The IUPAC name of the compound

• A

  1-bromo-1-chloro-4, 4 '-bicyclobutane
• B

  4 -(4'-chlorocyclobutyl)-1-bromocyclobutane
• Correct answer
  C

  3 -bromo- 3 '-chloro-1, 1 '-bicyclobutane
• D

  4-(4'-bromocyclobutyl)-1-chlorocyclo butane

Solution

Br gets preference over Cl. Hence, its IUPAC name is 3 -bromo-3'-chloro-1, 1 '-bicyclobutane.

Hence, the correct answer is option: 'C'.