IUPAC name of the below is : - Vidyadip

MCQ

$IUPAC$ name of the below is :

A
But$-2-$ene$-2,3-$diol
✓
Pent$-2-$ene$-2,3-$diol
C
$2-$methylbut $-2-$ ene $-2,3-$diol
D
Pent$-3-$ene$-3,4-$diol

✓

Answer

Correct option: B.

Pent$-2-$ene$-2,3-$diol

b
Here, $- OH$ is the main functional group.

The number will start from the lower-$OH$ group as shown in the structure.

The name is Pent-$2$-ene-$2,3$-diol.

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