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  • Solve! In Cannizzaro reaction given belowthe slowest step is

In Cannizzaro reaction given below

the slowest step is

  • Option 1)

    the attack of :OH^{-} at the carboxyl group

  • Option 2)

    the transfer of hydride to the carbonyl group

  • Option 3)

    the abstraction of proton from the carboxylic group

  • Option 4)

    the deprotonation of PhCH_{2}OH

 

Answers (1)

best_answer

As we learnt in 

Cannizzaro's reaction -

Shown by aldehydes which do not have \alpha- H atom and undergo disproportion (self-oxidation reduction) process to produce alcohol and carboxylic acid salt.

- wherein

2HCHO\overset{conc.NaOH}{\rightarrow}HCOONa+CH_{3}OH

 

 Cannizzaro

Cannizzaro 2


Option 1)

the attack of :OH^{-} at the carboxyl group

This option is incorrect

Option 2)

the transfer of hydride to the carbonyl group

This option is correct

Option 3)

the abstraction of proton from the carboxylic group

This option is incorrect

Option 4)

the deprotonation of PhCH_{2}OH

This option is incorrect

Posted by

prateek

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