Question

identify the best iupac name for the compound having the condensed formula below. (ch3ch2)2chch2ch2c(ch3)3

Explanation:

Step1: Find longest carbon chain

Longest chain: 6 carbons (hexane).

Step2: Number chain for lowest substituents

Number from right (substituents at C1, C4 < C3, C6).

Step3: Identify substituents

C1: 3 methyls (trimethyl); C4: 1 ethyl.

Step4: Name with alphabetical order

Ethyl (e) before methyl (m): 4-ethyl-1,1,1-trimethylhexane.

Answer:

4-ethyl-1,1,1-trimethylhexane