1.

Which of the following will produce isopropyl amine - (I) (CH_(3))_(2)CO overset(NH_(2)OH)rarr X overset(LiAlH_(4))rarr (II) CH_(3)-CH_(2)-CHO overset(NH_(3))underset("heat")rarr X overset(LiAlH_(4))rarr (III) (CH_(3))_(2)CH-OH+PCl_(5)rarr X overset(NH_(3))rarr (IV) CH_(3)-CH_(2)-CH_(2)-NH_(2)overset("heat")rarr

Answer»

I, II
II, III
I, III
IV only

Solution :`(CH_(3))_(2)CO overset(NH_(2)OH)rarr (CH_(3))_(2)CH=N-OH overset(LiAlH_(4))rarr (CH_(3))_(2)CHNH_(2)`
`(CH_(3))_(2)CHOH overset(Cl_(5))rarr (CH_(3))_(2)CHCl overset(NH_(3))rarr (CH_(3))_(2)CHNH_(2)`


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