What reagent and/or reaction conditions would you choose to bring about the following conversion?
(a)
(b)
(c)
(d)
\(CH_3-C \equiv CH \xrightarrow [dil. H_2SO_4] {HgSO_4 } (A)\)
\(CH_3-C \equiv CH \xrightarrow [(2) H_2SO_4/HO^-] {(1) BH_3THF} (B)\)
Products (A) and (B) are differentiated by:
1. 2-4 DNP
2. NaOI
3. Na-metal
4. NaHSO3
End Product (C) in above reaction is :
(b)
(c)
Compound (X) C4H8O, which reacts with 2, 4-DNP derivative and gives negative haloform test is.
1.
2.
3.
4.
Product (B) of the reaction is :
1.
2.
3.
4.
Above conversion can be achieved by :
(a)
(b)
(c) H2/Pt
(d) LiAlH4
Product (A) of the reaction is :
. This reaction gives best yield at:
(a) pH 1 - 2
(b) pH 4 - 5
(c) pH 10 - 11
(d) pH 13 - 14
An aromatic compound A of the molecular formula C8H10O on reaction with iodine and dilute NaOH gives a yellow precipitate. The structure of the compound is expected to be-
1.
2.
3.
4.
In the following sequence :
(1)
(2)
(3)
(4)