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JEE Main 2026 Jan 22 Shift 2, Chemistry Q8: Naming of Carboxylic acids & Its Derivatives

JEE Main2026Jan 22, Shift 2Chemistry
Q.

The IUPAC name of the following compound is :

  1. A

    n-propyl-2-bromo-5-methylheptanoate

  2. B

    2-bromo-5-methylhexylpropanoate

  3. C

    2-bromo-5-methylpropanoate

  4. D

    n-propyl-1-bromo-4-methylhexanoate

Solution

The acid portion has a 7-carbon main chain ending in (heptanoic acid). Numbering from the carboxyl carbon (C1): Br at C2 and a methyl branch at C5.

The alcohol portion is n-propanol, giving the ester as the n-propyl group.

Hence the name: n-propyl 2-bromo-5-methylheptanoate.

Concept behind this question

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