Formation of some bicyclic systems by ra
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Athelstan L.J. Beckwith; George Phillipou; Algirdas K. Serelis
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Article
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1981
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Elsevier Science
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French
⚖ 186 KB
The rates and stereochemistry of ring closure of the radicah (21, (Lj), Cl\_?), and (161 have been detemined and rationalised. Recently,l we suggested that 1,5-ring closures of substituted hex-5-enyl radicals and related acyclic species are stereoselective: l-or 3-substituted systems give mainly ci