1.

When an optically active amine 'A' having molecular formula C_(4)H_(11)N is subjected to Hoffmann's exhaustive methylation followed by hydrolysis, an alkene 'B' is produced which upon ozonolysis and subsequent hydrolysis yields formaldehyde and propanal. The amine 'A' is

Answer»

`CH_(3)-underset(NH_(2))underset("|")"CH"CH_(2)CH_(3)`
`CH_(3)NH-underset(CH_(3))underset("|")"CH"-CH_(3)`
`CH_(3)-underset(CH_(3))underset("|")"NC"H_(2)CH_(3)`
`CH_(3)CH_(2)CH_(2)CH_(2)NH_(2)`

Answer :A


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