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Anna Riccomagno Ms. Gonzalez English 1302 2 October 2023 MWA1: The role of Organic Chemistry in Forensic Science for solving crimes. Introductory Paragraph: Many people may connect the term forensic chemistry to several television programs such as CSI or NCIS. But we must know that it is something helpful and significant. The topic I want to talk about today is the importance of organic chemistry in forensic science. It is necessary to define forensic science first and then to illustrate how these two sciences are tied together through actual examples. Learning these ideas can help you better understand the world, and who we are and will lead you to the conclusion that everything is chemistry. Organic chemistry is the basis of several methods used in forensic science, such as NMR spectroscopy which is extremely useful for identifying organic compounds, or the fingerprint method that makes it possible to compare prints. Analysis Section: “Basic Principles of Forensic Chemistry” by authors JaVed I. Khan, Thomas J. Kennedy, and Donnell R. Christian Jr. The authors introduce the definition of forensic science, saying that it is the application of scientific principles to matters involving the law. The authors then make a statement about the general knowledge of the public on this science, which is generally tied to the popularity of certain television series, but television is not the reality. The purpose of this is to explain what forensic science is and which are its basic principles, starting from the definition of atoms and molecules up to treating the analysis of drugs and narcotics. “Fundamentals of Organic Chemistry” by John McMurry. McMurry in his book entitled “Organic Chemistry” explains the fundamentals of Organic Chemistry. He will bring to the reader’s eye examples and problems, and the trademark vertical format for explaining reaction mechanisms. “Forensic NMR spectroscopy: Just a beginning of a promising partnership” by A.D.C. Santos, L.M. Dutra, L.R.A. Menezes, M.F.C. Santos, and A. Barison. The authors' purpose in their article "Forensic NMR spectroscopy: Just a Beginning of a Promising Partnership" is to bring together experts from NMR and forensic science around this shared subject. The forensic chemistry evidence is based on the chemical and physical properties of the compounds, which are backed by data from organic analyses. NMR has been used in forensics to determine the identity of chemical compounds implicated in poisoning cases, post- mortem phenomena, frauds, and forgeries, and, most importantly, to characterize synthetic and plant-based pharmaceuticals. “Forensic Chemistry: The Revelation of Latent Fingerprints” by J. Brent Friesen. 1
In this article, Brent Friesen provides an example of fingerprint analysis with chemical substances. The fingerprint left by our fingers is composed of amino acids, organic molecules characterized by an amino group and a carboxyl group. The author presents this as an example of chemical logic at the base of forensic science. He will briefly describe the chemical foundation of most fingerprint visualization techniques used today in this article. Overview: The authors of the sources aren’t in conversation with each other, but they are all connected to the main topic which is forensic chemistry. The authors of the first source (“Basic Principles of Forensic Chemistry”) introduce the term forensic science, stating that it is the application of scientific concepts to legal situations like John McCurry does on the second fount for organic chemistry. We can define organic chemistry as the second main topic of this paper. It is strictly related to the first source and the point of this article is to highlight the relation between those two, with the help of two practical examples. The last two sources are instances of the relationship between organic and forensic chemistry, specifically how techniques based on organic molecules are relevant during forensic investigations (“Forensic NMR spectroscopy: Just a beginning of a promising partnership”), and how organic-molecule-based approaches are useful during forensic investigations (“Forensic Chemistry: The Revelation of Latent Fingerprints”). Any of the sources is responding directly to another, but they have the same prospective. Sources 3 and 4 both refer, albeit indirectly, to how chemical methods are the basis of forensic science by describing an example. I don’t disagree with any of these sources, but I think that not only Organic Chemistry is important for forensic science. In fact, a variety of branches of chemistry and their techniques are employed and required for forensic investigation. 2