Which one of the following is a common name of Butanoic acid?
Correct answer: A. n-Butyric acid
- A. n-Butyric acid
- B. Formic acid
- C. Caproic acid
- D. Propanoic acid
Explanation
Butyric acid is the common (trivial) name for the four-carbon carboxylic acid, butanoic acid. It is known for its unpleasant odor, found in rancid butter.
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About Carboxylic Acids
Carboxylic acids are named and studied through the combined effects of the carbonyl and hydroxyl groups, their preparation, acidity and hydrogen bonding. Reactions include neutralisation, esterification, reduction and conversion into acid chlorides, anhydrides, esters and amides, with emphasis on how these derivatives interconvert.
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