1.

Identify B, C, D and E in the following reactions CH_3-underset(CH_3)underset(|)CH-CH_2-CH_2-Brunderset((ii) D_20)underset(rarr)"(i)Mg/Ether"(B) (A) (A) underset(rarr)(LiAlH_4) (C) (A) underset(rarr)(Wurtz) (D) (A) underset((ii) Cu underset(rarr)"(i)Li" (E)

Answer»

Solution :`CH_3-underset(CH_3)underset(|)CH-CH_2-CH_2-Broverset((i) Mg//Ether)rarrCH_3-underset(CH_3)underset(|)CH-CH_2-CH_2-MgBroverset(D_2O)rarrCH_3-underset(CH_3)underset(|)CH-CH_2-CH_2D`
(B)
`CH_3-underset(CH_3)underset(|)CH-CH_2-CH_2-Broverset(LiAlH_4)rarrCH_3-underset(CH_3)underset(|)CH-CH_2-CH_3`
(C)
2 MOL of (A) `overset(Wartz)underset(Na//Ether)rarrCH_3-underset(CH_3)underset(|)CH-CH_2-CH_2-CH_2-CH_2-underset(CH_3)underset(|)CH-CH_3` (D)
`CH_3-underset(CH_3)underset(|)CH-CH_2CH_2-Broverset((i)Li)underset((ii)Cut)rarr(CH_3-underset(CH_3)underset(|)CH-CH_2-CH_2)_2CuLi`
`DARR(A)`
`CH_3-underset(CH_3)underset(|)CH-CH_2-CH_2-CH_2-CH_2-underset(CH_3)underset(|)CH-CH_3`
(E)


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