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Radical cyclizations of enantiomerically enriched N-allyl-o-iodoanilides provide N-acyl-3-alkyl-2,3-dihydroindoles in good yields and with good to excellent levels of chirality transfer from the N-Ar axis to the new stereocenter. In competitive cyclizations of N-acryloyl-N-allyl-o-iodoanilides, the addition of an o-methyl group reverses the regioselectivity of the radical cyclization from the acryloyl...
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