JEE Main 2022 · 25 Jul · Shift 2 · Chemistry Q73

← JEE Main 2022 · 25 Jul · Shift 2

ChemistrySingle correct+4 / -1Question 73 of 90

Major product of the following reaction is

Allyl acrylate, CH2=CH-CO-O-CH2-CH=CH2, treated with 2 HBr.

3-Bromopropyl 2-bromopropanoate

2-Bromopropyl 2-bromopropanoate

3-Bromopropyl 3-bromopropanoate

2-Bromopropyl 3-bromopropanoate

Answer and worked solution

Official answer: D

Acrylate part adds HBr anti-Markovnikov (conjugate addition), giving $\mathrm{BrCH_2CH_2CO}$ ; the allyl part adds Markovnikov, giving $\mathrm{CH_2CHBrCH_3}$ .

(D)

Topics:Alkenes Reactive intermediates

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JEE Main 2022 · 25 Jul · Shift 2, Chemistry question 73