1.

The correct IUPAC name of compound `CH_(3)-CH_(2)-underset(O)underset(||)(C)-underset(CN)underset(|)(CH)-CHO` isA. 2-cyano-3-oxopentanalB. 2-formyl-3-oxopentanenitrileC. 2-cyano-1,3-pentanedioneD. 1,3-dioxo-2-cyanopentane

Answer» Correct Answer - B
Here the main function group is `-CN`, which had nitrile suffix and CHO and CO are taken as substituents.
`overset(5)(C)H_(2)-overset(4)(C)H_(2)-underset(O)underset(||)overset(3)(C)-underset(CN)underset(1|)overset(2)(CH)-CHO` (2-formyl -3- oxopentanenitrile)


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