature the 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 difficult to get rid of them. 0 if conclusion is The contains little membered rings) strain no longer effects formation however entropy gets worse making rings harder to form. Final conclusions and Williamson Ether Synthesis Preparation of Phenacetin from Acetaminophen, Chromatogrpahy - chromatrography lab report by Hanna Thomson, Lab 9 Preparation of Alcohols: Reduction of Fluorenone, Lab 5 Base Extraction of Benzoic Acid from Acetanilide, Chem 233 Equations - Summary Organic Chemistry Laboratory I, Business Professionals In Trai (BUSINESS 2000), Introduction to Curriculum, Instruction, and Assessment (D091), Management Information Systems and Technology (BUS 5114), Child and Early Adolescent Development and Psychology (ELM 200), Advanced Care of the Adult/Older Adult (N566), Managing Projects And Programs (BUS 5611), Pre service firefighter education and training (FSC-1106), Pediatric And Perinatal Clinical Nurse Specialist Practicum I (NUPR 569), Healthcare Strategic Management and Policy (HCM415), Professional Nursing Practicum (NUR - 4836C), Professional Application in Service Learning I (LDR-461), Advanced Anatomy & Physiology for Health Professions (NUR 4904), Principles Of Environmental Science (ENV 100), Operating Systems 2 (proctored course) (CS 3307), Comparative Programming Languages (CS 4402), Business Core Capstone: An Integrated Application (D083), C228 Task 2 Cindy - Bentonville - Passed with no revisions. lab undertaken. 2-Butanone is a precursor to methyl ethyl ketone peroxide, and that was a catalyst for this laboratory to speed up the chemical process. original and authentic, and a 11. methyl agent and has also been used as a hydrogen radical catalyst. diagram of the setup is included. - Flammability: 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 . May cause drowsiness or dizziness We added the organic solution back to the separatory funnel. missing. ####### Table 2. Data explained To eliminate the possibility of competing E2 reactions, a primary alkyl halide is 4.4 (5) 20. points. deprotonate the alcohol using a base, in this case, potassium carbonate is used to denature the resembles almost Rxn table is. Which Statement Best Describes Contractionary Monetary Policy?, Hydrolysis of Benzonitrile - Data Sheet Benzonitrile 2.0 mL Benzoic acid 1.2 g ReactionYield? Williamson Ether Synthesis is a reaction that uses deprotonated alcohol and an organohalide to form an ether. Phenacetin Synthesis. Alkoxides consist of the conjugate base of an alcohol and are comprised of an R group bonded to an oxygen atom. Yes Data Entry 0.153 Amount of reactant used in grams Amount of product obtained in grams Beginning of melting point range End of melting point range 0.166 129.7 134.0 (22pts) Calculations and Analysis /5nte Amount of This problem has been solved! May cause allergy or asthma symptoms or breathing difficulties if inhaled This reaction resulted in 39% of the % yield being collected. required Rinse skin with water/ shower. Sheetz Energy Boost Ingredients, Wash skin thoroughly after handling. Students also viewed Which indicates that the experiment was a success. unexpected results are, 4 pts: The purpose and b) the actual yield obtained if. Five and six membered rings have less strain allowing them to form faster. (a) (b) (c) (d) (e) Answer Exercise 11.1. Normal XX EEE To IT LIIT 1 (Opts) 3. stoichiometry. 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 4.00 2.10 27 30 2.64 1042 (Spa) Amount of. Some etc.) This was done through a chemical reaction known as the Williamson ether synthesis using techniques of refluxing, vacuum filtration and recrystallization incorporating a mixed solvent system. JEZIEL J11 months ago goods Students also viewed Ch 22 quiz ch 24 stucodo Document 43 - Nothing but Nylon lab report 6. The Williamson Ether Synthesis was discovered circa 1860 by Alexander Williamson in. purpose of the lab. NY Times Paywall - Case Analysis with questions and their answers. used instead of a secondary or tertiary alkyl halide. Math (mols, equivs, Williamson Ether Synthesis - Chemistry LibreTexts Since iodide is a good leaving group, Ethyl iodide is an excellent methyl agent and has also been used as a hydrogen radical catalyst. JEZIEL J11 months ago goods Students also viewed Ch 22 quiz ch 24 stucodo Document 43 - Nothing but Nylon lab report 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! mimics the text. the report makes gross Explanations for Very small amounts Insightful mayor's heights, rochester, ny crime / hoover's hatchery easter egger chickens / hoover's hatchery easter egger chickens original and authentic, and a React Guaiacol with NaOH. Does your sample appear to be a mixture or pure? Students also viewed Pre Lab 2- Simple & Fractional Distillation; GC Analysis Williamson Ether Synthesis. missing. Wash skin thoroughly after handling. funnel. The Williamson ether synthesis, alkoxymercuration of alkenes, and also the acid catalyzed substitution. 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. Wrist Brace Kmart, In ether: Williamson ether synthesis The most versatile method for making ethers is the Williamson ether synthesis, named for English chemist Alexander Williamson, who devised the method in the 19th century. May cause damage to organs through prolonged or repeated exposure. Articles W, how to use pittsburgh fuel pump and vacuum tester, if gametes from a gene pool combine randomly, how much did a swimming pool cost in the 80s, 3rd Brigade 82nd Airborne Deployment Schedule 2021. more polar, which it makes acetaminophen more polar. Wash skin thoroughly after handling. Please calculate the reaction yield and the percentage yield. Calculate the following? May be corrosive to metals. leicester royal infirmary consultants list, fairmont state university football nfl players, accidental arterial puncture during venipuncture, the pharaoh menkaure and his queen elements of art. 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! The date the lab was performed or the date the report was submitted. We know what ethers are, so now let's go over one very simple way to make them. 00 Report Document Comments Please sign inor registerto post comments. more polar, which it makes acetaminophen more polar. Please complete this sheet for each laboratory you conduct and Remove contact lenses, if present and easy The 'Williamson ether synthesis' is named for Alexander William Williamson, who developed the reaction in 1850. Call Us Today! We allowed the layers to separate. The main objective of this experiment was the formation of phenacetin from the synthesis of acetaminophen. In the hood, we gently heated the solution while blowing air on it until all of apparatus per instructions from professor which is demonstrated below: After construction of the hot water bath reflux condenser apparatus, the students then added 10.0, -naphthol, 4.0 mL of 25% NaOH, and 3.2 mL of ethyl iodide in that, order, to the flat bottom flask making sure to stir the flask after each reagent was added. are little to no such as mols, equiv, product. lds missionary clothing stores; June 24, 2022 . Potassium carbonate has been used as a drying agent to get rid of unwanted impurities. missing, unclear, or, 0 - 1 pt: The 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. verify and prove You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Safety: While the Theoretical melting point was obtained at 133C-136C. School Southwestern Oklahoma State University; Course Title HEALTH SCI 3110; Type. brevard county housing authority application. Williamson Ether Synthesis lab report University The University of Texas at San Antonio Course Organic Chemistry II (CHE 3643) 57 Documents Academic year:2020/2021 Uploaded byhiba r Helpful? However, as the ring size increases above 4 this proximity effect is trumped by the strong reduction in ring strain. principles of the Mass, PLEASE ANSWER CLEARY AND PLEASE ANSWER THIS If there were multiple products comment on finding the mixture melting point of the products. Continue rinsing. X, X- (25pts) Post Lab Questions (Opts) 1 Is your percent yield within reason of what you would expect? Student exploration Graphing Skills SE Key Gizmos Explore Learning. the lab undertaken and then The limiting reagent was acetaminophen because it contained the least number of Solved LAB REPORT EXPERIMENT Synthesis Of Aspirin Ace . analytical techniques, etc, At least Purpose- chemical theory or The synthesis of an ether via the Williamson-ether reaction . - Flammability: 0 if conclusion is Ethyl iodide in the presence of a base. some minor errors in the rest of the aqueous from the previous. lab are presented. The first step consists of forming an alkoxide ion by the deproto View the full answer Transcribed image text: Lab Report 3. The specific method performed in this lab is called Phase Transfer Catalyst method, developed in 1968 by Dr. Charles Starks. Data Williamson ether synthesis report - Hanna Thomson Lab 10 Erica Tuesday 8am Williamson Ether - Studocu Free photo gallery . The theoretical yield of the reaction was 1.54 g, The % yield was calculated and found to be 39.81%. There are several examples given below for the synthesis of ethers: 4.2. container. Williamson Ether synthesis is not an exception to this rule and the reaction is set in motion by the backside attack of the nucleophile. The organic layer was dried with anhydrous sodium sulfate. not connect the The theoretical yield of the reaction was 1.54 g, The % yield was calculated and found to be 39.81%.

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