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Question

Chemistry Question on Haloalkanes and Haloarenes

33-Phenylpropene on reaction with HBrHBr gives (as a major product)

A

C6H5CH2CH(Br)CH3C_6 H_5 CH_2 CH(Br)CH_3

B

C6H5CH(Br)CH2CH3C_6 H_5 CH(Br)CH_2 CH_3

C

C6H5CH2CH2CH2BrC_6 H_5 CH_2 CH_2 CH_2 Br

D

C6H5CH(Br)CH=CH2C_6 H_5 CH(Br)CH = CH_2

Answer

C6H5CH2CH(Br)CH3C_6 H_5 CH_2 CH(Br)CH_3

Explanation

Solution

The addition of HBr on unsymmetrical alkene take place on the basis of Markownikoff's addition-"The negative part of the addendum is added to that carbon atom which has lesser number of HH atoms".