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In a set of reactions propionic acid yield compound D

CH_{3}CH_{2}COOH\xrightarrow[]{SOCl_{2}} B \xrightarrow[]{NH_{3}} C \xrightarrow[KOH]{Br_{2}} D

The structure of D is -

Option: 1

CH3CH2CONH2


Option: 2

CH3CH2NHCH2


Option: 3

CH3CH2NH2


Option: 4

CH3CH2CH2NH2


Answers (1)

best_answer

As we learnt ,

 

Hydrolysis of acyl halides and anhydrides -

Acid chlorides on hydrolysis give carboxylate ion which on acidification yield carboxylic acid.

Anhydrides hydrolysed to the corresponding acid.

- wherein

RCOCl+H_{2}O\rightarrow RCOO^{-}+Cl^{-}\rightarrow RCOOH


(C_{6}H_{5}CO_{2})O+H_{2}O\rightarrow 2C_{6}H_{5}COOH

 

 CH_{3}CH_{2}COOH \xrightarrow[]{SOCl_{2}} CH_{3}CH_{2}COCl \xrightarrow[]{NH_{3}} CH_{3}CH_{2}CONH_{2} \xrightarrow[KOH]{Br_{2}} CH_{3}CH_{2}NH_{2}

 

Posted by

Pankaj Sanodiya

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