Which of the reagents shown below would accomplish the following transformations?
(A) (B)
1) $H_{3} O^{+}$ $B H_{3} T H F; H_{2} O_{2} / N a O H$
2) NaOH $B H_{3} T H F; H_{2} O_{2} / N a O H$
3) HBr in ether $H g (O A c)_{2} / H_{2} O; N a B H_{4}$
4) $N a N H_{2}$ $H g (O A c)_{2} / H_{2} O_{2}; N a B H_{4}$

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Solution

In the given reaction first elimination reaction of the compound takes place with $N a N H_{2}$ to form propene.
This propene is then reacted with $H g (O A c)_{2} / H_{2} O; N a B H_{4}$ . It undergoes oxymercuration-demercuration reaction to form isopropyl alcohol as a major product.

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A H_{2} O - --- \to H_{2} S O_{4} B

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From the following, A may be:

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(A)	(B)
1) $H_{3} O^{+}$	$B H_{3} T H F; H_{2} O_{2} / N a O H$
2) NaOH	$B H_{3} T H F; H_{2} O_{2} / N a O H$
3) HBr in ether	$H g (O A c)_{2} / H_{2} O; N a B H_{4}$
4) $N a N H_{2}$	$H g (O A c)_{2} / H_{2} O_{2}; N a B H_{4}$

Which of the reagents shown below would accomplish the following transformations?(A)(B)1) H3O+BH3THF;H2O2/NaOH2) NaOHBH3THF;H2O2/NaOH3) HBr in etherHg(OAc)2/H2O;NaBH44) NaNH2Hg(OAc)2/H2O2;NaBH4

In the given reaction first elimination reaction of the compound takes place with NaNH2 to form propene.This propene is then reacted with Hg(OAc)2/H2O;NaBH4. It undergoes oxymercuration-demercuration reaction to form isopropyl alcohol as a major product.

In the given reaction first elimination reaction of the compound takes place with $N a N H_{2}$ to form propene.
This propene is then reacted with $H g (O A c)_{2} / H_{2} O; N a B H_{4}$ . It undergoes oxymercuration-demercuration reaction to form isopropyl alcohol as a major product.