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Correct structure of Aspirin is...

Correct structure of Aspirin is

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To determine the correct structure of Aspirin, we need to analyze the chemical structure and identify the key components that make up Aspirin. Here’s a step-by-step solution: ### Step 1: Identify the Chemical Formula Aspirin, also known as acetylsalicylic acid, has the chemical formula C9H8O4. This indicates that it consists of 9 carbon atoms, 8 hydrogen atoms, and 4 oxygen atoms. **Hint:** Remember that the chemical formula gives you a clue about the number of each type of atom in the molecule. ### Step 2: Recognize the Functional Groups Aspirin contains two main functional groups: 1. An acetyl group (–COCH3) 2. A carboxylic acid group (–COOH) **Hint:** Functional groups are specific groups of atoms within molecules that are responsible for the characteristic chemical reactions of those molecules. ### Step 3: Structure of the Benzene Ring Aspirin has a benzene ring as part of its structure. The benzene ring consists of six carbon atoms arranged in a hexagonal shape, with alternating double bonds. **Hint:** A benzene ring is a common structure in many organic compounds and is characterized by its cyclic structure and resonance. ### Step 4: Positioning of the Groups In Aspirin, the acetyl group is attached to the second carbon of the benzene ring, while the carboxylic acid group is attached to the fourth carbon. This specific arrangement is crucial for the identification of the correct structure. **Hint:** The position of substituents on a benzene ring is often indicated by numbers (1, 2, 3, etc.) corresponding to the carbon atoms. ### Step 5: Analyze the Given Options Now, we need to compare the provided options with the correct structure of Aspirin. The correct structure will have: - A benzene ring - An acetyl group (–COCH3) at the second carbon - A carboxylic acid group (–COOH) at the fourth carbon **Hint:** Carefully check each option against the identified features of the Aspirin structure. ### Step 6: Conclusion After analyzing the options, the third option matches the correct structure of Aspirin, which includes the benzene ring with the acetyl and carboxylic acid groups in the correct positions. **Final Answer:** The correct structure of Aspirin is represented by the third option. ---
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