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Carboxylic acids And Acid Derivatives

Question
ICSEENICH12029161
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How will you bring about the following conversions :

(i) Chloroacetic acid to Glycine.    

(ii) Formic acid to Oxalic acid.   

(iii) Diethyl ether to ethanol.  

Solution

Question
ICSEENICH12029172
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Complete the following statement by selecting the correct alternative from the choices given:

In the equation CH3COOH +Cl2 ----> A, the compound A is:

  • CH3CH2Cl

  • ClCH2COOH

  • CH3Cl

  • CH3COCl

Solution

B.

ClCH2COOH

Question
ICSEENICH12029191
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Identify space the space compounds space straight A comma space straight B space and space straight C colon straight i right parenthesis space straight C subscript 2 straight H subscript 5 OH space rightwards arrow with PCl subscript 5 on top space straight A rightwards arrow with KCN on top space straight B space rightwards arrow with straight H subscript 3 straight O to the power of plus on top space straight C subscript 2 straight H subscript 5 COOH space rightwards arrow from increment to NH subscript 3 of space straight C ii right parenthesis space straight C subscript 6 straight H subscript 5 COOH space rightwards arrow with SOCl subscript 2 on top space straight A rightwards arrow with NH subscript 3 on top space straight B space rightwards arrow with Br subscript 2 divided by KOH on top space straight C

Solution

straight i right parenthesis space straight C subscript 2 straight H subscript 5 OH space plus PCl subscript 5 space rightwards arrow stack straight C subscript 2 straight H subscript 5 Cl space with left parenthesis straight A right parenthesis below stack straight C subscript 2 straight H subscript 5 Cl space with left parenthesis straight A right parenthesis below space plus KCN space rightwards arrow stack CH subscript 3 minus CH subscript 2 CN with left parenthesis straight B right parenthesis below stack CH subscript 3 minus CH subscript 2 CN with left parenthesis straight B right parenthesis below space plus space straight H subscript 3 straight O to the power of plus space rightwards arrow space CH subscript 3 CH subscript 2 COOH space CH subscript 3 CH subscript 2 COOH space rightwards arrow from NH subscript 3 to increment of space stack CH subscript 3 CH subscript 2 CONH subscript 2 space with left parenthesis straight C right parenthesis below plus straight H subscript 2 straight O ii right parenthesis space straight C subscript 6 straight H subscript 5 COOH space rightwards arrow with SOCl subscript 2 on top space straight C subscript 6 straight H subscript 5 COCl space rightwards arrow with NH subscript 3 on top space straight C subscript 6 straight H subscript 5 CONH subscript 2 space rightwards arrow with Br subscript 2 divided by KOH on top space straight C subscript 6 straight H subscript 5 NH subscript 2 space plus CO subscript 2

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Question
ICSEENICH12029192
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Starting with Grignard reagent, how will you prepare propanoic acid?

Solution

Preparation of Propanoic acid:
Step space 1 colon CH subscript 3 CH subscript 2 space straight X space plus space Mg space rightwards arrow with dry space ether on top space stack CH subscript 3 CH subscript 2 MgBr with Grignard space reagent below where space straight X space left parenthesis space Cl comma space Br comma space straight I right parenthesis space Step space 2 colon space CH subscript 3 CH subscript 2 minus Mg minus straight X space space plus straight O equals straight C equals straight O space rightwards arrow with Dry space ether on top space CH subscript 3 CH subscript 2 COO to the power of minus MgX to the power of plus CH subscript 3 CH subscript 2 COO to the power of minus MgX to the power of plus space rightwards arrow with straight H subscript 3 straight O to the power of plus on top space CH subscript 3 CH subscript 2 CH subscript 2 COOH

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