What is the IUPAC name for the following compound?
A)6-Ethyl-1-heptene
B)2-Ethyl-1-heptene
C)2-Ethyl-1-octene
D)6-Ethyl-6-heptene

Question

What is the IUPAC name for the following compound? 
A)6-Ethyl-1-heptene 
B)2-Ethyl-1-heptene 
C)2-Ethyl-1-octene 
D)6-Ethyl-6-heptene

Quizplus · Accepted Answer

The longest carbon chain contains 8 carbons, so the parent name is octene. The double bond is between carbons 1 and 2, so it is a 2-octene. Finally, there is an ethyl group attached to carbon 2, giving us the name 2-ethyl-1-octene. None of the other choices match this structure.

What Is the IUPAC Name for the Following Compound