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The IUPAC name of CH(2)overset(OH)over...

The `IUPAC` name of
`CH_(2)overset(OH)overset(|)(CH)CH_(2)overset(CH_(3))overset(|)(CH)CHO`
is

A

(1) `4`-hydroxy-`2`methylpentanal

B

(2) `2`-hydroxy-`4`-methylpentanal

C

(3) `2`-methylpent-`4`-ol-`1`-al

D

(4) none of these

Text Solution

Verified by Experts

The correct Answer is:
A
The principle function is `-CHO`. Thus, the compound is an alkanal. The direction of numbering is fixerd as the `C of CHO` is always `C-1`:
`underset("4-Hydroxy-2-methylpentane")(CH_(3)-underset(OH)underset(|)CH-CH_(2)-underset(CH_(3))underset(|)CH-CHO`
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