Preparation of aspirin 1 purpose: the purpose of this experiment is to prepare acetylsalicylic acid, aka aspirin introduction: an important part of chemistry is the preparation, or synthesis, of compounds from simpler start. Objective: to illustrate the synthesis of the drug, aspirin and determine its purity by a chemical test materials and methods: synthesis of aspirin a water- bath was prepared by filling half-way a 400ml beaker with water and the water heated to boiling point 2004g of salicylic acid was placed in a 125ml erlenmeyer flask. After recrystallisation differences between the crude and purified aspirin were noted the impure (crude) aspirin was powered and fluffy with small clumps and was slightly yellow in colour whereas the pure aspirin has a less fluffy crystalline powder and was whiter. Lab 1: the synthesis of aspirin lab 4: lab 3: objective: to synthesize aspirin conduct a simple purity test on the aspirin sample materials chemical reagents equipment objective: to prepare and standardize a solution of hcl.
Synthesis of aspirin lab report 2989 words | 12 pages completely melted the melting point of the purified product was lower than the expected 135 degree celsius melting point of aspirin, which revealed to us that the purified aspirin product still contained some impurities. Before writing any chem 351 laboratory report, we strongly recommend that you review section 8 in the introductory section of the student laboratory manual that discusses how to write reports and/or from aspirin synthesis experimental author: dr ian r hunt, dept of chemistry. The synthesis reaction of aspirin is shown below: locker until the next lab period 8 it is safe to discard of the filtrate down the sink with water day 2 – analysis/melting point report report the theoretical yield and the percent yield of the aspirin product.
Aspirin has been used as a medicine by the ancient greeks and the pharaohs of egypt it is effective in reducing pain (it is an analgesic), reducing inflammation (anti-inflammatory), reducing fever (antipyretic), and thinning blood (anti-coagulant. Aspirin was the first drug to undergo __ trials salicin, willow, arthritis, internal bleeding, clinical synthesis of aspirin is an __ reaction - the __ group on salicylic acid is __ by __ __. Full report: synthesis of aspirin (this is posted to help my fellow college students, but please, use this only as a guide and don't copy paste because it's bad) it helped me in making our laboratory report reply delete kundar mulanger june 28, 2016 at 3:00 am which of the two reactants was in excess reply delete. Abstract: this laboratory project involves the synthesis, characterization, and study of some reactions of acetylsalicylic acid, and the comparison of acetylsalicylic acid with the major components of various commercial brands of aspirin tablets.
Synthesis of aspirin lab report results pdf discussion aspirin , synthesis of aspirin results and discussion synthesis of aspirin lab report experiment 9 classification tests for carboxylic acid and derivatives. This is a lab report on the synthesis of organic aspirin for first year chemistry essay by puner , a , february 2008 download word file , 6 pages download word file , 6 pages 50 1 votes. Kristina madore march 5, 2008 title: the synthesis, purification, and colorimetric analysis of aspirin introduction: the purpose of this experiment was to synthesize a common, over-the-counter drug that is used daily by many people around the world as a pain killer, fever reducer, and blood thinning agent during the lab aspirin was synthesized, purified, and analyzed. Formal report synthesis of aspirin synthesis of aspirin (2emt - group 1, 2009) che31expt-9 synthesis of aspirin lab report classification tests for carboxylic acid and derivatives syntheses of soap and detergent determination of aspirin by indirect titration. Experiment 11 synthesis and analysis of aspirin to calculate the theoretical yield of aspirin record the weigh on the report sheet 2 carefully add 6 ml (0051 mol) of acetic anhydride to the flask you have spent about 12 weeks learning about chemistry and its respective laboratory techniques the.
Synthesis of aspirin by: jon torre purpose: to determine which of four catalysts yields the fastest reaction rate in the acetylation of salicylic acid (1) to form acetylsalicylic acid (2) reactions: procedure and results: aspirin synthesis tap water was heated on a steam bath in a 250 ml beaker the temperature of an alcohol thermometer was equilibrated in a beaker of room temperature tap water. The synthesis and analysis of aspirin aspirin, the ubiquitous pain reliever, goes by the chemical name acetylsalicylic acid 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. We will write a custom essay sample on lab report for synthesis of polystyrene specifically for you for only $1638 $139/page this is a lab report on the “synthesis of organic aspirin” formal lab report chem recrystalization lab report synthesis of aspirin lab report lab report lycopene lab report. Scientific report synthesis of aspirin abstract the aim of this experiment was to produce aspirin with an optimized level of purity in order to get to the desired result two procedures were followed the first being the hydrolysis of methyl salicylate yielding to the production of salicylic acid and the second being a second purification through the recrystallization of the aspirin.
Synthesis of salicylic acid from oil of wintergreen 2 procedure 2 this laboratory introduces students to aspects of practical organic j olmsted iii, synthesis of aspirin – a general chemistry experiment, journal of chemical education, 75 (1998), 1261. The purpose of this lab is to determine the amount of aspirin in a commercial aspirin product this lab may also be used to determine the purity of the aspirin produced in the microscale synthesis of acetylsalicylic acid lab. Ment (synthesis of aspirin masses, theoretical yield, percent yield and error, and tlc analysis) part 1: synthesize aspirin goggles, lab coats, and gloves were obtained for protection and used throughout the entire exper-iment the reaction described below was con. The synthesis of aspirin, during the first step of the procedure, is classified as an esterification procedure simply put, esterification is a reaction between a carboxylic acid and an alcohol which is catalyzed by a mineral acid which is, in this experiment, sulfuric acid.
Formal report synthesis of aspirin organic chemistry - synthesis of aspirin documents similar to synthesis of aspirin lab report synthesis of aspirin (2emt - group 1, 2009) cargado por mary christelle formal report synthesis of aspirin cargado por edrick ramoran. In the presence of acetic anhydride, acetylsalicylic acid (aspirin or asa) is formed correspondingly, an excess of methanol will form methyl salicylate, which is also an provide structures of all intermediates in your lab report substances 20 g salicylic acid 50 ml acetic anhydride aspirin post-lab questions. Lab report introduction this lab has the following two concepts: synthesis of acetylsalicylic acid and analysis of acetylsalicylic acid synthesis is a purposeful execution of chemical reactions to obtain a product this concept is used in the first part of the lab when we have to produce crystals of aspirin analysis is the separation, identification, [.