SEARCH Articles Figures Tables Acyclic systems allylic strain Allyl strain Allyl strain Allylic strain alkylation Allylic strain element Allylic strain in alkylidenecyclohexanes Allylic strain in enamines Cyclohexenes allylic strain Diastereoselectivity allylic strain Radicals allylic strain Stereoselectivity allylic strain Substituents at the Radical Center that Induce Allylic Strain