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Ch.12 Alcohols, Thiols, Ethers, Aldehydes, and Ketones
Timberlake - Chemistry: An Introduction to General, Organic, and Biological Chemistry 14th Edition
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Tutti i libri di testoTimberlake 14th EditionCh.12 Alcohols, Thiols, Ethers, Aldehydes, and KetonesProblema 32b
Capitolo 12, Problema 32b

Draw the condensed structural formulas for the aldehyde and carboxylic acid produced when each of the following is oxidized:
c. 3-chloro-1-propanol

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1
Step 1: Understand the oxidation process for alcohols. Primary alcohols, such as 3-chloro-1-propanol, are oxidized first to aldehydes and then further oxidized to carboxylic acids. This involves the removal of hydrogen atoms and the addition of oxygen atoms.
Step 2: Identify the structure of 3-chloro-1-propanol. The molecule consists of a three-carbon chain with a hydroxyl (-OH) group attached to the first carbon and a chlorine atom attached to the third carbon. Its condensed structural formula is CH2Cl-CH2-CH2OH.
Step 3: Determine the aldehyde produced in the first step of oxidation. The hydroxyl group (-OH) on the first carbon is oxidized to a carbonyl group (-CHO), forming an aldehyde. The condensed structural formula for the aldehyde is CH2Cl-CH2-CHO.
Step 4: Determine the carboxylic acid produced in the second step of oxidation. The aldehyde group (-CHO) is further oxidized to a carboxylic acid group (-COOH). The condensed structural formula for the carboxylic acid is CH2Cl-CH2-COOH.
Step 5: Summarize the oxidation process. The primary alcohol (3-chloro-1-propanol) is oxidized first to an aldehyde (CH2Cl-CH2-CHO) and then to a carboxylic acid (CH2Cl-CH2-COOH). These transformations involve the progressive addition of oxygen atoms to the functional group.

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Oxidation Reactions

Oxidation reactions involve the loss of electrons or an increase in oxidation state by a molecule. In organic chemistry, this often refers to the conversion of alcohols to aldehydes or carboxylic acids. Understanding the mechanism of oxidation is crucial for predicting the products formed when specific alcohols, like 3-chloro-1-propanol, undergo oxidation.
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Alcohol Reactions Oxidation Reactions Example 1

Functional Groups

Functional groups are specific groups of atoms within molecules that are responsible for the characteristic chemical reactions of those molecules. In this case, the aldehyde group (-CHO) and the carboxylic acid group (-COOH) are key functional groups that result from the oxidation of alcohols. Recognizing these groups helps in drawing the correct condensed structural formulas.
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Functional Group Priorities Concept 1

Condensed Structural Formulas

Condensed structural formulas provide a simplified representation of a molecule's structure, showing the arrangement of atoms and functional groups without depicting all the bonds explicitly. For aldehydes and carboxylic acids, these formulas highlight the key functional groups and the carbon skeleton, making it easier to visualize the molecular structure resulting from the oxidation of 3-chloro-1-propanol.
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Condensed Formula Concept 1
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