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JEE PYQ: Aldehydes And Ketones Question 34

Question 34 - 2019 (09 Jan Shift 1)

$\text{R-C}\equiv\text{N} \xrightarrow{\text{(i) AlH(i-Bu)}_2, \text{(ii) H}_2\text{O}}$ ?

(1). (RCOOH)

(2). (RCONH$_2$)

(3). (RCHO)

(4). (RCH$_2$NH$_2$)

Show Answer

Answer: (3)

Solution

DIBAL-H (diisobutylaluminium hydride) reduces nitriles to aldehydes at low temperature.


Learning Progress: Step 34 of 49 in this series