Highly diastereoselective synthesis of 1-pyrrolines via SnCl4-promoted [3 + 2] cycloaddition between activated donor-acceptor cyclopropanes and nitriles
- PMID: 22013982
- DOI: 10.1021/ol2024423
Highly diastereoselective synthesis of 1-pyrrolines via SnCl4-promoted [3 + 2] cycloaddition between activated donor-acceptor cyclopropanes and nitriles
Abstract
Activated donor-acceptor cyclopropanes underwent formal [3 + 2] cycloaddition with nitriles in the presence of SnCl(4). The product 1-pyrrolines were isolated as single cis-diastereomers in moderate to good yields.
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