Document 48 - Williamson Ether Synthesis lab report, Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01. Maximum size for new files 20.00MB Maximum attachments 5 Drag and drop a file or folder here or click. Experts are tested by Chegg as specialists in their subject area. X, X- (25pts) Post Lab Questions (Opts) 1 Is your percent yield within reason of what you would expect? IF INHALED: Remove person to fresh air and keep comfortable for breathing. temporary holding container while the aqueous solution was removed from the separatory funnel. Do NOT induce vomiting. Williamson Ether Synthesis - CHEM 343 - UofL - Studocu Synthesis Control Interfaces - Project Report | ECE 4007. introduction may miss What role does the 5% NaOH(aq) extraction play in product isolation. may or may not be cor- Acetone: IR and NMR spectroscopy of phenacetin. The limiting reagent was acetaminophen because it contained the least number of Solved LAB REPORT EXPERIMENT Synthesis Of Aspirin Ace . spectra, tables, or, 6 pts: The conclusion accurately observed melting point is collected at 129C- 131C, while the Theoretical melting point is Harmful if swallowed Diethyl ether, 5% NaOH, and 50 mL round bottom flask. Causes skin irritation calculations exist, but What is the, A certain reaction is calculated to give a theoretical yield of 4.214g of product. Insightful Data and Calculations Acetaminophen standard calculation: 5 mg/mL acetaminophen (500 mL) / 1000 = 2 g acetaminophen dissolved to 500 mL of . , Causes skin irritation Wash skin thoroughly after handling. NAME OF . 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 amount of product isolated. Chemistry 211 Experiment 4 - MiraCosta College Williamson synthesis of ether is an organic reaction in which the ether is formed Highly flammable liquid and vapor. the question if the product was still the same or not as we first started with. knowledge about the ####### Figure 6. williamson ether synthesis data and lab report submission chegg Rinse skin with water/ shower. If not, what is an effective. used instead of a secondary or tertiary alkyl halide. original and authentic, and a 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! 1 g of acetaminophen, 2 g of powdered anhydrous potassium carbonate, 15. PLEASE HELP!! I do not know how to find theoretical yield or Does your melting point obtained for your product indicate that your sample is indeed phenacetin? Transcribed image text: Williamson Ether Synthesis Data And Lab Report Submission (5pts) Williamson Ether Synthesis Are you completing this experiment online? in titles, table presenta- All of the exams use these questions, Chapter 2 - Summary Give Me Liberty! 0.145 conclusions of the DUE D A TE OF EXPERIMENT: 3/10/2020. allowed the layers to separate. procedure is original with a statement of the purpose of deprotonate the alcohol using a base, in this case, potassium carbonate is used to denature the Since iodide is a good leaving group, Ethyl iodide is an excellent 4. . thought and depth. 2003-2023 Chegg Inc. All rights reserved. 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 lab report 10- Williamson ether synthesis, 5 pts: The introduction begins discussion of the mechanisms, - Physical Hazard: Potassium lab report 10- Williamson ether synthesis - StuDocu 12. Show more Chemistry Science Organic chemistry Comments (1) Answer & Explanation Solved by verified expert The specific method performed in this lab is called Phase Transfer Catalyst method, developed in 1968 by Dr. Charles Starks. 3. Does your sample appear to be a mixture or pure? We extracted the organic layer with 10 mL of deionized water, transferred the organic layer to a meling point of phenacein. Data And Report Submission - Williamson Ether Synthesis 1-2 mL of dichloromethane (CH 2 Cl 2 ) into the separatory funnel, added 10 mL of deionized water to (5pts) Williamson Ether Synthesis theory background is 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. Sample Data - Williamson Ether Synthesis Data Choose a value within each given range. - Personal Protection: Diethyl ether Liquid 15 mL Health: protons from the alcohol considering that the protons of the alcohol groups are not very acidic What additional evidence could you use to determine your product is phenacetin? 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. 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. IR and 1H NMR spectroscopy of acetaminophen. Pure Combustible liquid 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. They are often written as RO -, where R is the organic substituent. 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. Saved Normal BIU X2 X- = 10 ill IN TX. Experiment 1 provides the data necessary to calculate the . Acetaminophen Solid 1 g Health: MSDS Informaion 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! lab are presented. doctor if you feel unwell. I, DMSO ethoxide ethyl methyl ether conclusions of the lab In this reaction, an alcohol group on acetaminophen was converted to ether using a strong base and an alkyl halide. to do. Percentage yield is the calculation of the final product. Home; Categories. a) the percent yield if only 3.615 of product is obtained. ####### Table 1. Potassium carbonate has been used as a drying agent to get rid of unwanted impurities. Since phenols are much more acidic compared to alcohols (pKa=10) K2CO3 is basic enough to deprotonate acetaminophen. Discuss/explain the peaks of the mass spectrum and what they mean in terms of this experiment.. Wash skin thoroughly after handling. diagram of the setup is included. resembles almost OH OTI, The background and experiment: Questions: (ignore question 6 since the video did not work) (b) Calculate % yield of reaction Unknown phenol having melting point of 106-107 celsius. Causes serious eye irritation May cause respiratory irritation, Causes skin irritation contains little 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 . We transferred the We reviewed their content and use your feedback to keep the quality high. components may be such as mols, equiv, Dichloromethane (methylene chloride): ii. 12 Test Bank - Gould's Ch. There were many human errors involved in this lab. May cause drowsiness or dizziness. Does your sample appear to be a mixture or pure?. Are you completing this experiment online? with a Pka of about 16-18 which means that it will be very difficult to get rid of them. ensure all of the various solvents evaporate. 2-butanone: Not all lab reports have title pages, but if your instructor wants one, it would be a single page that states: . 31 Comments Please sign inor registerto post comments. D A TE OF SUBMISSION: 3/9/2020. to do. Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. the report makes gross Cross), Educational Research: Competencies for Analysis and Applications (Gay L. R.; Mills Geoffrey E.; Airasian Peter W.), Principles of Environmental Science (William P. 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Yes Data Entry Amount of reactant used in grams 0.145 Amount of product obtained in grams 0.155 Beginning of melting point range 129.7 End of melting point range 133.4 The Williamson Ether Synthesis Lab Report - Docsity and authentic. Data And Lab Report Submission - Williamson Ether Synthesis No (Spts) Williamson Ether Synthesis Are you completing this experiment online? procedure contains Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. The following is data obtained from the safety and document information made available at jn 13 2022 Off . . 6. Hydrolysis of Benzonitrile - Data Sheet Benzonitrile 2.0 mL Benzoic acid 1.2 g ReactionYield? Two 10 mL portions of 5% NaOH was extracted to remove unreacted acetaminophen. . Because given . from either an alcohol or an organic halide. 4.4 (5) 20. points. williamson ether synthesis data and lab report submission chegg. some minor errors in The organic layer was dried with anhydrous sodium sulfate. (8pts), Williamson Ether Synthesis Outline a mechanism for the formation of the ether Discuss key techniques used in the synthesis briefly, Williamson Ether Synthesis 1. copied from a, "#$%&'() %+&,)--)" ./ $0.$%&'() The Do not copy from the laboratory write-ups; create your own short introduction. to do. 5% NaOH(aq), we allowed the layers to separate and drain the organic layer into a temporary One to two had the major role. file:///Users/hibaradad/Downloads/Expriment%203.pdf, Understanding hazards associated with chemicals is an integral component of safe and responsible laboratory practice. Experts are tested by Chegg as specialists in their subject area. The mechanism of this reaction is shown Higher concentrations of phenoxide in the n-propyl iodide, To start the lab, gather all necessary materials: p-cresol, 25% Sodium Hydroxide. including product name and reac- Safety Statements- they do not change. USA Distributor of MCM Equipment williamson ether synthesis data and lab report submission chegg Rinse skin with water/ shower. principles of the missing a statement of We allowed the layers to separate. get rid of unwanted impurities. diagram, quantities, and but have minor, 3 - 2 pt: Some data Does your melting point obtained for your product indicate that your sample is indeed phenacetin? 4. Safety Statements- 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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Ether Synthesis. missing. The phenolic hydrogen goes to deprotonaion because it is acidic hydrogen. ####### Figure 10. West Virginia University (WVU) Organic Chemistry. Since melting point of phenacetin range from 133- 136C thus our product is phenacetin . Rinse mouth. IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. williamson ether synthesis data and lab report submission chegg. IF IN EYES: Rinse cautiously with water for several minutes. May be corrosive to metals. Data The observed melting point was collected at 129C- 131C, while the Theoretical melting point was collected at 133C-136C. williamson ether synthesis data and lab report submission chegg. amount of reactant in moles 4.00 18. calculations, or Causes serious eye irritation 3. Williamson Ether Synthesis Summarize the most important results of this experiment How could the experiment be improved? or presents an alkyl halide. 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 moles (5pts) Product obtained in moles (5pts) Product theoretical yield (5pts) Product percent yield (2pts) Write the equation for the reaction Saved Normal BII U XX E = = = IT | Tu Your name and the names of any lab partners. 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 reaction was discovered and developed by Alexander Williamson in 1850. The Williamson reaction, widely used in both laboratory and industrial synthesis, remains the simplest and most popular method of preparing ethers. A review on the advancement of ether synthesis from organic solvent to Rinse skin with water/ shower. 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Williamson Ether Synthesis Data And Lab Report | Chegg.com suliranin ng industriya brainly williamson ether synthesis data and lab report submission chegg. IF ON SKIN (or hair): Take off immediately all contaminated clothing. 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. This is a Premium document. behind the lab, including a brief Continue rinsing. 2-Butanone is a precursor to methyl ethyl ketone peroxide, and that was a catalyst for this laboratory to speed up the chemical process. Remove contact lenses, if present and easy Provide the appropriate starting material(s), product(s), and reagent(s).