What is the major product of the reaction of 2 -methyl- 2 -butene with each of the following reagents? a. HBr b. HCl c. HBr + peroxide d. HCl + peroxide
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Step 1: When 2-methyl-2-butene reacts with HBr, the H+ ion will add to the double bond, resulting in the formation of a carbocation intermediate. Show more…
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What will be the major product of the reaction of 2 -methyl- 2 -butene with each of the following reagents? a. $\mathrm{HBr}$ b. HBr + peroxide c. HI d. HI + peroxide e. ICl f. $\mathrm{H}_{2} / \mathrm{Pd}$ g. $\quad \mathrm{Br}_{2}+$ excess $\mathrm{NaCl}$ h. $\mathrm{Hg}(\mathrm{OAc})_{2}, \mathrm{H}_{2} \mathrm{O}$ followed by $\mathrm{NaBH}_{4}$ i. $\quad \mathrm{H}_{2} \mathrm{O}+$ trace $\mathrm{HCl}$ j. $\quad \mathrm{Br}_{2} / \mathrm{CH}_{2} \mathrm{Cl}_{2}$ k. $\quad \mathrm{Br}_{2} / \mathrm{H}_{2} \mathrm{O}$ I. $\quad \mathrm{Br}_{2} / \mathrm{CH}_{3} \mathrm{OH}$ m. $\mathrm{BH}_{3} / \mathrm{THF}$, followed by $\mathrm{H}_{2} \mathrm{O}_{2} / \mathrm{HO}^{-}$ n. $\mathrm{Hg}\left(\mathrm{O}_{2} \mathrm{CCF}_{3}\right)_{2}+\mathrm{CH}_{3} \mathrm{OH},$ followed by $\mathrm{NaBH}_{4}$
Give the expected major product from the reaction of each alkene with (i) peroxide-free HBr and (ii) HBr in the presence of peroxides. (a) 1-Hexene; (b) 2 -methyl-1-pentene; (c) 2 -methyl-2-pentene; (d) $(Z)-3$ -hexene; (e) cyclohexene.
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What are the products of each alkene addition reaction? a. $\mathrm{CH}_{3}-\mathrm{CH}-\mathrm{CH}=\mathrm{CH}_{2}+\mathrm{Br}_{2} \longrightarrow$ b. $\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}_{3}+\mathrm{Cl}_{2} \longrightarrow$ c. $\mathrm{CH}_{3}-\mathrm{C}-\mathrm{CH}=\mathrm{CH}_{2}+\mathrm{HCl} \longrightarrow$ d. $\mathrm{CH}_{3}-\mathrm{CH}-\mathrm{CH}=\mathrm{C}-\mathrm{CH}_{3}+\mathrm{HBr} \quad \longrightarrow$
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