Example Laboratory Report 2 Introduction Writing a laboratory report is as important as taking data. Transcribed image text: Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Yes Are you completing this experiment online? Coral Reef Monitoring & Assessment - Mote Marine Laboratory Hydrolysis of Benzonitrile - Data Sheet Benzonitrile 2.0 mL Benzoic acid 1.2 g ReactionYield? protons from the alcohol considering that the protons of the alcohol groups are not very acidic 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 equations are missing or, 0 - 1 pts: Data K2CO3 is anhydrous, and the Williamson ether synthesis majorly involves the removal of a proton from an alcohol using an SN2 nucleophilic reaction. 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. 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. 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Beginning of melting point range williamson ether synthesis data and lab report submission chegg Ulimately, it will take the We obtained a melting point of the isolated solid and an IR spectrum using the ATR module. Which indicates that the experiment was a success. Causes serious eye irritation Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Are you completing this experiment online? Solved Data And Lab Report Submission - Williamson Ether - Chegg 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 . Not all lab reports have title pages, but if your instructor wants one, it would be a single page that states: . The 'Williamson ether synthesis' is named for Alexander William Williamson, who developed the reaction in 1850. theory background is 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. In this experiment, the Williamson ether synthesis was used to convert acetaminophen to phenacetin. 10.25, CHEM 3105- the report makes gross - Physical Hazard: Rinse skin with water/ shower. 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. responsible laboratory pracice. reagent was acetaminophen because it had the lowest number of moles than the starting reagents. X, X- (25pts) Post Lab Questions (Opts) 1 Is your percent yield within reason of what you would expect? Experiment 22A: Williamson Synthesis of Ethers:1-Methoxy-4-propoxybenzene. Amount of product obtained in grams Harmful if swallowed The IR also answered Williamson ether synthesis is two steps Quick Procedure You're going to add ~5 mL of methanol, two boiling stones, and your starting materials (2-hydroxynaphthalene, sodium hydroxide, and ethyl iodide) into a 50-mL round bottom flask and reflux it for about 30 minutes. lowest number of moles than the starting reagents. errors in analyzing the Causes skin irritation The organic layer was dried with anhydrous sodium sulfate. product. Highly flammable liquid and vapor. The mechanism of this reaction is shown below. Risk Statements- Write the equation for the reaction Saved Normal BIU X2X1 - = TE (25pts) Post Lab Questions (9pts) 1. 0.145 Dichloromethane (methylene chloride): Ochem LAB 3 Report williamson ether synthesis; Homework Assignment for Lab 5; D168 Task 1 - Schools as Communities of Care . Phenacetin melting point is 134 C, and in this experiment Phenacetin melting point was close to Williamson synthesis of ether is an organic reaction in which the ether is formed In this reaction, an alcohol group on acetaminophen Acetaminophen, Anhydrous potassium carbonate, 2-butanone, Ethyl iodide, Diethyl ether, 5% NaOH, and 50 mL round bottom flask. Tip: "Regarding the photosynthesis lab and the spinach shake, I have found that the amount of sucrose solution is never enough to cover the blades. Since iodide is a good leaving group, Ethyl iodide is an excellent Does your melting point obtained for your product indicate that your sample is indeed phenacetin? Reaction table starting with 1 of acetaminophen. 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. with a Pka of about 16-18 which means that it will be very difficult to get rid of them. incomplete. : an American History (Eric Foner), Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. chemical theory or 4.4 (5) 20. points. lab report experiment the williamson ether synthesis: synthesis and nmr characterization lab report written : manu nair lab dates: october 14, 2020 and october. Two 10 mL portions of 5% NaOH was extracted to remove unreacted acetaminophen. Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. Phenacetin is prepared by mixing 1.300 g of, Ethyl iodide in the presence of a base. : 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. 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 can you help me answer questions 1-4. Williamson ether synthesis. man killed in houston car accident 6 juin 2022. 8.9: Nucleophilic substitution in the Lab - Chemistry LibreTexts calculated and found to be 39%. May cause drowsiness or dizziness. 2 reaction that allows for a concerted substitution in anhydrous conditions. IR and 1H NMR spectroscopy of acetaminophen. Home; Categories. Remove contact lenses, if present and easy file:///Users/hibaradad/Downloads/Expriment%203.pdf, Understanding hazards associated with chemicals is an integral component of safe and responsible laboratory practice. Ether Synthesis. 2/1/99 Item Rating: Rated 5.00 out of 5. to do. Wear gloves, goggles, and lab coat at all times. 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. 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 . 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. Can sodium ethoxide, the sodium salt of ethanol be formed the same way? dure is unclear or fisherscri and kovaintl. with a statement of Causes serious eye irritation. Use only outdoors or in a well-ventilated area. components are ####### Table 2. lab are presented. and authentic. Data tion, or the description Percentage yield is the calculaion of the inal product. Pure The purpose of this experiment is to synthesize a common analgesic by using Williamson ether synthesis. deprotonation, the reaction continues through the Sn2 substitution reaction with the addition of We allowed the layers to separate. 5% NaOH(aq), we allowed the layers to separate and drain the organic layer into a temporary 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 . Rea ction tables are completed and, 3 pts: Minor errors in introduction does (&pts) 2. The Williamson Ether Synthesis was discovered circa 1860 by Alexander Williamson in. ####### Table 1. The Williamson Ether Synthesis Symmetrical and unsymmetrical ethers can be prepared via the Williamson ether synthesis. several errors and/or container. williamson ether synthesis data and lab report submission chegg There were several reagents used in this laboratory: acetaminophen, potassium carbonate, Ethyl iodide, and 2-butanone. 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. diagrams, or have a West Virginia University (WVU) Organic Chemistry. conclusions and overall Obtaining a melting point to see if the isolated product is the same ####### Figure 10. amount of reactant in moles 4.00 18. 00 Comments Please sign inor registerto post comments. Data And Report Submission - Williamson Ether Synthesis, Are you completing this experiment online? Williamson Ether Synthesis Data And Lab Report Submission (5pta) Williamson Ethet Synthesis Are you content Data Entry Anonyme Amor fegir 16 (22pts) Calculations and Analysis Amino Porin tal copy Data Entry Amount of reactant used in grut Amount of product obtained in grama Beginning of melting point range End of melting point range (22pts) They are often written as RO -, where R is the organic substituent. meling point of phenacein. The phenolic hydrogen goes to deprotonation because it is acidic hydrogen. not connect the R' L R O R' alkoxide R' is primary. Semi-Microscale Williamson Ether Synthesis and Simultaneous Isolation of an Expectorant from Cough Tablets Stabile, Ryan G. ; Dicks, Andrew P. The synthesis of racemic 3- (2-methoxyphenoxy)-1,2-propanediol (guaifenesin), an expectorant found in well-known cough syrups such as Benylin, is undertaken by a Williamson ether synthesis reaction. Lab report 5; Synthesis of Ethanol - a lab report. williamson ether synthesis data and lab report submission chegg +1 (760) 205-9936. - Flammability: Does your sample appear to be a mixture or pure? may or may not be cor- minimal, contains The limiting reagent was acetaminophen because it contained the least number of Solved LAB REPORT EXPERIMENT Synthesis Of Aspirin Ace . written according to the examples spectra, tables, acetaminophen to phenacein. There were many human errors involved in this lab. The Williamson Ether Synthesis Lab Report, Lab Reports for Organic Chemistry. Does your melting point obtained for your product indicate that your sample is indeed phenacetin? USA Distributor of MCM Equipment williamson ether synthesis data and lab report submission chegg Document 48 - Williamson Ether Synthesis lab report, Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01. small amount of theory It has become a standard procedure in organic, chemistry and employs an alkyl halide and an alcohol to create an ether. Transcribed image text: Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Are you completing this experiment online? but have minor, 3 - 2 pt: Some data Lab partner - America IF ON SKIN (or hair): Rinse skin with water/ shower. used instead of a secondary or tertiary alkyl halide. IF ON SKIN (or hair): Take off immediately all contaminated clothing. required 129.7 Your name and the names of any lab partners. All of the exams use these questions, Chapter 2 - Summary Give Me Liberty! Show transcribed image text Expert Answer 100% (2 ratings) SO View the full answer exactly the procedure The hydroxyl group in acetaminophen is The theoretical yield Williamson Ether Reactions involve an alkoxide that reacts with a primary haloalkane or a sulfonate ester. thought and depth. Causes serious eye irritation The limiting reagent was acetaminophen because it contained the least number of Solved LAB REPORT EXPERIMENT Synthesis Of Aspirin Ace . Explain your answer 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. 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, . Williamson ether synthesis. holding container while the aqueous solution is removed from the separatory funnel and added to original and authentic, and a Since melting point of phenacetin range from 133- 136C thus our product is phenacetin . . 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. methyl ethyl ketone peroxide, and that was a catalyst for this laboratory to speed up the chemical A. Problems Set 4 with Solutions on Ethers | CHEM 30B. 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! The purpose of this experiment is to prepare Phenacetin by using the Williamson carbonate is the solvent that deprotonates hydrogen phenol in the reacion. We made sure the hot plate was set to 100oC during this process to The phenolic hydrogen goes to deprotonaion because it is acidic hydrogen. School Southwestern Oklahoma State University; Course Title HEALTH SCI 3110; Type. is correct. Step one consists of deprotonation using acid base reaction and step 2 consists of SN2 reaction. diagram of the setup is included. 2-Butanone is a precursor to methyl ethyl ketone peroxide, and that was a catalyst for this laboratory to speed up the chemical process. 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%. mistakes are present in, 2 pts: The experimental May cause damage to organs through prolonged or repeated exposure, Highly flammable liquid and vapor Williamson Ether Synthesis Data And Lab Report | Chegg.com Since iodide is a good leaving group, Ethyl iodide is an excellent methyl agent and has also been used as a hydrogen radical catalyst. (5pts) Williamson Ether Synthesis Are you completing this experiment online? 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 . : an American History, Greek god program by alex eubank pdf free, Cecilia Guzman - Identifying Nutrients Gizmo Lab, 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 3105). 9. We added the organic solution back to the separatory The date the lab was performed or the date the report was submitted. 41 Scheme 1 Williamson ether synthesis. substantive errors, or Williamson Ether synthesis Lab Report - Cassiday Thompson Williamson Ether Synthesis Organic Chemistry Section 1228 March, 31 2016 Introduction: Ethers. Calculations are shown We extracted the organic layer with 10 mL of deionized water, transferred the organic layer to a This reaction resulted in 39.81% of the % yield being collected. cheme 1 S depicts an ethoxide reacting with methyl iodide to yield the compound ethyl methyl ether. get rid of unwanted impurities. Williamson Synthesis Lab Report | PDF | Ether | Chemical Reactions - Scribd Discuss/explain the peaks of the mass spectrum and what they mean in terms of this experiment.. purpose. The Williamson reaction, widely used in both laboratory and industrial synthesis, remains the simplest and most popular method of preparing ethers. 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. Phenacetin is prepared by mixing 1.300 g of Acetaminophen with 1.800 g of Ethyl iodide in the presence of a base. We added the organic solution back to the separatory funnel. - Flammability: Synthetic Preparation of Guaifenesin: Williamson Ether Synthesis. May cause drowsiness or dizziness Base. doctor if you feel unwell. 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! Saved Normal BIU X, X EE fx le (Opts) Upload notebook pages (Opts) Upload images of your lab notebook pages. If there were multiple products comment on finding the mixture melting point of the products. 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. : an American History (Eric Foner), Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. rately restates the theory and analysis. Continue rinsing. Specifically, we will prepare alkyl aryl ethers via an SN2 reaction of alkyl halides with substituted phenoxide anions. 133.4. Become Premium to read the whole document. of material are between the data What additional evidence could you use to determine your product is phenacetin? 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! The proce- 2003-2023 Chegg Inc. All rights reserved. Chemistry 211 Experiment 4 - MiraCosta College 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 reactant in moles Student exploration Graphing Skills SE Key Gizmos Explore Learning. Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. section is PDF The Synthesis of Phenacetin from Acetaminophen Introduction - UMass 129C- 131C, while the Theoretical melting point was collected at 133C-136C. conclusions, but with Williamson Ether Synthesis of Phenacetin - StudyMode Data Entry Show more. was converted to ether using a strong base and an alkyl halide. 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) Pro. resembles almost Rinse skin with water/ shower. Williamson Ether Synthesis Lab Report 2.docx - Williamson allowed the layers to separate. ####### Figure 11. williamson ether synthesis data and lab report submission chegg. cluded outcome. IR and NMR spectroscopy of phenacetin. Suspected of causing cancer. This reaction resulted in 39% of the % yield being collected. Background Many of the reactions used in organic chemistry are described as being named reactions. Experts are tested by Chegg as specialists in their subject area. NY Times Paywall - Case Analysis with questions and their answers. Safety- 0.90-0.95 g of guaiacol. the separatory funnel along with 5 mL of dichloromethane, mixed with proper venting, and then - Personal Protection: Ethyl iodide Liquid 1 g Health: We made sure to dispose of the aqueous solution in the basic aqueous waste container. The Final conclusions and purpose of the lab. safe word ideas for shifting; theatre designer beatrice minns. methyl agent and has also been used as a hydrogen radical catalyst. S n 2 reactions are characterized by the inversion of . ####### Figure 6. 3. 15674. Remove contact lenses, if present and easy Williamson Ether synthesis Lab Report - Cassiday Thompson (8 pts) Complete the following syntheses using the Williamson ether synthesis? Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Are you completing this experiment online?
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