Question

CH3-CH2-CH2-CH=CH2+HBr in present of H2O2 what is nxt product
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Answer 1

Answer:

Peroxides often follow the Anti Markownikoff nucleophilic addition, so here the product instead of being

Ch3-Ch2-Ch2-ChBr-Ch3, Will actually be

Ch3-Ch2-Ch2-Ch2-Ch2-Br

Also, remember the importance fact that addition of only HBr is supported here in along with the peroxides free radical mechanism and not with iodine or chlorine, the reason being that the two intermediate steps in mechanism which is propogation steps become endothermic.