Inorganic and organic chemistry - preparation and recrystallisation of aspirin essay sample the purpose of this experiment was for students to prepare some simple organic compound and to purify the compound by recrystallisation. Aspirin is a common nsaid used to function as a pain reliever and fever reducer its history dates back to ancient greece, where an active ingredient in aspirin, called salicin, was found in. Acetylsalicylic acid, also known as aspirin, is one of the most widely used medications to reduce fever and is also used as a pain killer it is an acetyl derivative of salicylic acid it is a white, crystalline, weakly acidic substance which melts at 135°c. The discovery of aspirin is customarily said to have resulted from felix hoffmann's rheumatic father encouraging his son to produce a medicine devoid of the unpleasant effects of sodium salicylate hoffmann, a chemist in the pharmaceutical laboratory of the german dye manufacturer friedrich bayer.
Overall, this essay is an excellent example of what a formal lab report should look like all the data is accurate and this report has a strong introduction and discussion. Aspirin (2nd edition) compiled by david lewis edited by colin osborne and maria pack designed by imogen bertin and sara roberts first published by the royal society of chemistry in 1998. Aspirin essays analgesics are compounds used to reduce pain, antipyretics are compounds used to reduce fever one popular drug that does both is aspirin salicylic acid is reacted with acetic anhydride with the use of heat and sulfuric acid, which acts as a catalyst, to produce acetylsalicylic acid.
Considerations when seeking synthesis of aspirin lab report writing help it is increasingly becoming apparent to students and instructors that the quality of scientific writing is just as significant as experimenting or investigating. Los angeles city college chemistry 51 fall 2005 3093 1 experiment 11 synthesis and analysis of aspirin introduction aspirin is most widely sold over-the-counter drug it has the ability to reduce fever (an antipyretic), to. The synthesis of aspirin chemistry standard level lab report data collection and processing and conclusion and evaluation date: december 8th, 2011 purpose: the purpose of this lab was to synthesize aspirin, determine the theoretical yield, compare the percent yield to the theoretical yield and test the purity of aspirin by adding iron (iii) chloride to the product. Below is an essay on chemistry ia- aspirin from anti essays, your source for research papers, essays, and term paper examples determination of the percentage purity of aspirin introduction. This paper analyses the various aspects of aspirin such as chemical formula, systemic names, physical and chemical properties, relevance of its physical and chemical properties and precautions while taking aspirin etc.
Aspirin, or acetylsalicylic acid, is very similar to salicylic acid in plants farmers and gardeners need to find new ways to grow plants in a faster amount of time and have a bigger yield of crop to help sustain the planet. Aspirin is salicylic ester of acetic acid and can be prepared by reaction of salicylic acid with acetic acid catalyzed by acid however this reaction is reversible one and after attaining equilibrium may reverse leading to hydrolysis of ester as shown in figure below thus required amount of aspirin. Aspirin is the most widely used over-the-counter drug in the world the average tablet contains about 325 milligrams of the active ingredient acetylsalicylic acid with an inert binding material such as starch. Chemistry of aspirin chemistry of aspirin introduction aspirin was the first drug to come in common usage and it is still widely used in the world.
Introduction aspirin is a medical specialty normally found in families around the universe it besides is one of the least expensive and most utile drugs in the market. We will write a custom essay sample on synthesis of organic aspirin specifically for you for only $1638 $139/page order now department of chemistry, laboratory. Aspirin (acetyl salicylic acid) is the salicylyl ester of ethanoic acid salicylic acid is the trivial name for 2-hydroxybenzenecarboxylic acid, a compound that contains both a carboxylic acid group as well as a hydroxy group atached to a benzene ring. Challenges: making drop-producing apparatus, researching the chemistry of detergents, assessing the numbers of drops thiosulphate/acid reaction ('disappearing cross') [ edit ] chemical engineers wishing to check if turbidity is a useful surrogate measurement for whether a reaction has reached completion. In the following experiment, aspirin was synthesized and analyzed in a laboratory setting in order to recognize the chemical process behind a common drug like aspirin and to relate it to the conceptual study of organic chemistry.
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. Chem 322: esterification reaction synthesis of aspirin introduction aspirin is one of the milder and least expensive pain relievers available. Information it is an interesting fact that if you buy generic aspirin tablets they are very much cheaper than packets of branded aspirin the analysis shows that they all usually contain the same amount of aspirin (usually 300 mg per tablet) but the branded tablets contain other ingredients so contain less aspirin in terms of percentage by mass.
Free essays on chemistry available at echeatcom, the largest free essay community introduction aspirin was the first drug to come in common usage and it is. Organic chemistry research topic ideas excellent extended essay (chemistry) 16 chemistry of aspirin, acetaminophen and ibuprofen 17 alpha-hydroxy acids in. Extended essay chemistry hl 1 1| 0 0 0 1 6 6 - 0 1 1 2 extended essay: chemistry the effect of different tablet coatings on the dissolution of aspirin tablets in.