Ch. 10 - Reactions of Alcohols, Ethers, Epoxides, Amines, and Sulfur-Containing Compounds

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Bruice 8th Edition

Ch. 10 - Reactions of Alcohols, Ethers, Epoxides, Amines, and Sulfur-Containing Compounds

문제 63h

10장, 문제 63h

What is the major product(s) of each of the following reactions?
h.

검증된 단계별 안내

Step 1: Identify the type of reaction. The reagents NaOCl (sodium hypochlorite) in CH3COOH (acetic acid) at 0°C indicate an oxidation reaction. Specifically, this is a hypochlorite oxidation, which is commonly used to convert secondary alcohols into ketones.

Step 2: Analyze the structure of the starting material. The molecule contains a secondary alcohol group (-OH) attached to a cyclopentane ring with an isopropyl substituent.

Step 3: Predict the site of oxidation. Secondary alcohols are oxidized to ketones. The hydroxyl group (-OH) will lose two hydrogen atoms: one from the oxygen and one from the carbon it is attached to, forming a carbonyl group (C=O).

Step 4: Consider the stereochemistry and regioselectivity. Since the reaction involves oxidation of the secondary alcohol, the product will retain the same carbon skeleton and substituents as the starting material, but the hydroxyl group will be replaced by a ketone group.

Step 5: Write the structure of the major product. The major product will be a cyclopentane ring with an isopropyl substituent and a ketone group at the position where the secondary alcohol was originally located.

비슷한 문제에 대한 검증된 영상 답변:

이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.

영상 길이:

48s

주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Oxidation of Alcohols

Alcohols can undergo oxidation reactions, where they are converted into carbonyl compounds such as aldehydes or ketones. The oxidizing agent, in this case, sodium hypochlorite (NaOCl), facilitates this transformation. The reaction conditions, including temperature and solvent, can influence the product formed, with primary alcohols typically yielding aldehydes and secondary alcohols yielding ketones.

Mechanism of Reaction

Understanding the mechanism of the oxidation reaction is crucial for predicting the major product. The reaction typically involves the formation of a chlorinated intermediate, followed by the loss of a water molecule, leading to the formation of the carbonyl compound. The specific pathway taken can depend on the structure of the alcohol and the reaction conditions.

Role of Solvent

The choice of solvent can significantly affect the outcome of a chemical reaction. In this case, acetic acid (CH3COOH) serves as a solvent that can stabilize intermediates and influence the reactivity of the oxidizing agent. The solvent can also participate in the reaction, potentially leading to different products based on its properties, such as polarity and acidity.

What is the major product(s) of each of the following reactions? h.