Undergraduate Questions (50 Pts) 1. (4 pts) A chemist working in a pharmaceutical lab synthesized a new drug as a racemic mixture. Why is it important that she separates the two enantiomers and test each for its biological activity? 2. …
Undergraduate Questions (50 Pts) 1. (4 pts) A chemist working in a pharmaceutical lab synthesized a new drug as a racemic mixture. Why is it important that she separates the two enantiomers and test each for its biological activity? 2. …
Definition: Peptic ulcer disease is an excavation (hollowed-out area) that forms in the mucosal wall of the stomach. Erosion of a circumscribed area of mucous membrane is the cause. Predisposing Factors Precipitating Factors ? Age (40-60) > Malignant tumors ? …
To identify how many components are in a mixture and the identity of a compound in a mixture by comparing the Rf of a known compound with the Rf of an unknown compound. Intodection. In this experiment the thin-layer chromatography …
The drug known as aspirin was introduced in Europe in 1899 by a German chemist named Felix Hoffman who developed it as a treatment for his father’s arthritis. To manufacture aspirin Hoffman combined salicylic acid and acetic acid, the result …
Procedure a. Weigh accurately a definite number of aspirin tablets (two or three tablets weighing no more than 1. 5 g) into a 250 cm3 conical flask. Initiate the hydrolysis of the aspirin by adding 25 cm3 of 1. 0 …
TLC is used because it is “sensitive, fast, simple and inexpensive analytical technique”2 (Mohrig 151). The unknown solid (unknown #3 in this case) used in the experiment was obtained and added to a 2. 5ml of Ethanol/dichloromethane in a test …
Introduction Before the synthetic aspirin of today, salicylic acid, which is the important ingredient found in aspirin, was extracted naturally from methyl salicylate found in Wintergreen oil, which could be found in certain plants. The purpose of this lab experiment …
Bristol-Myers have been very successful in analgesic market for many years with Aspirin type pain relievers marketed as Bufferin and Excedrin. Together with Bayer Aspirin by Sterling Drug Company, three aforementioned aspirin type pain relievers comprised of 90% of Analgesic …
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 …
Experiment Objective: To identify the components of an analgesic drug tablet and then correctly identify the tablet from a group of others with acquired data. Experiment Summary: In this experiment, we use TLC to identify components of an unknown analgesic …
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