The IUPAC name of the compound is

• Molecular Formula is C₆H₁₂
• The parent chain is of Butane containing 4 carbon atoms. There is a double bond present at ${\mathrm{C}}_1$ (carbon atom at position 1). Due to this double bond, the suffix "ane" in butane is changed to "ene".
• There is presence of two methyl groups $\left(-{\mathrm{CH}}_3\right)$ at position 3.

 The IUPAC name of the molecule is 3,3-Dimethyl-1-butene.