OHOHOPutting It Together: Pericyclic Reaction Mechanisms1. Provide a curved-arrow mechanism for each of the following transformations. These are all thermallyinitiated reactions, so make sure each pericyclic reaction is allowed!OOOOOOheatO+OHheatheatHHOOO6e–thermalDISDiels-Alder(gives stereochemand endo selectivity)OOOH[3,3]sigma-tropic[3,3]sigma-tropic[3,3]sigma-tropicH+transferOHOHOHOO–OH+[3,3]sigma-tropicH+transfer,theneliminationTautomerizeenol -> ketoneAldolH2OWeek 7184
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