scheme27

Recent advances in organocatalytic cascade reactions for enantioselective synthesis of chiral spirolactone skeletons

Scheme 27. Organocatalyzed Mannich/cyclization reaction of isothiocyanato thiobutyrolactone 48 with alkylidene pyrazolones 54. This figure is used with permission from the Royal Society of Chemistry[81].

Chemical Synthesis
ISSN 2769-5247 (Online)

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All published articles are preserved here permanently:

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