NEET 2012 · Prelims · Code A · Q89

Which nomenclature is not according to IUPAC system?

1

$\displaystyle 2$-Methyl-$\displaystyle 3$-phenylpentane

2

$\displaystyle 5$-oxohexanoic acid

3

$\displaystyle 1$-Bromo-prop-$\displaystyle 2$-ene

4

$\displaystyle 4$-Bromo, $\displaystyle 2$, $\displaystyle 4$-di-methylhexane

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