The IUPAC name of compound is:

Butan-2-aldehyde

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2-Methyl-butanal

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3-Methyl-butanal

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2-Ethylpropanal

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Solution

The correct option is B 2-Methyl-butanal
$\Rightarrow$ 2- Methyl butanal
Since it contains parent chain of 4 carbon with aldehyde functional group.

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The IUPAC name of the compound $(C H_{3})_{2} C H C H_{2} C H_{2} C l$ is

IUPAC name of (CH₃)₂CH - N(CH₃)₂is

I U P A C

(C H_{3})_{2} C H - C H_{2} - C H_{2} B r

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