What is the IUPAC name for the following compound?
A) 3-ethyl-2,4-dimethylpentanoyl chloride
B) 4-ethyl-3,5-dimethylpentanoyl chloride
C) 3-ethyl-2,4-dimethylhexanoyl chloride
D) 4-ethyl-3,5-dimethylhexanoyl chloride
E) 3,4,5-trimethylhexanoyl chloride

Question

What is the IUPAC name for the following compound? 
A) 3-ethyl-2,4-dimethylpentanoyl chloride 
B) 4-ethyl-3,5-dimethylpentanoyl chloride 
C) 3-ethyl-2,4-dimethylhexanoyl chloride 
D) 4-ethyl-3,5-dimethylhexanoyl chloride 
E) 3,4,5-trimethylhexanoyl chloride

Quizplus · Accepted Answer

The longest carbon chain has six carbon atoms, making the parent name hexanoyl chloride. There are two substituents, one ethyl group and two methyl groups, which are located at positions 3 and 5 on the chain. Therefore, the complete name is 4-ethyl-3,5-dimethylhexanoyl chloride.

What Is the IUPAC Name for the Following Compound