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What is the common name of butanal?

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in Chemistry – Class 12 by (188k points)
What is the common name of butanal?

(a) n-Butanaldehyde

(b) α-Butanaldehyde

(c) n-Butyraldehyde

(d) α-Butyraldehyde

The question was asked in examination.

Question is from Nomenclature and Structure of Carbonyl Groups in division Aldehydes, Ketones and Carboxylic Acids of Chemistry – Class 12

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The correct answer is (c) n-Butyraldehyde

Explanation: Butanal is a straight chain aldehyde with 4 carbon atoms including the carbonyl group. There is no substituent present in the carbon chain and hence the prefix n- is given in the common name.

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