Question

The systematic IUPAC name of the compound is?

$C{H}_3-\stackrel{C_2{H}_5}{\stackrel{|}{\underset{C_2{H}_5}{\underset{|}{C}}}}-C{H}_{2}Cl$

• A. neoHeptylchloride
• B. 3-Chloro-2, 2-diethylpropane
• C. 2-Chloromethyl-2-methyl pentane
• D. 1-Chloro-2-ethyl-2-methylbutane

Answer 1

The correct option is D

1-Chloro-2-ethyl-2-methylbutane

Word root = but

Primary suffix = ane

Lowest locant set = 1,2,2

Secondary prefixes = 1-chloro,2-ethyl,2-methyl

IUPAC name is 1- chloro,2-ethyl-2-methylbutane

Answer is (d)