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Synthesis of α-halo and α-deuterio-β-lactams

✍ Scribed by M.S. Manhas; M.S. Khayavi; S.S. Bari; Ajay K. Bose

Publisher: Elsevier Science
Year: 1983
Tongue: French
Weight: 216 KB
Volume: 24
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)81915-2

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✦ Synopsis

A convenient synthesis of 3,3-dibromo-2-azetidinones involves the reaction of an imine with the trimethyZsiZyZ ester of tribromoacetic acid and triphenyZphosphine_; reduction with II-Bu3SnH and n-Bu3SnD can be controlled to lead to cis-3-bromo-2-azetidinones. and cis or trans 3-deuterio-Z-azetidinonss.

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