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Synlett 2001; 2001(4): 0532-0534
DOI: 10.1055/s-2001-12335
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Diastereoselective Cobalt-mediated Acylation-Cyclization of Allenes

Roderick W. Bates* , Vachiraporn Satcharoen
  • *Chulabhorn Research Institute, Vibhavadi-Rangsit Road, Laksi, Bangkok 10210, Thailand; Fax + 66 2 574 2027; E-mail: roderick@tubtim.cri.or.th
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Publication History

Publication Date:
31 December 2001 (online)

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Allenes with α-oxygen and γ-sulfonamide substituents were synthesized and cyclized to pyrrolidines using an acyl cobalt reagent. The reactions proceeded with very high trans selectivity.

allene - cobalt - cyclization - pyrrolidine - diastereoselectivity