What is the major elimination product obtained from the following reaction?

Question

Quizplus · Accepted Answer

The major elimination product obtained from this reaction is II. This is because the reaction involves a strong base (NaNH2) and a bulky leaving group (tert-butyl), which favors the E2 mechanism. The removal of a proton and a leaving group simultaneously from the most substituted β-carbon results in the formation of the less substituted alkene II as the major product.

What Is the Major Elimination Product Obtained from the Following