3-Methyl-pent-2-ene on reaction with HBr in presence of peroxide forms an addition product. The number of possible stereoisomers for the product is :
- (A)Six
- (B)Zero
- (C)Two
- (D)Four✓ Correct
Answer: (D)
Solution
With HBr and a peroxide the addition is anti-Markovnikov and radical, placing bromine on to give 2-bromo-3-methylpentane. That product carries two distinct stereocentres, at and , so it has stereoisomers.
JEE Main · 2017 · 02 Apr 2017 · Offline · Single correct option