Question

How many equivalents of ${\mathrm{CH}}_3\mathrm{MgBr}$ are required to make$2-\mathrm{methylpropan}-2-\mathrm{ol}$ from ethyl ethanoate?

Answer 1

From the figure given below, it can be seen that there are $2$ equivalents of ${\mathrm{CH}}_3\mathrm{MgBr}$ are required to make $2-\mathrm{methylpropan}-2-\mathrm{ol}$ from ethyl ethanoate.