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Aldehydes, Ketones and Carboxylic Acids

Section: Chemistry

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Question : 3 of 71

Marks: +1, -0

An organic compound P having molecular formula C6H6O3 gives ferric chloride test and does not have intramolecular hydrogen bond. The compound P reacts with 3 equivalents of NH2‌OH to produce oxime Q . Treatment ofP with excess methyl iodide in the presence of KOH produces compound R as the major product. Reaction of R with excess iso-butylmagnesium bromide followed by treatment with H3O+ gives compound S as the major product.
The total number of methyl (−CH3) group(s) in compound S is ________.

[JEE Adv 2024 P2]

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