Name the compound below:CH3-CH2-CH2-CH2-CH2-COOHGroup of answer choicesPentanoic acidHexanoic acidhexane carboxylic acidCyclohexanoic acid
Question
Name the compound below:
CH3-CH2-CH2-CH2-CH2-COOH
Group of answer choices
- Pentanoic acid
- Hexanoic acid
- hexane carboxylic acid
- Cyclohexanoic acid
Solution
The compound CH3-CH2-CH2-CH2-CH2-COOH is named as Pentanoic acid.
Here's the step by step process:
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Identify the longest carbon chain that contains the carboxyl group (-COOH). In this case, it's a chain of 5 carbons.
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The suffix for a carboxylic acid is "-oic acid".
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The prefix for a chain of 5 carbons is "pent-".
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Combine the prefix and suffix to get the name: Pentanoic acid.
So, the correct answer from the given choices is Pentanoic acid.
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