Chemistry, asked by noorulain07, 1 month ago

Write equations to prepare the following compounds from ethyl bromide? * C2H5SH * C2H5O C2H5 * C2H5CN

Answers

Answered by tridibdas546
0

Answer:

Answer

CH

3

−CH

2

−Br+AgCN

Δ

−AgBr

A, ethyl isocyanide

CH

3

−CH

2

−NC

C

2

H

5

OH

Na

B, ethyl methyl amine

CH

3

−CH

2

−NH

2

−CH

3

Ethyl bromide reacts with silver cyanide to form ethyl isocyanide.

Na/ethanol reduces ethyl isocyanide to ethyl methyl amine.

Hoffmann bromamide degradation reaction:

Treatment of amide with bromine and aqueous ( or alcoholic) NaOH, a primary amine is obtained.

CH

3

−CONH

2

+Br

2

+4NaOH→CH

3

−NH

2

+Na

2

CO

3

+2NaBr+2H

2

O

The product amine has one C atom less than starting material amide

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