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B
2-Methylpropan-1,3-dial
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C
1-Hydroxy-2-methylpropan-1-ol
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D
None of these
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Solution
The correct option is D 2-Methylpropane-1,3-diol The given compound can be numbered from left to right or vice versa. At the 2nd position, there is a methyl group and is designated as 2-Methyl.
The parent carbon chain contains 3 carbon atoms resembling propane and at the positions 1 and 3, there's the hydroxyl group designated as 1,3-diol.
So the IUPAC name of the given compound is 2-Methylpropane-1,3-diol.