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Stereospecific ring expansion of β-lactams to γ-lactams with trimethylsilyldiazomethane

✍ Scribed by Deok-Chan Ha; Seogshin Kang; Coo-Min Chung; Hyun-Kyung Lim

Publisher: Elsevier Science
Year: 1998
Tongue: French
Weight: 182 KB
Volume: 39
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(98)01640-2

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✦ Synopsis

Ring opening of N-carboxylated [~-lactams with trimethylsilyldiazomethane anion followed by photolytic W~lll rcarrangmnent provided y-lactalns in a stcreospecific manner.

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