scheme26
![Recent advances in organocatalytic cascade reactions for enantioselective synthesis of chiral spirolactone skeletons](https://image.oaes.cc/81dabbbc-923b-43d2-a26d-fe5689f6999d/5406.scheme.26.jpg)
Scheme 26. Organocatalyzed Mannich/cyclization reaction of isothiocyanato butyrolactone 48 with N-tosylimines 52. This figure is used with permission from Wiley-VCH Verlag[80].
Scheme 26. Organocatalyzed Mannich/cyclization reaction of isothiocyanato butyrolactone 48 with N-tosylimines 52. This figure is used with permission from Wiley-VCH Verlag[80].
All published articles are preserved here permanently:
https://www.portico.org/publishers/oae/