Analysis of aspirin lab report. Dominique Linkins Kevin Cheah Organic II Lab 2 November 2020 Aspirin Lab Report Introduction Aspirin is one of the world’s oldest drugs and it can be traced back to ancient Greece and Rome. 5) Transfer the solution to a 250 mL volumetric flask (use DI water to ensure a complete Three samples were used in this experiment; 99% acetylsalicylic acid bought from sigma Aldrich (sample 1) which will be used as the control, sample 2 was Kyles’s aspirin tablet and sample 3 was Wendy’s aspirin tablet. docx from CHEM 112 at Camden Cou CHEM 1154 lab manual Spectrophotometric determination of Fe2. 1 Aspirin synthesis: chemical reaction involving salicylic acid and acetic anhydride as reactants and aspirin and acetic acid as products. 1 M) by titration with hydrochloric acid (HCl). 0 M NaOH. Introduction Aspirin is a compound that is used every day in modern day life. Zero order and ratio absorption spectra were employed in three simple and Lab report for Chem 111 spectrophotometric analysis of aspirin megan alagna and veronica, november 19, 2019, chemistry dr. Aspirin is a nonsteroidal anti-inflammatory drug which can be used as a pain killer. 0235 – 9. Nome Dosk No. 0 mL of acetic anhydride (density = 1. Solutions of pure aspirin and salicylic acid were made in place of crude sample using the above step. To overcome this problem, a known excess amount of base is added to the sample solution and an HCl titration is carried out to determine the amount of unreacted base. Class 12 Cbse Chemistry project. 1% of the product was impure. Theoretical mass aspirin 3. docx), PDF File (. Students use a UV-Vis spectrometer to determine the mass of acetylsalicylic acid (ASA) in a single aspirin tablet and compare the results to the ASA content stated on the aspirin bottle. Aspirin (C 9 H 8 O 4 ), is also known as acetylsalicylic acid (HASA) and is found in tree bark but can also be synthesized in a laboratory. practice the art of chemical synthesis) and to apply the previously learned techniques of recrystallisation, and melting point determination to confirm the synthesis and assess purity. Each of the four levels take approximately 30 minutes to complete and are designed to be used as pre-lab activities in class or as homework. 1 ) 11. N o. In this experiment you will be synthesising and purifying two common analgesics (painkillers), week 1 : acetaminophen and week 2 : aspirin (i. Just from personal experience, I know that this is what aspirin looks like. To do this, set up a ring stand with a clamp. Aspirin, the ubiquitous pain reliever, goes by the chemical name acetylsalicylic acid. Abstract: A variety of standard solutions of acetylsalicylic acid were produced for the following experiment (An experimental product solution, a standard aspirin solution and four diluted aspirin standard solutions). Objectives: The objectives of this lab were to synthesize aspirin, to purify the products of via recrystallization, and to determine the purity of the found crude and recrystallized products. C8H803+2OH+2H30+ +(CH3CO)2O 3H20+ CH3COOH+ Aspirin 4) 180. Concentration of the salicylic acid in your standard solution in mol/L. Rainsford 2004-10-28 Reviewing over a century of aspirin research and use, Aspirin and Related Drugs provides a comprehensive source of information on the history, chemistry, absorption in the body, therapeutic effects, toxicology, elimination, and future uses of aspirin. 95). The mechanism for this synthesis provides examples of three major classes of chemical reactions: hydrolysis, condensation, and proton transfer. Determining the mass or concentration in Aspirin was important not only in the field of chemistry and pharmacology, but also in this way we could assess if the drug were made under pharmaceutical manufactures’ stipulation. The percent yield indicates that our synthesis was a success but the yield is low and indicates that some of the aspirin was lost during synthesis. 25ml of ethyl alcohol was added to the flask and the flask was swirled to dissolve the aspirin. The goal of this experiment is to apply the theories proposed by Lewis and Brønstead- Lowry in assessing the quantity of acetylsalicylic acid contained in the samples. It has the ability to reduce fever (an antipyretic), to reduce pain (an analgesic), and to reduce swelling, soreness, and redness (an anti-inflammatory agent). Creaion and Analysis of Aspirin Lab. Place this in an envelope and print your name on it. 239 0331 0. 501 g. Also record the absorbance of your unknown. 3) Add 10 mL of 1. BACKGROUND. Then, we changed the concentration range use the NaOH you standardized last week to back titrate an aspirin solution and determine the concentration of aspirin in a typical analgesic tablet. Discussion This lab required to find the percent yield of the synthesization of aspirin from salicylic acid, along with the purity of the resulting aspirin. Thus, we divide the analysis into 3 steps. “Cr” for crude sample, “As” for pure aspirin, and “Sa” for salicylic acid. Pour at least 500-mL of the hot water through the funnel before concluding that the solid will not dissolve further. 86% and 100. PROCEDURE: This experiment was completed over the course of two lab periods to allow for proper synthesis and recrystallization of the acetylsalicylic acid. 6 (ml) 5. The discussion and conclusion sections should be word-processed. 5% (calc. In this lab, we made aspirin by performing an organic synthesis. Procedure: Week One: In order to synthesize aspirin, acetic acid was reacted with salicylic acid. The drug has a type of anti-clotting factors which are also known as anticoagulants which thinness the blood. K. Sample Absorbance Blank 0. Oct 22, 2017 · Linearity for aspirin and clopidogrel bisulphate were in the range of 10-50 µg/ml for both the drugs. -The line should be above the solvent level when in chamber. ANALYSIS OF ASPIRIN Presented by : Sagar P. 212g / (180. 766g. These acetylsalicylic acid solutions were examined using a Chemistry 154. 157gmol-1 * 50/1000 L) = 0. 3) GC/MS screw a cap on the GC/MS vial filled with your Aspirin/Ethanol and close tightly. A functional groupis a group of atoms that have characteristic reactivity. It is effective as an antipyretic drug (i. TA: Jiachen Lin. 9 g of aspirin is obtained in Feb 19, 2024 · Patients diagnosed with symptomatic peripheral artery disease (PAD) in the lower extremities have a higher likelihood of suffering from major vascular events. My hypothesis for part 1 is that aspirin will be white and powdery. 0 g of acetic anhydride (Mw=102. -Plate #3: Rxn mixture before heating and after heating. 5. 4 that examines other solution concentration units that will be used in this experiment. [2] Acetyl salicylic acid decomposed quickly when dissolved in a solutions of ammonium acetate or carbonates, citrates and hydroxides of metals. Gianina Favata. Thus using the first test as sample, [aspirin]t = 0. Determining its purity and concentration, using the Beer-Lambert law, thin layer chromatography (TLC) and melting point determinations. Initial concentration of aspirin formed as follows: [aspirin]0 = 0. The results of the ferric chloride test showed that the crude aspirin didn’t change color, in fact, it shared the same color as the pure acetylsalicylate sample, indicating that the crude aspirin contained very little salicylate. add slowly to avoid side reaction. A solution of the crude sample was made by mixing a few crystals of the crude sample with 3-5 drops of ethanol. Paracetamol is a widely used analgesic and antipyretic drug 1. Chemistry lab report Salicylic acid meets analytical specification of Ph. [2] Acetylsalicylic acid is quite stable in dry air but it will hydrolysis to Jan 1, 2020 · For this analysis we made (multiple times) five standards with different concentrations (50–250%), changing pH of FeCl3/HCl solution (0. Nov 14, 2019 · The ppt includes the vibrational analysis of aspirin including FTIR and FT RAMAN spectrum. 981*10-4 = 0. 60, 1. 00278 moles x 180. add another 0 mL of water. 130, 15. Acetylsalicylic Acid, also commonly known as aspirin, was irst synthesized in 1897 by Felix Hofmann who at the ime was a chemist working Aug 9, 2018 · Organic solvents are widely used in pharmaceutical and chemical industry for chromatographic separations. 1 M NaOH (aq) to the powder and stir for several minutes. Part C: Analysis of a commercial aspirin tablet. 0g of the aspirin prepared in the previous experiment was weigh into a clean, dry 250ml Erlenmeyer flask. The procedure involved reacting methyl salicylate with sodium hydroxide and sulfuric acid to create salicylic acid. Five analytically clean volumetric flasks were prepared in advance to create a series of INTRODUCTION. calculate the number of moles of base needed to reach the endpoint and compare to the number. pdf from CHEM 101 at Walter Payton College Prep. 1 Standardization is the procedure of titrating against a primary standard 4PY019: Introduction to Drugs and Medicines Preparation and Analysis of Aspirin Work individually throughout – maximum time allowed: 3 hours. Salicylic acid is the compound that works in your system as a pain reliever by suppressing the inflammation process (analgesic) and as a fever reducer (antipyretic). Crusade synthesized aspirin 3. 5-100. lin, ta nick introduction aspirin is analysis-of-aspirin-lab-report 3 Downloaded from g3. The complex is formed by reacting the aspirin with sodium hydroxide to form the salicylate dianion View Lab - Synthesis and Analysis of Aspirin Lab Report. 20% ANALYSIS OF ASPIRIN TABLETS LAB - Free download as Word Doc (. doc), PDF File (. 1) Obtain a commercial aspirin tablet form your TA. 1 u) reacts with 16. 352 E Unknown Spectrophotometric Analysis of Aspirin Calculations: Lab G Report Sheet 1. , W. Gabhane 1. 0 license and was authored, remixed, and/or curated by LibreTexts. 4) Heat and stir until the tablet has dissolved. Pre-lab 7. CONTENTS 1 INTRODUCTION 2 STRUCTURE 3 MECHANISM OF ACTION 4 CASE STUDY 5 CONCLUSION 6 REFERENCES 2. In this lab, we will be using a chemical test to determine the purity of the aspirin you synthesized. 0235 mol L-1. 69 din 1,2179 3. Dilute the solution to the mark with room-temperature water. Find the Jan 4, 2024 · Analysis Of Aspirin Lab Report Aspirin and Related Drugs - Kim D. 08 g/mL). LAB REPORT GUIDELINES. Ansley Morgan Chem March 30, 2019 Aspirin Synthesis Abstract Aspirin synthesis reactions are done in two steps, saponification and esterification. To find the rate constant, we will need to log the value of [aspirin]t and plot it against time to find the rate constant. These brands are: Bayer Aspirine, Contra- Schmerz Plus, Alcacyl, Asperger and Alka- Seltzer . Aspirin, the common name for acetylsalicylic acid (C9H8O4), or ASA, is one of the most commonly used drugs in the world. The document describes a lab experiment to determine the percentage of acetylsalicylic acid (the active ingredient in aspirin) in aspirin tablets through a back titration technique. A standard Weight of the dried, recrystallized aspirin, the expected yield of aspirin from the amount of salicylic acid, the percentage yield of dried, recrystallized aspirin is measured. Aspirin can be synthesized by the following balanced reaction: acetic anhydride salicylic acid acetylsalicylic acid acetic acid When 10 g of salicylic acid (MW-138. Connect the other end of the rubber tubing to an aspirator in the lab. 95% ethyl alcohol 4. However, the alkaline juices in the intestines hydrolyse aspirin to ethanoate to 2 – hydroxybenzoate (salicylate) ions. 0. LAB REPORT OF EXPERIMENT 6: SPECTROPHOTOMETRIC ANALYSIS OF A COMMERCIAL ASPIRIN TABLET- learn how to o determine the % of active ingredient chemical of a Experiment 11 Synthesis and Analysis of Aspirin INTRODUCTION. An experiment for the preparation, purification and analysis of Paracetamol. The theoretical yield was calculated to 3. To understand the chemistry Procedure. Experiment #9: Preparation of Aspirin Sahil Rajan Due: 4/12/ Partners: Claudia Nemenyi & Arael Monroe TA: Paul Mallory. Analgesics are compounds used to reduce pain, antipyretics are compounds used to reduce fever. Required Reading D. 9% This final calculation determined how pure the aspirin complex was that was created during the lab experiment. 0-mL volumetric flask. Other parts of the report - calculations, etc. Compare the values you obtain with the literature melting point of pure aspirin. The total mass of salicylic acid that we used in the beginning vial in bath+ suspend. Aspirin Synthesis and Analysis Lab Report Malia Mandl Partner: Cosette Motta TA: Zhipeng Zheng Purpose: The purpose of this lab is to synthesize aspirin and measure its impurities. Lab Report by Amelia Tisk. Grade Level: College • High School. Laboratory report on how aspirin and its properties. to determine + run TLC if reaction finished, record Rf continue + if not, reaction + run a new TLC after 5 minutes. Mass of salicylic acid used for the standard solution: 2. Hopkins IB Chemistry HL Whitney Nguyen Zoey Abernathy Titration of Aspirin Tablets Purpose The purpose of the lab experiment was to conduct two acid-base titrations. James Madison University - JMU There were no changes made to the published procedure. Recently, FDA has approved the combination therapy of aspirin (ASP) and rivaroxaban (ROX) to reduce acute limb ischemia and other comorbidities in (PAD) patients. e. measure the volume of a known concentration of basic solution using proper titration techniques. 1. 0225 mol L-1. Determine the theoretical yield of aspirin that can be obtained from the addition of 2. Little did they know what the future held for aspirin. 0 g of salicylic acid (SA) and place the SA in to a 50-mL Erlenmeyer flask. Record your melting range of each sample. Other HPLC experiments that involve analgesic mix-tures have appeared in this Journal (13, 14), but these do not incorporate quantitative analyses. 4 Tro (2nd ed), and also read section 12. Objective: The objective of this experiment was to synthesize aspirin (acetylsalicylic acid) from salicylic acid. Today, Americans consume an estimated 80 billion aspirins a year and the physicians’ desk reference lists more than 50 over the counter drugs which contain aspirin as the principle active Amount of Active Ingredient in Aspirin (one lab) v5 5 Titrating the Aspirin There are a few steps that will lead to analysis of the aspirin. Determine the percentage yield of the reaction if 1. The actual yield of pure aspirin was 2. Aspirin (ASA) is hydrolyzed to salicylic acid in the stomach. The synthesis of aspirin is an organic chemistry experiment in many specifications for students of ages 16-18 years. -Plate #2: Aspirin and Caffeine and Acetominophen. University of Missouri–St. 1M HCl 5. Tarapure Guided by : Prof. Introduction The goal of this whole lab is to determine whether or not the aspirin sample made from the previous experiment is pure. 10-18-ACHM 124. 863g with a yield of 76%. Date Submitted:11/2/ Lab #6 - Synthesis of Aspirin. 1M NaOH4. conduct an acid base titration to determine the molar mass of aspirin. Phenolphthalein 3. Introduction: In this experiment you will prepare a crude sample of aspirin from sodium salicylate by an acetylation (ethanoylation) that uses water as the solvent. It is on the World Health Organization's List of Essential Medicines. It is used to reduce any swelling in the body. Put a Büchner funnel with a rubber stopper in the flask. Heading! Title of experiment and number ! Your name and lab partner Nov 2, 2020 · Sophia Kapoglis. Currently 30,000,000 pounds are sold in the United States each year which provides more than 200 five grain tablets for every person in the country. Create three TLC plates: -Plate #1: SA reactant and pure ASA. The calculations were repeated for each trial for each tablet. Experimental yield of aspirin (3) 4. The absorbance of each solution will be measured and a calibration curve will be constructed. Analysis of Aspirin Tablets. heat for 5 minutes. THE SYNTHESIS OF ASPIRIN Lab Report by Amelia Tisk Stony Brook University Molecular Science Laboratory I November 10, 2020 The Synthesis of Aspirin. Clamp a side-arm flask to the ring stand, and connect a piece of rubber tubing to the side-arm. 0 grams of salicylic acid and 5. Practical 3: the determination of aspirin by UV spectroscopy. H. 0 Procedures 1. The mean recoveries obtained for aspirin and clopidogrel bisulphate were 100. 000 grams of salicylic acid were placed into an Erlenmeyer flask. The mass recorded for the synthesized aspirin was approximately 3 grams. This was carried out using a non-microwave method which utilized a hot water bath set to 50°C. C. aspirin concentrations will be prepared and complexed. Prepare TLC plate: -Use a pencil to lightly mark where the sample spots will be made. SPECTROPHOTOMETRIC ANALYSIS OF ASPIRIN (Revised: 1-20-93) INTRODUCTION Aspirin is certainly the most widely used medicinal agent ever discovered. Before a drug can be sold onto the market, tests are performed to use the NaOH you standardized last week to back titrate an aspirin solution and determine the concentration of aspirin in a typical analgesic tablet. . Alexa Caras, Section 0906, 11/16 & 11/30, lab partner: Savannah Meyer, Synthesis of Aspirin b. View Spectrophotometric Analysis of Aspirin lab report. Salicylic acid is extremely bitter tasting, and frequent use can cause severe stomach PartI. Louis; Chemistry) 1: Synthesis of Aspirin (Experiment) is shared under a CC BY-NC-SA 4. Kristoffer Balintona 23 February, 2018 AP Chemistry Periods 2/6 Synthesis and Analysis of This calculation proceeded as follows: Percent Aspirin by weight = mass of aspirin x 100 Percent Aspirin by weight = . pdf), Text File (. 2 grams / mole yields the amount of acetylsalicylic acid at 0. 3) Add 5 drops of 85% phosphoric acid to serve as a catalyst. In this work, a pain killer—aspirin—and an antidiabetic drug—metformin HCl—were successfully The Synthesis and Analysis of Aspirin. The global annual consumption of aspirin is about 40,000 tons*. 5 g of aspirin (acetylsalicylic acid) is produced. lab report bellevue college 161 titration of aspirin tablets in this lab, you will determine the percent purity of two commercially available aspiring tablets BACK TITRATION: ANALYSIS OF ASPIRIN TABLETS Lab report Name: Oluwatosin Ajayi Student number: 20093136 Date:27/11/2020 Course: Pharmaceutical science Level 7 Aim To carry out a back titration To find the amount of aspirin in aspirin tablets To know and understand solution concentrations. 4. Aspirin, an acetyl derivative of salicylic acid, is a white crystalline, a weak acid substance its melting point 135oC. 2) Measure out 5. Freeman, NY, 2003) p. , each aspirin molecule reacts with two hydroxide ions. As shown in the above reaction, phosphoric acid, H 3 PO 4 acts as a catalyst in the initial mixture of the reactants in order to speed up the reaction. pdf from 3150 154 at University of Akron. Dr. What is the limiting reagent? 2. Clearly, an updated quan- Determination of amount and percentage of aspirin from given sample of tablet Introduction: Aspirin (acetyl salicylic acid) tablets are prescribed to reduce headaches, pain, common cold, inflammation, etc. This will occur during the analysis of five different brands of aspirin. Harris, Quantitative Chemical Analysis (6th ed. The experiment found the Oct 1, 1998 · An experiment is described that is suitable for the early portion of the laboratory in a general chemistry course and integrates organic examples. 679 g x 100 = 67. Title: synthesis of aspirin Objective: the objective of this lab is that we are going to synthesize aspirin by mixing salicylic acid and acetice acid while using phosphorus acid to speed up the reaction. txt) or read online for free. The purpose of this lab was to synthesize and purify aspirin. Obtain about 50 mL of 50% ethanol solution and add it to the flask. 08 g/mL) in a graduated cylinder and then pour it into the flask in such a way as to wash any crystals of SA on the walls down to the bottom. Mass of salicylic acid) 2. 3. For example, in Trial 1, 0. Your instructor will explain the operation of the melting point apparatus. 2. LABORATORY REPORT Experiment 6 Colorimetric Analysis: How Pure is my Aspirin? Name: Rianna Robles_____ Date: 10/29/22____ Lab Partner’s Name: Isabella Soares-Sousa, Brian Vidal_ Score: _____ I. , BP, USP, 99. Study with Quizlet and memorize flashcards containing terms like salicylic acid, reagent, willow bark, linings, esophagus, stomach, oral medicine, acetylsalicylic acid and more. The In order to obtain the amount of aspirin in the solution, the number of moles is multiplied by the molar mass. Preparation-of-Standardsand-of-the-Aspirin-solutions! 1. This is your “prepared aspirin. PreLab Quiz Topics Apr 27, 2022 · View Exp 9_ Preparation of Aspirin Lab Report. 000 А B с D a. The acidic conditions in the stomach do not affect aspirin. This virtual experiment works best on a desktop PC in the undergraduate lab today, owing to the advent of smaller, more efficient columns capable of much shorter analysis times. Van 1 Kayla Van Ms. Preparation of Aspirin 1. Using a volumetric pipet, transfer 1 mL of your prepared aspirin solution to a 100 mL volumetric flask. The chemical name for aspirin is Acetyl salicylic acid (ASA). 0 mL of acetic anhydride (d = 1. It is the two-step synthesis of aspirin starting from oil of wintergreen. One popular drug that does both is aspirin. This procedure is followed by preparation of aspirin solution and titration of aspirin solution with NaOH. Record the brand name to identify your unknown. Show your work 3. doc / . After which, 3 13x100mm test tubes were labeled and 2-3 drops of acetaminophen, aspirin, and caffeine (1% solu- tions in ethanol) in the respective test tubes. Theoretical yield of aspirin (s) 2. Allow the tablets to stand for a few minutes, and then tap the tablets using a glass stirring rod. 157/138 x 4= 5 5) You would use hot water, because if it was room temperature it would dissolve. Step-2 is common for all brands of aspirin tablets that are to be analysed. After doing the lab, the aspirin on the filter paper is in crystal form. Once on the plate, for each respective molecule tested, we then put them into a developing jar containing the chromatography solvent inside (99 % ethyl acetate and . Another purpose was to determine the percent purity of the aspirin tablets. Nov 18, 2013 · This reaction is represented visually below: Figure 1. This laboratory work was performed as described in the Instrumental Methods of Analysis Chem 447 Winter 2020 manual experiment titled Quantitative Analysis of Aspirin Tablets by Ultraviolet Absorption Spectrophotometry written by Judith Bazzi. Feb 1, 2003 · Students prepare an ACS-style laboratory report detailing the synthesis and spectroscopic analysis of aspirin. of moles of acid. Pre-lab questions 1. The results showed that aspirin tablets contained 319, 310, 316, respectively; and the aspirin powder contained 78% of ASA. B. a. To get the most benefit from this lab, you should reacquaint yourself with the concepts of molarity and dilution found in section 4. This will dissolve the aspirin but not the "filler" or "binder" in the tablet. add 2 mL of water. In here, we have considered two different brands of aspirin namely ecospirin and despirin. The lab report section includes work recorded during the lab, your analysis and discussion of data and results, and your conclusions. Lab Report on Aspirin Mar 27, 2016 · 1) Measure out 2. Discussion. remove from heat, allow to cool to room temp. Rainsford Reviewing over a century of aspirin research and use, Aspirin and Related Drugs provides a comprehensive source of information on the history, chemistry, absorption in the body, therapeutic effects, toxicology, Chemistry Investigatory Project on Aspirin - Free download as PDF File (. to the dried substance) Post-Lab Questions: Synthesis and Characterization of Aspirin 1. A. Analysis of Aspirin Lab Report - Free download as PDF File (. Eur. 027M 2) Not a question 3) Overall the reaction is the conversion of oil of wintergreen to the salicylic acid. LAB REPORT – EXPERIMENT 9 SYNTHESIS OF ASPIRIN. Figure 2: Ferric chloride test results. Used as a pain reliver, Salicin, has been extracted from the bark of willow and poplar trees for hundreds of years. Post Lab Questions- Aspirin I 1) 4 x 1/152= . and equipment (buret) 3. Weigh out approximately 0. 2) Crush tablet and transfer into a 125 ML Erlenmeyer flask. These explanatory demonstration. You will be graded on your accuracy. Reaction Work-Up. This compound is extremely important because it provides pain relief in human beings from Aug 19, 2011 · Crush one aspirin tablet in a clean porcelain mortar. (“Synthesis of Aspirin”) III. In recent years, subcritical water chromatography (SBWC) has shown ability in replacing hazardous organic solvents used in traditional high-performance liquid chromatography (HPLC). One of the compounds used in the synthesis of aspirin is salicylic acid, which is itself a pain reliever that was known to many ancient cultures, including the Native Americans who extracted it from willow tree bark. 1 Commercial Aspirin tablets were analyzed to determine how much acid each tablet contained through the process of standardization. Total volume of solutions in contact with aspirin in Part A. PreLab Quiz Topics acid the now familiar name aspirin, but in 1897 Bayer didn't think aspirin had much of a future. It shows that 32. 5% acetic acid was Jan 8, 2012 · Collect the aspirin crystals by vacuum filtration. Aspirin is most widely sold over-the-counter drug. com on 2019-03-23 by guest 2004-10-28 Kim D. Question: Experiment 19 Report Sheet Aspirin Synthesis and Analysis Date Lab Sec. 16 g of acetylsalicylic acid and record the exact mass on your report sheet or in Obtain two tablets of commercially available aspirin, weigh them, and place them into a 250-mL flask. This particular chemical test takes advantage of one of the differences between salicylic acid and aspirin, namely the func-tional group called phenol. Using the standard curve, the amount of aspirin in a commercial aspirin product can be determined. may be typed. Discussion: Aspirin is a derivative of salicylic acid that is a mild, nonnarcotic analgesic useful in the relief of headache and muscle and joint aches. Background and Procedure: Aspirin is an analgesic drug commonly used to treat mild pain, fever, headache, inlammaion, and can be used to reduce the risk of heart disease. 493 0. First, you need to standardize a NaOH solution (approximate concentration of 0. 3150:154-001 Exp 9: Preparation of Aspirin Objective: The objectives of this experiment were to synthesize AI Homework Help The purpose of this lab was to synthesize and purify aspirin. The laboratory report is prepared in stages, where each procedure is discussed as a The main constituent of aspirin tablets is 2 – ethanoylbydroxybenzoic acid (acetylsalicylic acid, CH3COOC6H4COOH). ”. Introduction. Aspirin is a weak acid that also undergoes slow hydrolysis; i. it Synthesis of Aspirin Abstract The purpose of conducting this experiment was to synthesize aspirin by performing a reaction between salicylic acid and acetic anhydride with a phosphoric acid catalyst. pdf Kwantlen Polytechnic University Synthesis of Aspirin Lab Report - Free download as Word Doc (. Prepare a folded filter paper in a funnel, and stand the funnel in the neck of a clean 250. Add 20 mL of 0. pymnts. 606 0. INDEX Sr. vb nt vr em rs ir ou cf rx vw