Assign the IUPAC name to [(CH3)2 CH]3 COH. (a) 3-(2-methylethyl)- 3(1-methylethyl) pentan-2-ol (

step 1 Assign the IUPC name. So we are going to discuss what is the correct IUPC name of the given comp

Assign the IUPAC name to [(CH3)2 CH]3 COH. (a)...

Assign the IUPAC name to $\left[\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}\right]_{3} \mathrm{COH}$. (a) 3-(2-methylethyl)- $3(1$-methylethyl) pentan-2-ol (b) tris-(1-methylpropyl)methanol (c) 2,4 -dimethyl-3 (1-methylethyl) pentan- $2-\mathrm{ol}$ (d) 3 -(1-methylethyl) $-2,4$-dimethylpentan-3-ol

Assign the IUPAC name to $\left[\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}\right]_{3} \mathrm{COH}$.
(a) 3-(2-methylethyl)- $3(1$-methylethyl) pentan-2-ol
(b) tris-(1-methylpropyl)methanol
(c) 2,4 -dimethyl-3 (1-methylethyl) pentan- $2-\mathrm{ol}$
(d) 3 -(1-methylethyl) $-2,4$-dimethylpentan-3-ol

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Key Concepts

IUPAC Nomenclature

This is the systematic method for naming chemical compounds by following a set of standard rules established by the International Union of Pure and Applied Chemistry. It involves identifying the longest continuous carbon chain, naming substituents, and assigning locants to indicate the positions of functional groups and branches in the molecule.

Alcohol Nomenclature

In IUPAC naming, compounds containing a hydroxyl (–OH) functional group are classified as alcohols. The carbon atom bearing the –OH group is given priority in numbering, and the suffix ‘-ol’ is used in the compound’s name, reflecting the presence of the alcohol functional group.

Alkyl Substituent Naming

This concept deals with the correct identification and naming of alkyl groups attached to the main carbon chain. For branched substituents, systematic names such as ‘1-methylethyl’ are used instead of common names like isopropyl, ensuring clarity and consistency in the structural description.

Multiplicative Prefixes in Naming

When a molecule features several identical substituents, prefixes such as ‘di-’, ‘tri-’, etc., are incorporated into the name to indicate their quantity. This simplifies the naming process by clearly denoting the number of substituent groups attached to the parent structure.

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