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Which of the following is not a phenol derivative?

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+1 vote
in Fermentation Technology by (72.1k points)
Which of the following is not a phenol derivative?

(a) Vanillic

(b) Syringic

(c) Ferulic acid

(d) Malic acid

I have been asked this question in an interview for internship.

My question comes from Beer and Brewing in portion SCADA System for Bioreactors, Beer and Brewing of Fermentation Technology

1 Answer

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Best answer
Right answer is (d) Malic acid

For explanation: Malic acid is not a phenolic derivative. Whereas vanillic, syringic, ferulic acid, p-hydroxybenzoic, p-coumaric are the derivatives of hydroxybenzoic and hydroxycinnamic acids.

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