Bredt's Rule ·
Why Bridgehead Alkenes Refuse to Exist
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.com · bridgehead · π-twist · olefin strain
system
bicyclic cage
twist φ
0°
OSE
— kcal/mol
step
—
cage carbons
bridgehead C1 / twisted p
partner p orbital
π overlap / strain
isolable (S ≥ 7)
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