Question

The IUPAC name of the given compound is .

• A. $2,2,3-trimethylbutane$
• B. $2,3,3-trimethylbutane$
• C. $1,1,2,2-tetramethylpropane$

Answer 1

The correct option is A $2,2,3-trimethylbutane$

The parent chain of the compound is shown below.


The word root here is but as there are four carbon atoms in the parent chain. There are three methyl groups attached to the parent chain. Out of this, two of them are attached to the second carbon atom and the other methyl group to the third one. Thus, the IUPAC name of the compound is 2,2,3-trimethylbutane.