Convert hex-4-ennitrile to hex-4-enal. – InterviewSolution

1.	Convert hex-4-ennitrile to hex-4-enal.
Answer» Solution :Diisobutyl aluminium HYDRIDE (DIBAL - H) selectively reduces the alkyl cyanides to form imines which on hydrolysis GIVES aldehydes. Example : `underset("hex-4-ennitrile")(CH_(3)-CH=CH-CH_(2)-CH_(2)-CN)underset("II)"H_(2)O)OVERSET("i)"ALH(t-bu)_(2))tounderset("hex-4-enal")(CH_(3)-CH=CH-CH_(2)-CH_(2)-CHO)`

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