Question

Write down the possible isomers of C₅H₁₁Br and give their IUPAC and common names.

Answer 1

C₅H₁₁Br – Possible isomers

\[\ce{CH3 – CH2 – CH2 – CH2 – CH2 – Br → 1}\]	1 - bromo pentane
\[\begin{array}{cc} \ce{CH3 - CH2 - CH2 - CH - CH3}\\ \phantom{.............}|\\ \phantom{..............}\ce{Br} \end{array}\]	2 – bromo pentane
\[\begin{array}{cc}\ce{CH3 - CH2 - CH - CH2 - CH3}\\|\phantom{..}\\\ce{Br}\end{array}\]	3 – bromo pentane
\[\begin{array}{cc}\ce{CH3}\phantom{...}\\ |\phantom{......}\\\ce{CH3 - C - CH2 - Br}\\ |\phantom{......}\\\ce{CH3}\phantom{....} \end{array}\]	1 – bromo 2, 2 – dimethyl propane
\[\begin{array}{cc}\ce{CH3 - CH - CH2 - CH2 - Br}\\|\phantom{..............}\\\ce{CH3}\phantom{...........}\end{array}\]	1 – bromo 3 – methyl butane
\[\begin{array}{cc}\ce{CH3 - CH - CH - CH3}\\ |\phantom{......}|\phantom{..}\\\ce{CH3}\phantom{...}\ce{Br}\phantom{..}\end{array}\]	2 – bromo 3 – methyl butane
\[\begin{array}{cc}\ce{CH3}\phantom{......}\\ |\phantom{.........}\\\ce{CH3 - CH - CH2 - CH3}\\ |\phantom{.........}\\\ce{Br}\phantom{........} \end{array}\]	2 – bromo 2 – methyl butane
\[\begin{array}{cc}\ce{CH3 - CH2 - CH - CH2 - Br}\\|\\\phantom{...}\ce{CH3}\end{array}\]	1 – bromo 2- methyl butane