The IUPAC name of the compound CH3−CH(CH3)−CH2−CH2Cl is:
A
1-chloro-3-methylbutane
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B
2-methyl-4-chlorobutane
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C
2-methyl-1-chlorobutane
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D
1-chloropentane
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Solution
The correct option is A 1-chloro-3-methylbutane IUPAC name of given compound is I-Chloro-3-methylbutane. The parent chain has 4 carbon atoms with a chlorine atom as the substituent at C-1 & methyl group as the substituent at C-3 (chlorine is given preference over methyl).