question_answer

The IUPAC name of the compound shown below is     AIEEE  Solved  Paper-2006

A) 2-bromo-6-chlorocyclohex-1-ene

B) 6-bromo-2-chlorocyclohexene

C) 3-bromo-1-chlorocyclohexene

D) 1-bromo-3-chlorocyclohexene

Correct Answer: C

Solution :

Unsaturation (double bond) is given priority over halogen, then lowest set of locants. So, the correct IUPAC name is 3-bromo-1 -chlorocyclohexene.