Answer-Which is the correct IUPAC name for CH₃CH₂CH(CH₃)CH₂OH?

Identify the longest carbon chain including the OH alcohol group The longest chain with the OH group has 4 carbon atoms, so the parent chain is butanol. Number the chain starting from the end nearest to the OH group Numbering from the OH side Carbon 1 CHOH Carbon 2 CH Carbon 3 CHCH methyl group on C-3 Substituent A methyl group is attached to carbon 3. Therefore, the correct IUPAC name is 3-methyl-1-butanol