How to Solve Advanced Organic Chemistry Problems (IChO 2021 Prep Problem 24)

In this video I will show you how to solve Advanced Organic Chemistry Problems from the International Chemistry Olympiad. Todays problem is IChO 2021 Prep Problem 24

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The stereochem of the aldol is chosen because you are using a bulky base which will prefer to grab the proton from the back face. Using something like MeONa would give you a lot less enantioselectivity