Preparation and purification of acetylsalicylic acid Results and Data treatment (A) Preparation of aspirin i) Details about the reactants Reaction of the acetylation of salicylic acid is following From the balanced reaction above‚ it can be seen that the stoichiometry between salicylic acid and acetic anhydride is 1: 1. In this experiment‚ 21.7mmol of salicylic acid was used to react 6.0mL of acetic anhydride and salicylic acid was limiting reagent. The expected amount of salicylic
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The world market for Over The Counter pharmaceutical products was estimated at $51.45 billion dollars in 1995 and was expected to sustain a compound annual growth rate of 7 percent through the year 2004. Among the factors that are driving this growth: more educated consumers taking control of their health care‚ governments and managed care organizations trying to reduce health care expenditures‚ and pharmaceutical companies trying to expand the product life cycle of key brands. The facts surrounding
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Experiment: The OH group on the benzene ring in salicyclic acid reacts with acetic anhydride to form an ester functional group. Thus the formation of acetylsalicyclic acid (aspirin) is referred to as an esterification reaction‚ which requires the presence of H+ (H2SO4 in our case). The technique used to purify the aspirin content is called crystallization‚ which consists in allowing the reaction to cool‚ decreasing the solubility of acetylsalicyclic acid and allowing it to crystalize. To purify
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Analgesics Analgesics‚ or painkillers‚ come in many varieties. Most consumers know the various brand names‚ but may not know that they are in different pharmacological classifications. For instance‚ Tylenol and Motrin are two drugs that behave differently on the human body to achieve similar results. While most consumers do not think about what they put into their bodies‚ maybe they should. They would find that the various painkillers could markedly affect the body differently. The most popular
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spend it on aspirin and gin and beers and. Timothy Winters is a poor boy and he is a hungry boy that does not get anything to eat. If he does get something to eat he is so hungry that he licks the pattern off his plate and the gran and dad spend the money on alcohols. I don’t know why Timothy Winters mum left him alone with his gran and dad. I feel so sorry for Timothy Winters because his gran is always buying gin and aspirin and also Timothy Winters dad that is buying gin and aspirin and drinking
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used for a long time by loyal customers who get recommendations from medical professions. It means the existing customers were likely not price-sensitive compared to aspirin customers. Datril is not able to offer an effective differentiated value to these customers compared to Tylenol. Therefore Marvin Koslow should target at aspirin users who were lightly suffering from irritation of stomach lining and who didn’t visit doctors. ‘No side effect’ is more valuable to these customers. As we target these
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Aspirin Yaletza Palafox P.6 10/31/12 Felix Hoffmann was born in Ludwigsburg‚ Germany‚ on January 21‚ 1868 to an industrialist father named Jakob. He went to the University of Munich and there he studied Chemistry and Pharmacy. In 1893 he graduated from there with a doctoral degree. While in 1894 he began working for the Bayer pharmaceutical research facility in Elberfeld‚ Germany as a chemist. On August 10‚ 1897 Felix Hoffmann invented a medicine called Aspirin. It
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a TLC analysis of analgesics to figure out their main chemical components. Calculations: 1.) Rf = Distance spot traveled/ distance solvent traveled Results: Table 1: TLC Analysis Analgesic Drugs | Rf Value | Acetaminophen | 0.323 | Aspirin | 0.597 | Caffeine | 0.081 | Unknown 154 (Plate 1) | 0.081‚ 0.306‚ 0.597 | Ibuprofen | 0.698 | Salicyclamide | 0.587 | Unknown 154 (plate 2) | 0.079‚ 0.397‚ 0.587 | Discussion: The goal of this experiment was to use TLC Analysis to
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Response for Case Datril 1) What course of action should Datril take? It should solidify its position in the analgesic market and gain share in the rapidly growing acetaminophen market. It should target both Tylenol Users and Aspirin Users. On one hand‚ it should explain to customers that Datril’s effect is identical to Tylenol and use low-price promotion. On the other hand‚ it should leverage Bristal-Myers’s name to facilitate its market penetration. Generally‚ it should focus on advertisement
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when you want 2 ml of solvent Safety Hazards: 1. Methanol is flammable and toxic. Don’t breathe it in or drink it. 2. All organic waste goes in the waste containers and not down a sink Drug | Melting Point | Acetylsalicylic acid (Aspirin) | 135°-136° C | Acetaminophen (Tylenol) | 169°-170.5° C | Ibuprofen (Advil‚ Motrin) | 75°-77° C | Introduction: Acetylsalicylic acid‚ acetaminophen‚ and ibuprofen are all active ingredients for pain relievers. However‚ these pain relievers
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