2 Answered Questions for the topic stereoselectivity

07/09/19

Why is the exo product formed in the Diels–Alder reaction between furan and maleic anhydride?
For most Diels–Alder reactions, the major product is *endo* because there are favourable interactions between the newly forming pi bond and the electron withdrawing groups of the dienophile. Why... more
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Stereoselectivity Organic Chemistry Halides

06/27/19

Why don't alkynes undergo preferential anti bromination to the degree that alkenes do?
Alkenes, for the most part (unless there is a phenyl group or highly ionising solvent) undergo almost exclusively anti addition of bromine. However, under similar conditions alkynes, although... more
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