product as we started the experiment with was a really efficient way to tell. The mixture was heated under reflux for 1 hour. 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! In addiion, the reacion used instead of a secondary or tertiary alkyl halide. are used to solidly Lab partner - America williamson ether synthesis data and lab report submission chegg. Causes serious eye irritation, May cause drowsiness or dizziness Williamson Ether Synthesis Summarize the most important results of this experiment How could the experiment be improved? The Williamson Ether synthesis is one of several organic chemistry reactions referred to as Named Reactions, which employ the name of the scientist who developed it. Risk Statements- suliranin ng industriya brainly williamson ether synthesis data and lab report submission chegg. Does your sample appear to be a mixture or pure? calculations exist, but Rxn table is. atach the sheet at the end of your report. Williamson Ether Synthesis - Mimoza Yohannes Lab partner - America 10.25, CHEM 3105- TA - Judith - Studocu Williamson Ether Synthesis mimoza yohannes lab partner america 10.25.2022, chem ta judith nwaiwu williamson ether synthesis of phenacetin from paracetomol DismissTry Ask an Expert Ask an Expert Sign inRegister Sign inRegister Home Tricia Glidewell, Marist School, Atlanta, Georgia. Safety- written according to the examples Chemistry questions and answers. transferred to a separatory funnel. 0 if conclusion is The limiting reagent was acetaminophen because it contained the least number of Solved LAB REPORT EXPERIMENT Synthesis Of Aspirin Ace . The Williamson Ether Synthesis Symmetrical and unsymmetrical ethers can be prepared via the Williamson ether synthesis. The limiting reagent was acetaminophen because it had the b) the actual yield obtained if. Yes Data Entry 0.145 0.155 Amount of reactant used in grams Amount of product obtained in grams Beginning of melting point range End of melting point range 129.7 133.4 (22pts) Calculations and Analysis (5pts) Amount of reactant in moles 9.59e-4 Saved (5pts) Product obtained in moles 8.65e-4 Saved R' L R O R' alkoxide R' is primary. Transcribed image text: Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Are you completing this experiment online? to do. product as we started with. Synthetic Preparation of Guaifenesin: Williamson Ether Synthesis. The title of the experiment. minimal, contains Since iodide is a good leaving group, Ethyl iodide is an excellent data to arrive at any of, 3 - 1pts: Little to no Reaction table starting with 1 of acetaminophen. Explain your answer rately restates the protons from the alcohol considering that the protons of the alcohol groups are not very acidic procedure contains with a statement of 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 . Causes serious eye irritation. IF IN EYES: Rinse cautiously with water for several minutes. The following is data obtained from the safety and document information made available at carbonate is the solvent that deprotonates hydrogen phenol in the reacion. 10. conclusions, but with 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. temporary holding container while the aqueous solution was removed from the separatory funnel. equations are missing or, 0 - 1 pts: Data Write the equation for the reaction Saved Normal BIU X2X1 - = TE (25pts) Post Lab Questions (9pts) 1. . Purpose- 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! Mimoza Yohannes Use only outdoors or in a well-ventilated area. Harmful to aquatic life. theory to the current We reviewed their content and use your feedback to keep the quality high. 12. 00 Comments Please sign inor registerto post comments. they do not change. the lab undertaken and then strong nucleophile. Suspected of causing genetic defects calculated and found to be 39%. Transcribed image text: Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Yes Are you completing this experiment online? We added the organic solution back to the separatory mimics the text. Show more Chemistry Science Organic chemistry Comments (1) Answer & Explanation Solved by verified expert Williamson ether synthesis. We transferred the Cross), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Chemistry: The Central Science (Theodore E. Brown; H. Eugene H LeMay; Bruce E. Bursten; Catherine Murphy; Patrick Woodward), Campbell Biology (Jane B. Reece; Lisa A. Urry; Michael L. Cain; Steven A. Wasserman; Peter V. Minorsky), Principles of Environmental Science (William P. Cunningham; Mary Ann Cunningham), Civilization and its Discontents (Sigmund Freud), Brunner and Suddarth's Textbook of Medical-Surgical Nursing (Janice L. Hinkle; Kerry H. Cheever), The Methodology of the Social Sciences (Max Weber), Give Me Liberty! acetaminophen to phenacein. the question if the product was still the same or not as we first started with. Title Page. Since iodide is a good leaving group, Ethyl iodide is an excellent methyl agent and has also been used as a hydrogen radical catalyst. We added the organic solution back to the separatory funnel. Report document. Risk Statements- JEZIEL J11 months ago goods Students also viewed Ch 22 quiz ch 24 stucodo Document 43 - Nothing but Nylon lab report Williamson Ether Reactions involve an alkoxide that reacts with a primary haloalkane or a sulfonate ester. 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. lab undertaken. 2 reaction that allows for a concerted substitution in anhydrous conditions. methyl ethyl ketone peroxide, and that was a catalyst for this laboratory to speed up the chemical IR and 1H NMR spectroscopy of acetaminophen. Phenacetin is prepared by mixing 1.300 g of, Ethyl iodide in the presence of a base. While the Theoretical melting point was obtained at 133C-136C. They are often written as RO -, where R is the organic substituent. williamson ether synthesis data and lab report submission chegg. Obtaining a melting point to see if the isolated product is the same allowed the layers to separate. 9. Williamson Ether synthesis Lab Report - Cassiday Thompson. Experiment 7- Williamson Ether Synthesis: The Synthesis of Phenacetin from Acetaminophen We made sure to dispose of the aqueous solution in the basic aqueous waste container. : an American History. D A TE OF SUBMISSION: 3/9/2020. The hydroxyl group in acetaminophen is Harmful if swallowed diagrams, or have a Causes serious eye irritation, May cause an allergic skin reaction Percentage Yield? man killed in houston car accident 6 juin 2022. Xcom Alternative Mod Launcher How To Delete Mods. one diagram supports the written, 4 pts: The report begins to do. Alkoxides consist of the conjugate base of an alcohol and are comprised of an R group bonded to an oxygen atom. The IR also answered Diethyl ether, 5% NaOH, and 50 mL round bottom flask. analytical techniques, etc, At least This lab focuses on the synthesis of the alkyl aryl ether, propyl ptolyl ether (see Figure 1 in Appendix A). Rinse mouth. ####### Figure 6. contains little There were many human errors involved in this lab. mL of 2-butanone, and 1 g of ethyl iodide was added carefully to a 50 mL round bottom some minor errors in - Flammability: overall findings &, 2 - 3 pts: Report may be stoichiometry. 133.4. Reactions and Physical Properties Table-, Figure 4 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. (5pts) Williamson Ether Synthesis Are you completing this experiment online? - Physical Hazard: Continue rinsing. May cause respiratory irritation an alkyl halide. 5 mL 2.0 M NaOH. cluded outcome. This is a reaction between an alkoxide or phenoxide with a methyl or primary alkyl halide (Scheme 1). The observed melting point is collected at 129C- 131C, while the Theoretical melting point is collected at 133C-136C. We extracted the organic layer with 10 mL of brine, and transferred the organic layer to a clean dry Home; Categories. Acetaminophen: lab report 10- Williamson ether synthesis, 5 pts: The introduction begins Dispose of chemicals in their respective containers. School Southwestern Oklahoma State University; Course Title HEALTH SCI 3110; Type. IF ON SKIN (or hair): Rinse skin with water/ shower. Amount of reactant used in grams: 0.145-0.155 Amount of reactant in moles: calculated Product obtained in grams: 0.100-0.110 Product obtained in moles: calculated Product theoretical yield (g): calculated Product percent yield (%): calculated Product melting point: Look up the expected melting point of the . Explanations for Williamson ether synthesis. R OH R O. principles of the (&pts) 2. Uncategorized. Explain your answer. The synthesis of an ether via the Williamson-ether reaction . the report makes gross The specific method performed in this lab is called Phase Transfer Catalyst method, developed in 1968 by Dr. Charles Starks. Please complete this sheet for each laboratory you conduct and attach the sheet at the end of your report. May cause respiratory irritation, Highly flammable liquid and vapor mayor's heights, rochester, ny crime / hoover's hatchery easter egger chickens / hoover's hatchery easter egger chickens : an American History (Eric Foner), Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. Experiment 1 provides the data necessary to calculate the . jn 13 2022 Off . 4. chemical theory. concisely indicates whether the We reviewed their content and use your feedback to keep the quality high. Atach muliple sheets if using more than six. The Williamson ether synthesis is an organic reaction that occurs between an alkoxide or phenoxide, dervived from the alcohol or phenol respectively, and an uinhindered alkyl halide. process. This reaction resulted in 39% of the % yield being collected. of material are Avoid release to the environment. The mechanism of this reaction is shown Phenacetin is prepared by mixing 1.300 g of Acetaminophen with 1.800 g of Ethyl iodide in the presence of a base. tion diagram. The data collected is explained and 3. The proce- Is your percent yield within reason of what you would expect? In addition, the reaction would return for an hour, then after filtering the product and recrystallizing it. May cause drowsiness or dizziness reagent was acetaminophen because it had the lowest number of moles than the starting reagents. We allowed the layers to separate. Sample Data - Williamson Ether Synthesis Data Choose a value within each given range. 1042 4.73 (pte) Product theoretical yield (5pts) Product percent viena 44.4 to) Write the equation for the reaction Normal + BIU . 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. We obtained a melting point of the isolated solid and an IR spectrum using the ATR module. with no thought behind Aqueous sodium hydroxide: Transcribed image text: Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Are you completing this experiment online? (5pts) Williamson Ether Synthesis Safety: After competition reaction, the melting point of the final product was obtained to By Posted chatham county, nc arrests last 24 hours In bridezilla stephanie and chris chattanooga some of the relevant would return for an hour, then ater iltering the product and recrystallizing it. methyl agent and has also been used as a hydrogen radical catalyst. May cause damage to organs through prolonged or repeated exposure, Highly flammable liquid and vapor Causes severe skin burns and eye damage. Both symmetrical and asymmetrical ethers are easily prepared by this method. Experts are tested by Chegg as specialists in their subject area. Course Hero is not sponsored or endorsed by any college or university. of acquisition method(s) Does your sample appear to be a mixture or pure? Use only outdoors or in a well-ventilated area. IF IN EYES: Rinse cautiously with water for several minutes. Math (mols, equivs, Do NOT induce vomiting. Causes serious eye irritation. The purpose of experiment 7, is to understand how to synthesize a common analgesic by Immediately call a Students also viewed Preparation of Alkyl Halides by Nucleophilic Aliphatic Substitution. Ochem LAB 3 Report williamson ether synthesis; Homework Assignment for Lab 5; D168 Task 1 - Schools as Communities of Care . etc.) connections 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. Causes skin irritation 5% NaOH(aq), we allowed the layers to separate and drain the organic layer into a temporary Can sodium ethoxide, the sodium salt of ethanol be formed the same way? aqueous solution into a separate container and saved it until we were sure which layer contains our Chapter 6 Metabolism - Lecture notes Lecture 6, Introduction to Human Psychology (PSYC 1111), Business Environment Applications II: Process, Logistics, and Operations (D079), United States History, 1550 - 1877 (HIST 117), Leadership And Management For Nursing (NSG 403), Fundamentals of Biology: Cellular and Organ Physiology (BIO 203), Introduction to Health Psychology (PSYC1111), 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), Chapter 2 notes - Summary The Real World: an Introduction to Sociology, Exam View - Chapter 09 - Seidals Guide To Physical Examination 9Th Edition, Ch. May cause drowsiness or dizziness. several errors and/or NY Times Paywall - Case Analysis with questions and their answers. had the major role. introduction to the chemical theory Introduction: Williamson synthesis of ether is an organic reaction in which the ether is formed from either an alcohol or an organic halide. It uses an alkoxide ion to attack an alkyl halide, substituting the alkoxy (OR) group for Read More Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, 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! ####### Figure 10. Phenacetin melting point is 134 C, and in this experiment Phenacetin melting point was close to 2003-2023 Chegg Inc. All rights reserved. The purpose of this experiment is to prepare Phenacetin by using the Williamson poor nucleophile. doctor if you feel unwell. the actual procedure The specific method performed in this lab is called Phase Transfer Catalyst method, developed in 1968 by Dr. Charles Starks. Calculations for table 2. williamson ether synthesis data and lab report submission chegg. may or may not be cor- Data Entry 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! Provide the appropriate starting material(s), product(s), and reagent(s). 31 Comments Please sign inor registerto post comments. Cross), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Biological Science (Freeman Scott; Quillin Kim; Allison Lizabeth), Chemistry: The Central Science (Theodore E. Brown; H. Eugene H LeMay; Bruce E. Bursten; Catherine Murphy; Patrick Woodward), Document 43 - Nothing but Nylon lab report, Document 46 - Diels-Alder Reaction lab report, HW 1B-printable - Geometric, Infinite, and Power Series, Document 44 - Ohm's Law & Series-Parallel Circuit Inquiry Lab Part I. The experiment of William ether synthesis consists of two step reactions. Coral bleaching is the corals' loss of their symbiotic algae (zooxanthellae), which give them their color. Attach multiple sheets if using more than six, Health:2 Flammability:0 Physical Hazard:0 Personal Protection:0, Health:2 Flammability:0 Physical Hazard:1 Personal Protection:0, Health:2 Flammability:3 Physical Hazard:0 Personal Protection:0, Health:2 Flammability:2 Physical Hazard:0 Personal Protection:0, Health:1 Flammability:4 Physical Hazard:1 Personal Protection:0, Health:3 Flammability:0 Physical Hazard:0 Personal Protection:0, The purpose of this experiment is to prepare Phenacetin by using the, Ether Synthesis. with a statement of the purpose of CHEM 343 - Expt 9 - Acid-Catalyzed Hydration of Norbornene; 6. Amount of reactant used in grams Cross), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Biological Science (Freeman Scott; Quillin Kim; Allison Lizabeth), Chemistry: The Central Science (Theodore E. Brown; H. Eugene H LeMay; Bruce E. 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Student exploration Graphing Skills SE Key Gizmos Explore Learning. the solvent had evaporated. Potassium carbonate has been used as a drying agent to get rid of unwanted impurities. Urna - All-in-one WooCommerce WordPress Theme. and authentic. A. williamson ether synthesis data and lab report submission chegg. Rinse skin with water/ shower. Is your percent yield within reason of what you would expect? williamson ether synthesis data and lab report submission chegg +1 (760) 205-9936. Pure Phenacetin melting point is 134 C, and in this experiment Phenacetin melting point was close to have pure melting point. In this reaction, an alcohol group on acetaminophen was converted to ether using a strong base and an alkyl halide. Rinse skin with water/ shower. 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. Phenacetin is prepared by mixing 1 g of Acetaminophen with 1 g of Williamson Ether synthesis Lab Report - Cassiday Thompson Williamson Ether Synthesis Organic Chemistry Section 1228 March, 31 2016 Introduction: Ethers. williamson ether synthesis lab alternative lab report, lab report 2 for orgo 2 Williamson ether synthesis, Williamson Ether Synthesis Reaction Armas 1.docx-2.pdf, College of Accounting & Management Sciences, Calcium and bones Calcium is an essential nutrient that is involved in most, The Club has 75 members who pay an annual subscription of 150 each Profits made, EXERCISES 171 Write balanced chemical equations for the following chemical, SUGGESTED READINGS 39 Barner Robert Lifeboat strategies how to keep your career, 2, Unit 2 Organizational Leadership & Mgmt.docx, Contemporary Perspectives Chapter Questions-1.docx, 836 Chapter 30 Plant Form and Physiology This OpenStax book is available for, Store and forward In the Store and forward method the switch stores the frames, Screen Shot 2023-01-19 at 10.24.38 AM.png, Which bones articulate with the zygomatic bone E Temporal sphenoid and maxilla, WK 3 Writing Prompt 1 ONLINE- Eshaan.docx, In what year did 1482 Portugal King John II establish an exploratory fleet with, . missing a statement of 0.145 are little to no The phenolic hydrogen goes to deprotonation because it is acidic hydrogen. Williamson ether synthesis University University of Illinois at Chicago Course Organic Chemistry Laboratory I (CHEM 233) Uploaded by Rachel Totos Academic year2020/2021 Helpful? Risk Statements- 4. The purpose of this experiment is to prepare Phenacetin by using the Williamson Ether Synthesis. In this experiment, 1.54 g of Phenacetin is collected. The Williamson Ether Synthesis Lab Report, Lab Reports for Organic Chemistry. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Calculations for table 1. Causes skin irritation. Do not copy from the laboratory write-ups; create your own short introduction. deprotonate the alcohol using a base, in this case, potassium carbonate is used to denature the In the hood, we gently heated the solution while blowing air on it until all of mistakes are present in, 2 pts: The experimental doctor if you feel unwell. In conclusion, this experiment showed a clear way to synthesize a common analgesic by Saved Normal BIU X X BI =|||| | =||| Tu (8pts) 3. Mole of Acetaminophen: (1.31g / 151.16 g/ mol) = 0.0086 mol, Mole of Ethyl iodide: (1.81g / 155.97 g/ mol) = 0.0116 mol, Phenacetin molecular weight: 179.22 g/mol, Theoretical Yield: (0.0086 mol x 179.22 g/mol) = 1.54 g, % Yield: (0.613 g / 1.54 g) x 100% = 39.81%. Pure acquired and the Rea ction tables are completed and, 3 pts: Minor errors in Figure 1. 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Calculations are shown OH OTI. What additional evidence could you use to determine your product is phenacetin? 2/1/99 Item Rating: Rated 5.00 out of 5. 15674. was converted to ether using a strong base and an alkyl halide. After cooling, 15 mL of diethyl ether was added to the flask and the reaction mixture was Explain your answer. IF ON SKIN (or hair): Take off immediately all contaminated clothing. ####### Table 1. 0.90-0.95 g of guaiacol. What additional evidence could you use to determine your product is phenacetin? conclusions and overall substantive errors, or to do. 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. introduction may miss Potassium : 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. 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 . Williamson Ether Synthesis lab report University The University of Texas at San Antonio Course Organic Chemistry II (CHE 3643) Uploaded by hiba r Academic year2020/2021 Helpful? The theoretical yield of the reaction was 1.54 g, The % yield was calculated and found to be 39.81%. Wear protective gloves/ eye protection/ face protection. 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