Virtually complete diastereoselectivity is observed in the intramolecular amidation of saturated C-H bonds, catalyzed by the ruthenium porphyrin catalyst 1 or 2. Reactions of sulfamate esters with PhI(OAc)2 in the presence of 1 or 2 afforded cyclic sulfamidates in up to 87% ee.
|Number of pages||4|
|Journal||Angewandte Chemie - International Edition|
|Publication status||Published - 16 Sep 2002|
- Asymmetric catalysis
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