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New Insights on the Origins of the Stereocontrol of the Staudinger Reaction: [2 + 2] Cycloaddition between Ketenes and N -Silylimines

✍ Scribed by Arrieta, Ana; Cossío, Fernando P.; Lecea, Begoña


Book ID
120341424
Publisher
American Chemical Society
Year
2000
Tongue
English
Weight
134 KB
Volume
65
Category
Article
ISSN
0022-3263

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## Abstract Starting from methylthioimidates 1–8 a series of corresponding tricyclic β‐lactams was synthesized __via__ [2+2]cycloaddition with ketenes generated __in situ__ from substituted acetyl chlorides. Dependent on the bicyclic starting material and on the substituent of the corresponding ace