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The compound 3-Phenylprop-2-enal is also known as _________

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in Chemistry – Class 12 by (188k points)
The compound 3-Phenylprop-2-enal is also known as _________

(a) Crotonaldehyde

(b) Cinnamaldehyde

(c) Salicylaldehyde

(d) Vanillin

This question was addressed to me during an interview.

My doubt stems from Nomenclature and Structure of Carbonyl Groups in division Aldehydes, Ketones and Carboxylic Acids of Chemistry – Class 12

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The correct choice is (b) Cinnamaldehyde

The best I can explain: In cinnamaldehyde, a benzene ring is attached to the end carbon of the aldehyde chain and also has a carbon double bond at the alpha carbon. Its formula is C6H5-CH=CH-CHO.

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