scheme53

Scheme 53. Spirolactonization reaction of isatins 106 with 3-alkylidene oxindoles 107. This figure is used with permission from the Royal Society of Chemistry[128].
Scheme 53. Spirolactonization reaction of isatins 106 with 3-alkylidene oxindoles 107. This figure is used with permission from the Royal Society of Chemistry[128].
All published articles are preserved here permanently:
https://www.portico.org/publishers/oae/