scheme29

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

Scheme 29. Organocatalytic 1,3-dipolar cycloaddition of butyrolactone-derived imino esters 57 and methyleneindolinones 58. This figure is used with permission from the Royal Society of Chemistry[88].

Chemical Synthesis
ISSN 2769-5247 (Online)

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Portico

All published articles are preserved here permanently:

https://www.portico.org/publishers/oae/