Target Exam

CUET

Subject

Chemistry

Chapter

Organic: Alcohols, Phenols and Ethers

Question:

The IUPAC name of

Options:

1-Methoxy-2-methylbut-3-en-2-ol

4-Methoxy-3-methylbut-1-en-3-ol

2-Methoxy-1-methylbut-3-en-2-ol

3-Methoxy-4-methylbut-1-en-3-ol

Correct Answer:

1-Methoxy-2-methylbut-3-en-2-ol

Explanation:

The correct answer is option 1. 1-Methoxy-2-methylbut-3-en-2-ol.

The longest straight chain contains four carbon atoms and the main functional group is alcohol. There is a methyl group present at the 2nd carbon also there is an \(OH\) group at the 2nd position. There is a double bond present at the 3rd carbon. Thus the IUPAC name of the compound will be 1-Methoxy-2-methylbut-3-en-2-ol.